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

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

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