*SUPPORT*
IN: lug gazzer fep OUT: BLUE RED RED
IN: fep gazzer tufa OUT: PINK BLUE BLUE
IN: fep tufa OUT: BLUE PINK
IN: fep kiki OUT: BLUE GREEN
IN: kiki OUT: GREEN
IN: kiki fep OUT: GREEN BLUE
IN: fep wif tufa gazzer fep OUT: BLUE PINK PINK BLUE
IN: lug gazzer lug OUT: RED RED RED
IN: tufa kiki OUT: PINK GREEN
IN: kiki gazzer fep wif tufa OUT: PINK BLUE GREEN GREEN
IN: fep zup tufa zup kiki OUT: BLUE PINK GREEN
IN: lug OUT: RED
IN: tufa OUT: PINK
IN: fep OUT: BLUE

*QUERY*
IN: kiki kiki zup tufa wif tufa OUT: PINK GREEN GREEN PINK
IN: lug tufa wif tufa zup lug OUT: PINK RED RED PINK
IN: lug tufa lug gazzer fep OUT: BLUE RED PINK RED RED PINK RED
IN: fep zup kiki gazzer tufa OUT: BLUE PINK GREEN GREEN
IN: fep lug fep OUT: BLUE RED BLUE
IN: tufa zup lug OUT: PINK RED
IN: fep tufa zup lug kiki kiki OUT: BLUE PINK RED GREEN GREEN
IN: kiki zup lug gazzer fep OUT: GREEN BLUE RED RED
IN: kiki lug wif fep OUT: BLUE GREEN RED
IN: lug zup lug gazzer lug OUT: RED RED RED RED

*GRAMMAR*
tufa -> PINK 
 kiki -> GREEN 
 lug -> RED 
 fep -> BLUE 
 u1 zup x1 -> [u1] [x1] 
 x1 wif x2 -> [x2] [x1] 
 x1 gazzer u1 -> [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 