*SUPPORT*
IN: dax wif gazzer dax wif OUT: PINK PINK PINK PINK PINK PINK
IN: dax zup tufa OUT: PINK BLUE PINK BLUE PINK BLUE
IN: zup lug gazzer zup wif OUT: BLUE PURPLE BLUE BLUE PURPLE BLUE
IN: fep zup OUT: RED BLUE
IN: dax zup gazzer zup wif OUT: PINK BLUE BLUE PINK BLUE BLUE
IN: fep OUT: RED
IN: zup OUT: BLUE
IN: lug OUT: PURPLE
IN: dax wif tufa OUT: PINK PINK PINK PINK PINK PINK
IN: dax wif wif OUT: PINK PINK PINK PINK
IN: zup zup dax gazzer zup OUT: BLUE BLUE PINK BLUE
IN: zup gazzer dax OUT: BLUE PINK
IN: dax OUT: PINK
IN: fep tufa wif OUT: RED RED RED RED RED RED

*QUERY*
IN: dax tufa OUT: PINK PINK PINK
IN: lug wif tufa OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax wif OUT: PINK PINK
IN: lug tufa OUT: PURPLE PURPLE PURPLE
IN: dax fep gazzer dax OUT: PINK RED PINK
IN: dax gazzer zup wif OUT: PINK BLUE PINK BLUE
IN: zup fep OUT: BLUE RED
IN: fep dax tufa OUT: RED PINK RED PINK RED PINK
IN: dax tufa gazzer fep OUT: PINK PINK PINK RED
IN: lug gazzer zup wif gazzer lug OUT: PURPLE BLUE PURPLE BLUE PURPLE

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