*SUPPORT*
IN: gazzer zup lug zup gazzer blicket dax OUT: GREEN PINK PINK BLUE GREEN
IN: gazzer blicket zup OUT: PINK GREEN
IN: dax tufa zup OUT: BLUE PINK
IN: kiki OUT: YELLOW
IN: zup zup OUT: PINK PINK
IN: gazzer blicket dax OUT: BLUE GREEN
IN: gazzer blicket kiki OUT: YELLOW GREEN
IN: zup OUT: PINK
IN: zup zup lug gazzer blicket dax OUT: PINK PINK BLUE GREEN
IN: kiki tufa dax OUT: YELLOW BLUE
IN: dax tufa kiki OUT: BLUE YELLOW
IN: zup blicket dax OUT: BLUE PINK
IN: dax tufa dax OUT: BLUE BLUE
IN: gazzer lug kiki lug kiki tufa dax OUT: GREEN YELLOW YELLOW BLUE

*QUERY*
IN: dax blicket zup OUT: PINK BLUE
IN: kiki tufa kiki OUT: YELLOW YELLOW
IN: gazzer blicket gazzer OUT: GREEN GREEN
IN: gazzer OUT: GREEN
IN: gazzer lug kiki tufa kiki OUT: GREEN YELLOW YELLOW
IN: kiki blicket gazzer OUT: GREEN YELLOW
IN: zup tufa dax OUT: PINK BLUE
IN: zup gazzer lug zup OUT: PINK GREEN PINK
IN: dax OUT: BLUE
IN: kiki lug zup lug dax blicket kiki OUT: YELLOW PINK YELLOW BLUE

*GRAMMAR*
gazzer -> GREEN 
 dax -> BLUE 
 zup -> PINK 
 kiki -> YELLOW 
 u1 tufa u2 -> [u1] [u2] 
 u1 lug x1 -> [u1] [x1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 