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

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

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