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

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

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