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

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

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