Burkina Faso Migration Flows

Burkina Faso Migration Flows preview image

2 collaborators

Default-person Jenny Deview (Author)
Default-person Colin West (Advisor)

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extensions [ gis csv ]
globals [ regions-dataset
  regions_ras-dataset ]
breed [ region-labels region-label]
breed [ migrants migrant]
breed [seconds second]
breed [thirds third]
breed [fourths fourth]
breed [fifths fifth]
breed [sixths sixth]
breed [sevenths seven]
patches-own [ region ]
migrants-own [origin destination energy ]

to setup
  clear-all
  ; Note that setting the coordinate system here is optional, as
  ; long as all of your datasets use the same coordinate system.
  ; gis:load-coordinate-system (word "data/" projection ".prj")
  ; Load all of our datasets
  set regions-dataset gis:load-dataset "BFA_adm1_UTM.shp"
  set regions_ras-dataset gis:load-dataset "BFA_adm1_UTM_ascii.asc"
  ; Set the world envelope to the union of all of our dataset's envelopes
  gis:set-world-envelope (gis:envelope-of regions-dataset)
  set-default-shape migrants "people"

  display-regions

  display-raster-in-patches

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;; CREATES MIGRANTS ;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

  create-turtles 1      ;;Boucle de Mouhoun
 [ set xcor -41 set ycor 5    ;; These breeds of turtles, seconds, thirds etc, are used as
     set color red ]          ;; heading anchors that are invisible (same color as pcolor),
                              ;;but allow other turtle to face them and go towards that region xycor

  create-seconds 1
  [ set xcor -60 set ycor -41  ;;Second 14, Cascades
    set color 15  ]

  create-thirds 1               ;; Third 15, EST
  [set xcor 46 set ycor 0
    set color grey ]

  create-fourths 1
  [set xcor 9 set ycor -16      ;; Fourth 16, Center Sud
    set color grey]

  create-fifths 1
  [set xcor -66 set ycor -31   ;;Fifth 17, N Cascades
    set color grey]

  create-sixths 1
  [set xcor 17 set ycor 41 ;; Sixth 18, Sahel
    set color 45]
create-sevenths 1
  [set xcor -57 set ycor -18 ;Seventh 19
    set color 17]

  ask n-of 200 patches [
   ifelse (region = 10) ; Nord
   [sprout-migrants 20]
   [ifelse (region = 1) ; Boucle du Mouhoun
    [sprout-migrants 20]
      [ifelse (region = 2) ; Cascades
        [sprout-migrants 20]
        [ifelse (region = 3) ; Centre
          [sprout-migrants 20]
          [ifelse (region = 4) ; Centre-Est
            [sprout-migrants 20]
            [ifelse (region = 5) ; Centre-Nord
              [sprout-migrants 20]
             [ifelse (region = 6) ; Centre-Ouest
              [sprout-migrants 20]
                [ifelse (region = 7) ; Centre-Sud
                  [sprout-migrants 20]
                  [ifelse (region = 8) ; Est
                    [sprout-migrants 20]
                    [ifelse (region = 9) ; Hauts-Bassins
                      [sprout-migrants 20]
                      [ifelse (region = 11); Plateau Central
                        [sprout-migrants 20]
                        [ifelse (region = 12) ; Sahel
                          [sprout-migrants 20]
                          [ifelse (region = 13) ; Sud-Ouest
                            [sprout-migrants 20]
    [sprout-migrants 0]
  ]]]]]]]]]]]]]

  ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  ;;;;;; COLORS MIGRANTS ;;;;;;
  ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;


  ask migrants [
   ifelse (region = 1) ; Boucle du Mohoun
    [ set color 16 set energy 20]
    [ ifelse (region = 2) ; Cascades
      [set color 15 set energy 20]
    [ifelse (region = 3)  ; Centre
        [set color 16.5 set energy 10]
    [ifelse (region = 4)  ; Centre-Est
        [set color 36 set energy 20]
    [ifelse (region = 5) ; Centre-Nord
        [set color 97 set energy 10]
    [ifelse (region = 6) ; Centre-Ouest
        [set color sky set energy 15]
    [ifelse (region = 7)  ; Centre-Sud
        [set color 27 set energy 20]
    [ifelse (region = 8) ; Est
        [set color 47 set energy 20]
    [ifelse (region = 9) ; Hauts-Bassins
        [set color 17 set energy 100]
    [ifelse (region = 10) ; Nord
        [set color blue set energy 40]
    [ifelse (region = 11) ; Plateau Central
        [set color 37 set energy 20]
    [ifelse (region = 12) ; Sahel
        [set color yellow set energy 160]
    [ifelse (region = 13) ; Sud-Ouest
        [set color 38 set energy 20]
    [ set color gray ]
                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
          ]
        ]
      ]
    ]
  ]


