*SUPPORT*
IN: dax kiki wif fep zup dax OUT: GREEN BLUE RED GREEN BLUE RED GREEN
IN: fep fep OUT: BLUE BLUE
IN: fep kiki OUT: BLUE RED
IN: lug OUT: PINK
IN: dax kiki lug OUT: GREEN RED PINK
IN: kiki tufa OUT: RED RED RED
IN: dax wif dax wif lug OUT: PINK GREEN GREEN
IN: fep dax tufa OUT: BLUE GREEN BLUE GREEN BLUE GREEN
IN: fep OUT: BLUE
IN: kiki wif lug zup kiki OUT: PINK PINK RED RED
IN: dax OUT: GREEN
IN: dax wif dax OUT: GREEN GREEN
IN: lug wif lug lug wif lug zup lug OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: fep kiki tufa OUT: BLUE RED BLUE RED BLUE RED

*QUERY*
IN: kiki wif lug OUT: PINK RED
IN: lug tufa OUT: PINK PINK PINK
IN: dax lug tufa OUT: GREEN PINK GREEN PINK GREEN PINK
IN: dax wif dax fep tufa OUT: GREEN BLUE GREEN BLUE GREEN BLUE GREEN
IN: kiki kiki lug wif fep OUT: RED RED BLUE PINK
IN: lug fep dax OUT: PINK BLUE GREEN
IN: fep lug OUT: BLUE PINK
IN: kiki OUT: RED
IN: kiki lug kiki kiki OUT: RED PINK RED RED
IN: dax zup lug fep OUT: GREEN GREEN PINK BLUE

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