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

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

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