*SUPPORT*
IN: kiki kiki dax gazzer lug kiki OUT: RED RED BLUE RED PINK
IN: zup OUT: YELLOW
IN: lug OUT: BLUE
IN: kiki wif dax zup wif dax OUT: PINK PINK YELLOW YELLOW RED RED
IN: dax lug wif zup gazzer kiki wif kiki OUT: PINK RED RED RED YELLOW BLUE BLUE
IN: kiki wif zup tufa dax OUT: YELLOW PINK RED RED
IN: zup dax gazzer kiki dax OUT: YELLOW RED PINK PINK
IN: zup wif dax wif dax gazzer lug OUT: BLUE PINK PINK PINK YELLOW YELLOW
IN: dax tufa lug OUT: PINK BLUE
IN: kiki wif lug wif lug OUT: BLUE BLUE BLUE RED RED
IN: lug lug OUT: BLUE BLUE
IN: zup zup gazzer zup zup dax OUT: YELLOW YELLOW YELLOW PINK YELLOW
IN: lug dax OUT: BLUE PINK
IN: dax OUT: PINK

*QUERY*
IN: zup tufa kiki zup wif dax wif kiki OUT: YELLOW RED RED PINK PINK YELLOW YELLOW
IN: lug lug tufa kiki wif dax tufa zup OUT: BLUE BLUE PINK RED RED YELLOW
IN: kiki OUT: RED
IN: kiki kiki gazzer kiki dax OUT: RED RED PINK RED
IN: kiki gazzer lug gazzer kiki gazzer zup dax OUT: YELLOW PINK RED BLUE RED
IN: lug wif dax OUT: PINK BLUE BLUE
IN: lug gazzer lug OUT: BLUE BLUE
IN: dax zup wif dax OUT: PINK PINK YELLOW YELLOW
IN: kiki wif kiki gazzer lug wif lug OUT: BLUE BLUE BLUE RED RED RED
IN: dax gazzer kiki wif dax kiki wif lug OUT: PINK BLUE RED RED RED RED PINK

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