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

*QUERY*
IN: zup lug kiki OUT: RED YELLOW
IN: kiki lug kiki OUT: YELLOW YELLOW
IN: tufa dax OUT: BLUE BLUE BLUE BLUE BLUE
IN: fep zup lug fep OUT: PURPLE RED PURPLE
IN: fep OUT: PURPLE
IN: kiki kiki lug kiki OUT: YELLOW YELLOW YELLOW
IN: kiki gazzer tufa OUT: YELLOW YELLOW BLUE BLUE
IN: tufa OUT: BLUE
IN: tufa lug tufa OUT: BLUE BLUE
IN: fep fep fep gazzer kiki OUT: PURPLE PURPLE PURPLE PURPLE YELLOW YELLOW

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