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

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

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