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

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

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