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

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

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