*SUPPORT*
IN: fep dax fep OUT: PINK BLUE PINK
IN: fep lug wif OUT: PURPLE PINK
IN: zup wif gazzer dax OUT: YELLOW PURPLE BLUE
IN: zup zup gazzer wif OUT: YELLOW YELLOW PURPLE
IN: fep gazzer zup OUT: PINK YELLOW
IN: zup kiki dax gazzer dax OUT: YELLOW BLUE BLUE
IN: fep zup gazzer zup OUT: PINK YELLOW YELLOW
IN: zup zup OUT: YELLOW YELLOW
IN: fep fep OUT: PINK PINK
IN: zup gazzer wif OUT: YELLOW PURPLE
IN: dax kiki fep gazzer dax OUT: BLUE PINK BLUE
IN: wif gazzer zup lug wif gazzer zup OUT: PURPLE YELLOW PURPLE YELLOW
IN: dax gazzer wif OUT: BLUE PURPLE
IN: dax wif gazzer wif OUT: BLUE PURPLE PURPLE

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

*GRAMMAR*
wif -> PURPLE 
 fep -> PINK 
 dax -> BLUE 
 zup -> YELLOW 
 u1 gazzer u2 -> [u1] [u2] 
 x1 lug x2 -> [x2] [x1] 
 u1 kiki x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 