  reset-ticks
end 

; Drawing polygon data from a shapefile, and optionally loading some
; of the data into turtles, if label-countries is true

to display-regions
  ask region-labels [ die ]
  gis:set-drawing-color white
  gis:draw regions-dataset 1
  if label-regions
  [ foreach gis:feature-list-of regions-dataset [ vector-feature ->
      let centroid gis:location-of gis:centroid-of vector-feature
      ; centroid will be an empty list if it lies outside the bounds
      ; of the current NetLogo world, as defined by our current GIS
      ; coordinate transformation
      if not empty? centroid
      [ create-region-labels 1
        [ set xcor item 0 centroid
          set ycor item 1 centroid
          set size 0
          set label gis:property-value vector-feature "ADM1"
        ]
      ]
    ]
  ]
end 

to display-raster-in-patches
  ; This is the preferred way of copying values from a raster dataset
  ; into a patch variable: in one step, using gis:apply-raster.
 gis:apply-raster regions_ras-dataset region
  ; Hopefully, this will color the patches accordingly
 ask patches [
    ifelse (region = 1) ; Boucle du Mohoun
    [ set pcolor 16]
    [ ifelse (region = 2) ; Cascades
      [set pcolor 15]
    [ifelse (region = 3)  ; Centre
        [set pcolor 16.5]
    [ifelse (region = 4)  ; Centre-Est
        [set pcolor 36]
    [ifelse (region = 5) ; Centre-Nord
        [set pcolor 97]
    [ifelse (region = 6) ; Centre-Ouest
        [set pcolor sky]
    [ifelse (region = 7)  ; Centre-Sud
        [set pcolor 27]
    [ifelse (region = 8) ; Est
        [set pcolor 47]
    [ifelse (region = 9) ; Hauts-Bassins
        [set pcolor 17]
    [ifelse (region = 10) ; Nord
        [set pcolor blue]
    [ifelse (region = 11) ; Plateau Central
        [set pcolor 37]
    [ifelse (region = 12) ; Sahel
        [set pcolor yellow]
    [ifelse (region = 13) ; Sud-Ouest
        [set pcolor 29]
    [ set pcolor gray ]
                          ]
                        ]
                      ]
                    ]
                  ]
                ]
              ]
            ]
          ]
        ]
      ]
    ]
  ]
  ;give-energy
end 

;to assign-origin ; Hopefully, this assigns an origin and MAYBE destination to migrants along
  ; with energy
 ; ask migrants [
   ; ifelse (region = 10)
    ;[ set origin 10
   ;   set energy 100
    ;  set destination





;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;; 1975 ;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;

to year-1975

  ask migrants with [color = blue][
    face turtle 13 ]
  check-arrival
  move-1975
  out-flow-1 ; Nord towards Boucle de Mouhoun

  ask migrants with [color = 95]
    [face turtle 13]  ; Centre Ouest to B de M
 check-arrival
 move-1975
  out-flow-1
; check-settled

ask migrants with [color = 27]
    [face third 15]
  check-arrival
  move-1975
  out-flow-1

   ask migrants with [color = 97]
  [face sixth 18]
    check-arrival
    move-1975
    out-flow-1

  tick
  if ticks = 150 [ stop ] ;;specify when to stop model after migration occurs!
end 


 ;to check-settled ;force turtles to stay in place


 ; end

to check-arrival ;changes the path color of the region to a mixed color
  ask patches with [ pcolor = 16  ]
  [if any? migrants-here with [color = blue] [set pcolor 113] ]
  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = blue] [set pcolor 117 ] ]
  ask patches with [pcolor = yellow]
  [if any? migrants-here with [color = blue] [set pcolor 57] ]
  ask patches with [pcolor = 16]
  [if any? migrants-here with [color = 95] [set pcolor 113]]
  ask patches with [pcolor = 47]
    [if any? migrants-here with [color = 27] [set pcolor 16] ]
  ask patches with [pcolor = 45]
  [if any? migrants-here with [color = 97 ] [set pcolor 66 ] ]

