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

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

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