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

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

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