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

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

*GRAMMAR*
fep -> YELLOW 
 lug -> GREEN 
 tufa -> PINK 
 kiki -> BLUE 
 x1 gazzer x2 -> [x2] [x1] 
 x1 zup -> [x1] [x1] 
 x1 dax -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 