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

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

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