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

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

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