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

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

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