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

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

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