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

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

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