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

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

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