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

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

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