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

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

*GRAMMAR*
zup -> GREEN 
 fep -> PINK 
 dax -> PURPLE 
 kiki -> RED 
 u1 wif u2 -> [u2] [u1] 
 x1 gazzer x2 -> [x1] [x1] [x1] [x1] [x2] 
 u1 lug x1 -> [u1] [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 