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

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

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