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

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

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