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

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

*GRAMMAR*
kiki -> PINK 
 tufa -> RED 
 gazzer -> BLUE 
 wif -> YELLOW 
 x1 zup -> [x1] [x1] [x1] [x1] 
 u1 dax u2 -> [u2] [u1] 
 u1 lug x1 -> [x1] [x1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 