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

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

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