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

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

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