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

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

*GRAMMAR*
lug -> YELLOW 
 tufa -> PINK 
 kiki -> RED 
 wif -> PURPLE 
 u1 fep -> [u1] [u1] 
 u1 gazzer u2 -> [u1] [u2] 
 x1 zup x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 