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

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

*GRAMMAR*
gazzer -> BLUE 
 wif -> PINK 
 tufa -> RED 
 fep -> PURPLE 
 u1 dax x1 -> [x1] [u1] 
 x1 zup x2 -> [x2] [x1] [x1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 