*SUPPORT*
IN: dax gazzer kiki OUT: GREEN PINK
IN: fep OUT: PURPLE
IN: dax dax kiki zup lug OUT: GREEN GREEN PINK YELLOW
IN: fep lug OUT: PURPLE YELLOW
IN: lug OUT: YELLOW
IN: kiki lug OUT: PINK YELLOW
IN: kiki fep tufa OUT: PINK PURPLE PURPLE
IN: dax lug OUT: GREEN YELLOW
IN: fep zup fep OUT: PURPLE PURPLE
IN: dax OUT: GREEN
IN: lug fep OUT: YELLOW PURPLE
IN: kiki kiki tufa OUT: PINK PINK PINK
IN: kiki zup dax OUT: PINK GREEN
IN: fep gazzer kiki OUT: PURPLE PINK

*QUERY*
IN: fep zup dax OUT: PURPLE GREEN
IN: kiki tufa OUT: PINK PINK
IN: fep tufa OUT: PURPLE PURPLE
IN: kiki kiki zup kiki OUT: PINK PINK PINK
IN: dax gazzer fep OUT: GREEN PURPLE
IN: kiki OUT: PINK
IN: dax tufa OUT: GREEN GREEN
IN: lug gazzer lug OUT: YELLOW YELLOW
IN: kiki dax gazzer fep OUT: PINK GREEN PURPLE
IN: fep gazzer dax OUT: PURPLE GREEN

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