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

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

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