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

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

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