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

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

*GRAMMAR*
fep -> YELLOW 
 dax -> GREEN 
 kiki -> BLUE 
 zup -> PINK 
 x1 gazzer x2 -> [x2] [x1] [x2] 
 x1 tufa x2 -> [x2] [x1] 
 x1 lug -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 