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

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

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