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

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

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