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

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

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