(128, 128, 128) # sky
(128,   0,   0) # building
(192, 192, 128) # pole
(128,  64, 128) # road
( 60,  40, 222) # pavement
(128, 128,   0) # tree
(192, 128, 128) # sign symbol
( 64,  64, 128) # fence
( 64,   0, 128) # car
( 64,  64,   0) # pedestrian
(  0, 128, 192) # bicyclist
(  0,   0,   0) # unlabelled