   ;supposed to change patches nearby to new color as well similar to diffuse color
    ;set pcolor violet]
end 

to move-1975
  ask migrants with [color = blue]
    [rt random 90
    lt random 80
      fd 1
      if any? turtles-here [rt 180] ];;makes the turtles say relatively within the coutry by making them turn


  ask migrants with [color = 95]
    [ rt random 90
      lt random 80
      fd 1
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 27]
    [ rt random 90
      lt random 80
      fd 1
      if any? turtles-here [rt 180] ]

  ask migrants with [color = 97]
  [rt random 90
  lt random 80
    fd .5
    if any? turtles-here [rt 180] ]
end 

to out-flow-1 ;;OUT MIGRATION
  ask patches with [pcolor = 95] [
    if any? migrants-here with [color = 95] [set pcolor 96] ] ;changes centre ouest lighter
  ask patches with [pcolor = blue] [
    if any? migrants-here with [color = blue] [set pcolor 106] ] ;changes Nord lighter
  ask patches with [pcolor = 97] [
    if any? migrants-here with [color = 97] [set pcolor 98] ] ;changes centre nord lighter from out migration
  ask patches with [pcolor = 27] [
    if any? migrants-here with [color = 27] [set pcolor 28] ] ; lighter centre sud
end 
;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;; 1985 ;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;

to year-1985

  ask migrants with [color = blue] ; Nord to Cascades/ HB region
  [face fifth 17]
  check-arrival-1
  move-1985
  out-flow-2

  ask migrants with [color = 97] ; Centre Nord to Boucle de Mouhoun
   [face turtle 13]
 check-arrival-1
 move-1985
 out-flow-2

  ask migrants with [color = 95] ;;
  [face fifth 17]
  check-arrival-1
  move-1985
  out-flow-2
  ask migrants with [color = 27]
  [face third 15]
  check-arrival-1
  move-1985
  out-flow-2

  tick
  if ticks = 200 [stop]
end 

to check-arrival-1
   ask patches with [ pcolor = 16  ]
  [if any? migrants-here with [color = blue] [set pcolor violet] ] ;Nord to Boucle de Mouhoun
  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = blue] [set pcolor 113 ] ] ;Nord to Hauts Bassins
  ask patches with [pcolor = 16.5]
  [if any? migrants-here with [color = blue] [set pcolor 113] ] ;Nord to Centre
 ask patches with [pcolor = 16.5]
  [if any? migrants-here with [color = 97] [set pcolor 115] ]
  ask patches with [pcolor = 15]
  [if any? migrants-here with [color = blue] [set pcolor 113] ] ;Nord to Cascades
  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = blue] [set pcolor 57] ] ;Nord to Est
  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = 97] [set pcolor 113]]
  ask patches with [pcolor = 95]
  [if any? migrants-here with [color = 97] [set pcolor 94]]
  ask patches with [pcolor = 15] [
    if any? migrants-here with [color = 95] [set pcolor 113]] ;centre nord to N. Cascades
 ask patches with [pcolor = 16.5]
  [if any? migrants-here with [color = 95] [set pcolor 115] ] ;centre nord to HB
  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = 97] [set pcolor 57] ];Centre Nord to Est
  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = 95] [set pcolor 113]]
  ask patches with [pcolor = 16] [
    if any? migrants-here with [color = 95] [set pcolor 115]]
  ask patches with [pcolor = 47] [
    if any? migrants-here with [color = 27][ set pcolor 16]]

   ;supposed to change patches nearby to new color as well similar to diffuse color
    ;set pcolor violet]
end 

to move-1985
  ask migrants with [color = blue]
    [ rt random 90
      lt random 80
      fd 1.2
     if any? turtles-here [rt 180] ]


  ask migrants with [color = 95]
     [ rt random 50
      lt random 100
      fd .5
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 97]
     [ rt random 80
      lt random 70
      fd 1
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 27]
     [ rt random 70
      lt random 80
      fd 1
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 36]
  [ rt random 70
      lt random 80
      fd 1
     if any? turtles-here [rt 180] ]
end 

to out-flow-2
  ;ask patches with [pcolor = 95] [
  ;  if any? migrants-here with [color = 95] [set pcolor 96] ] ;changes centre ouest lighter
  ask patches with [pcolor = blue] [
    if any? migrants-here with [color = blue] [set pcolor 106] ] ;changes Nord lighter
  ask patches with [pcolor = 97] [
    if any? migrants-here with [color = 97] [set pcolor 98] ] ;changes centre nord lighter from out migration
  ask patches with [pcolor = 27] [
    if any? migrants-here with [color = 27] [set pcolor 28] ] ; lighter centre sud
end 
;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;; 1996 ;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;

to year-1996
 ask migrants with [color = blue]
  [face second 14] ;N Towards Cascades and Hauts Bassins Centre Sud
  check-arrival-2
  move-1996
  out-flow-3
; check-settled ]

  ask migrants with [color = 97]
  [ face third 15]
 check-arrival-2
 move-1996
 out-flow-3

