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

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

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