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

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

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