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

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

*GRAMMAR*
tufa -> PURPLE 
 fep -> BLUE 
 kiki -> GREEN 
 dax -> PINK 
 u1 zup u2 -> [u2] [u2] [u1] 
 x1 lug -> [x1] [x1] 
 x1 wif -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 