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

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

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