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

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

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