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

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

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