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

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

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