  ask migrants with [color = 38]
  [face fourth 16]                      ;; to centre sud
  check-arrival-2
  move-1996
  out-flow-3
  ask migrants with [color = 45]
  [face fifth 17 ]
  check-arrival-2
  move-1996
  out-flow-3

   ask migrants with [color = 36]
  [face fourth 16 ]
  check-arrival-2
  move-1996
  out-flow-3

  tick
  if ticks = 160 [stop]
end 

to check-arrival-2
  ask patches with [pcolor = 15]
  [if any? migrants-here with [color = blue] [set pcolor 113]]
   ask patches with [pcolor = 15]
  [if any? migrants-here with [color = 97] [set pcolor 113]] ; CASCADES color change influx
  ask patches with [pcolor = 15] [
    if any? migrants-here with [color = 45][set pcolor 113]]

  ask patches with [pcolor = 16] [
    if any? migrants-here with [pcolor = blue][set pcolor 115]] ; BDM color change influx
  ask patches with [pcolor = 16] [
    if any? migrants-here with [pcolor = 97][set pcolor 115]]
   ask patches with [ pcolor = 16  ]
  [if any? migrants-here with [color = blue] [set pcolor 117]]
  ask patches with [pcolor = 16]
  [if any? migrants-here with [color = blue] [set pcolor 117] ]
  ask patches with [pcolor = 16]
  [if any? migrants-here with [color = 45] [set pcolor 117] ]

  ask patches with [pcolor = 16.5]
  [if any? migrants-here with [color = blue] [set pcolor 113]] ;Centre change
  ask patches with [pcolor = 16.5] [
  if any? migrants-here with [color = 38] [set pcolor 113]]
ask patches with [pcolor = 16.5]
  [if any? migrants-here with [color = 45] [set pcolor 113] ]

  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = blue] [set pcolor 113 ] ]
  ask patches with [pcolor = 17]                                    ;HB color change
  [if any? migrants-here with [color = 97] [set pcolor 113]]
  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = 95] [set pcolor 113]]
  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = 45] [set pcolor 113] ]


  ask patches with [pcolor = 27] [
    if any? migrants-here with [color = 38][set pcolor 113]]


  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = blue] [set pcolor lime]]
  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = 95] [set pcolor lime]]
  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = 97] [set pcolor lime]]


  ask patches with [pcolor = 95]
  [if any? migrants-here with [color = 97] [set pcolor 94]]
  ask patches with [pcolor = 95]
  [if any? migrants-here with [color = blue] [set pcolor 94] ]

  ask patches with [pcolor = 37][
    if any? migrants-here with [color = 38][set pcolor 113]]
  ask patches with [pcolor = 37]
  [if any? migrants-here with [color = 45] [set pcolor 113] ]


ask patches with [pcolor = 27][
    if any? migrants-here with [color = 36][set pcolor 113]]
end 

to move-1996
  ask migrants with [color = blue] ;N to HB and Cascades highest influx
     [ rt random 90
      lt random 60
      fd 1.1
     if any? turtles-here [rt 180] ]


  ask migrants with [color = 97]
    [ rt random 90
      lt random 80
      fd .4
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 45]
  [ lt random 20 rt random 35 fd .2]

ask migrants with [color = 38]
  [ lt random 80
    rt random 30
    fd .2 ]

  ask migrants with [color = 36] ;S
  [ lt random 60
    rt random 80
    fd .1 ]
end 

to out-flow-3

  ask patches with [pcolor = blue] [                 ;;Out flux from north
    if any? migrants-here with [color = blue] [set pcolor 106]]

    ask patches with [pcolor = 45] [                 ;;Out flux from sahel
    if any? migrants-here with [color = 45] [set pcolor 46]]

  ask patches with [pcolor = 36] [
    if any? migrants-here with [color = 36][set pcolor 38]]
end 

;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;; 2006 ;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;

to year-2006
  ask migrants with [color = blue] ; Nord to Cascades/ HB region
  [face fourth 16]
   check-arrival-3
  move-1985
 out-flow-4

  ask migrants with [color = 97] ;
    [face second 14]
 check-arrival-3
 move-2006
 out-flow-4


  ask migrants with [color = 95]
 [face third 15]
    check-arrival-3
    move-2006
  out-flow-4

  ask migrants with [color = 38]
  [face fifth 17]
  check-arrival-3
  move-2006
out-flow-4

  ask migrants with [color = 36]
  [face fifth 17]
  check-arrival-3
  move-2006
out-flow-4

   ask migrants with [color = 16]
  [face fifth 17]
  check-arrival-3
  move-2006
  out-flow-4

