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

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

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