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

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

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