 ask migrants with [color = 45]
  [face fifth 17]
  check-arrival-3
  move-2006
  out-flow-4


  tick
  if ticks = 150 [stop]
end 

to check-arrival-3
  ; ask patches with [ pcolor = 16  ]
  ;[if any? migrants-here with [color = blue] [set pcolor violet] ] ;Nord to Boucle de Mouhoun
   ask patches with [pcolor = 15]
  [if any? migrants-here with [color = 95] [set pcolor 113]]
  ask patches with [pcolor = 15]
  [if any? migrants-here with [color = 97] [set pcolor 113]]
  ask patches with [pcolor = 15]
  [if any? migrants-here with [color = blue] [set pcolor 113]]
  ask patches with [pcolor = 15]
  [if any? migrants-here with [color = 38] [set pcolor 113]]

  ask patches with [pcolor = 16.5]
  [if any? migrants-here with [color = blue] [set pcolor 113] ] ;Nord to Centre

  ask patches with [pcolor = 17]
  [if any? migrants-here with [color = blue] [set pcolor 113 ] ] ;Nord to Hauts Bassins
   ask patches with [pcolor = 17]
  [if any? migrants-here with [color = 97] [set pcolor 113]]
   ask patches with [pcolor = 17]
  [if any? migrants-here with [color = 36 ] [set pcolor 113]]



  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = blue] [set pcolor lime] ] ;Nord to Est
  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = 97] [set pcolor lime]]
  ask patches with [pcolor = 47]
  [if any? migrants-here with [color = 95] [set pcolor lime]]

  ask patches with [pcolor = 27]
  [if any? migrants-here with [color = blue] [ set pcolor 132]]
end 

to move-2006
  ask migrants with [color = blue]
     [ rt random 40
      lt random 100
      fd .1
     if any? turtles-here [rt 180] ]


  ask migrants with [color = 97]
    [ rt random 90
      lt random 60
      fd 1
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 95]
    [ rt random 90
      lt random 60
      fd .1
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 38]
  [ rt random 90
      lt random 60
      fd 1
     if any? turtles-here [rt 180] ]

   ask migrants with [color = 36] ; to N cascades
  [ rt random 70
      lt random 60
      fd 1
     if any? turtles-here [rt 180] ]

  ask migrants with [color = 45]
   [ rt random 50
      lt random 30
      fd 1
     if any? turtles-here [rt 180] ]
end 

to out-flow-4
  ask patches with [pcolor = 37]
  [if any? migrants-here with [color = 37] [set pcolor 38]]

  ask patches with [pcolor = 16]
  [if any? migrants-here with [color = 16][set pcolor 17]]

  ask patches with [pcolor = 45]
  [if any? migrants-here with [color = 45][set pcolor 46]]

  ask patches with [pcolor = 29]
 [if any? migrants-here with [color = 38][set pcolor 9]]
end 


; Public Domain: Creation by C.T. West & J.L. Deview of the University of North Carolina at Chapel Hill
; Information from C. T. West's research in Burkina Faso and census data.

There are 4 versions of this model.

Uploaded by When Description Download
Jenny Deview about 1 year ago Improved migrant movement and color visualization Download this version
Jenny Deview about 1 year ago Improved migrant movement and color visualization Download this version
Jenny Deview about 1 year ago Improved migrant movement and color visualization Download this version
Jenny Deview over 1 year ago Initial upload Download this version

Attached files

File Type Description Last updated
BFA_adm1_UTM.cpg data Burkina Faso Regions Vector cpg file over 1 year ago, by Jenny Deview Download
BFA_adm1_UTM.dbf data Burkina Faso dbf file over 1 year ago, by Jenny Deview Download
BFA_adm1_UTM.prj data Burkina Faso Regions prj file over 1 year ago, by Jenny Deview Download
BFA_adm1_UTM.sbn data Burkina Faso sbn file over 1 year ago, by Jenny Deview Download
BFA_adm1_UTM.sbx data Burkina Faso sbx file over 1 year ago, by Jenny Deview Download
BFA_adm1_UTM.shp data Burkina Faso regions shapefile over 1 year ago, by Jenny Deview Download
BFA_adm1_UTM.shx data Burkina Faso regions shx file over 1 year ago, by Jenny Deview Download
bfa_adm1_utm_ascii.asc data Burkina Faso Raster ascii file over 1 year ago, by Jenny Deview Download
BFA_adm1_UTM_ascii.prj data Burkina Faso Raster projection file over 1 year ago, by Jenny Deview Download
Burkina Faso Migration Flows.png preview Preview for 'Burkina Faso Migration Flows' over 1 year ago, by Jenny Deview Download

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