*SUPPORT*
IN: fep lug fep OUT: PURPLE PURPLE
IN: kiki lug fep OUT: GREEN PURPLE
IN: fep gazzer dax OUT: PURPLE RED RED
IN: dax wif kiki OUT: RED GREEN RED
IN: dax wif dax OUT: RED RED RED
IN: zup wif dax OUT: PINK RED PINK
IN: kiki gazzer kiki OUT: GREEN GREEN GREEN
IN: kiki gazzer zup OUT: GREEN PINK PINK
IN: kiki zup OUT: GREEN PINK
IN: kiki lug kiki OUT: GREEN GREEN
IN: dax lug dax OUT: RED RED
IN: kiki OUT: GREEN
IN: dax lug kiki OUT: RED GREEN
IN: fep fep gazzer kiki OUT: PURPLE PURPLE GREEN GREEN

*QUERY*
IN: fep kiki kiki fep gazzer kiki OUT: PURPLE GREEN GREEN PURPLE GREEN GREEN
IN: dax gazzer zup OUT: RED PINK PINK
IN: zup kiki OUT: PINK GREEN
IN: fep gazzer kiki OUT: PURPLE GREEN GREEN
IN: zup OUT: PINK
IN: fep fep gazzer dax OUT: PURPLE PURPLE RED RED
IN: zup wif zup OUT: PINK PINK PINK
IN: dax fep wif zup OUT: RED PURPLE PINK PURPLE
IN: fep OUT: PURPLE
IN: dax OUT: RED

*GRAMMAR*
zup -> PINK 
 dax -> RED 
 fep -> PURPLE 
 kiki -> GREEN 
 u1 wif u2 -> [u1] [u2] [u1] 
 u1 gazzer u2 -> [u1] [u2] [u2] 
 u1 lug u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 