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

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

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