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

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

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