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

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

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