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

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

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