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

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

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