["a"   -30    20 [1] ]
["b"    30    20 [30] ]
["t1"  -62   -20 [] 0 0 1 red ]
["t2"  -39   -20 [] 0 0 1 orange]
["t3"  -26   -20 [] 0 0 1 brown]
["t4"  -16.7 -20 [] 0 0 1 yellow]
["t5"   -8   -20 [] 0 0 1 green]
["t6"    0   -20 [] 0 0 1 lime]
["t7"    8   -20 [] 0 0 1 turquoise]
["t8"   16.7 -20 [] 0 0 1 cyan]
["t9"   26   -20 [] 0 0 1 sky]
["t10"  39   -20 [] 0 0 1 blue]
["t11"  62   -20 [] 0 0 1 violet]