*SUPPORT*
IN: kiki fep OUT: BLUE YELLOW
IN: fep dax lug dax OUT: YELLOW RED RED
IN: fep blicket tufa OUT: YELLOW GREEN YELLOW GREEN YELLOW GREEN
IN: blicket tufa OUT: GREEN GREEN GREEN
IN: blicket OUT: GREEN
IN: kiki lug blicket OUT: GREEN BLUE
IN: kiki wif blicket OUT: BLUE GREEN
IN: kiki wif fep tufa OUT: BLUE YELLOW BLUE YELLOW BLUE YELLOW
IN: kiki kiki OUT: BLUE BLUE
IN: kiki OUT: BLUE
IN: dax kiki OUT: RED BLUE
IN: fep lug fep OUT: YELLOW YELLOW
IN: kiki tufa OUT: BLUE BLUE BLUE
IN: kiki lug fep OUT: YELLOW BLUE

*QUERY*
IN: fep lug kiki tufa OUT: BLUE YELLOW BLUE YELLOW BLUE YELLOW
IN: dax OUT: RED
IN: dax kiki fep wif kiki OUT: RED BLUE YELLOW BLUE
IN: kiki lug dax OUT: RED BLUE
IN: fep tufa OUT: YELLOW YELLOW YELLOW
IN: dax tufa OUT: RED RED RED
IN: blicket dax lug blicket OUT: GREEN GREEN RED
IN: fep OUT: YELLOW
IN: blicket blicket lug fep OUT: GREEN YELLOW GREEN
IN: fep lug kiki OUT: BLUE YELLOW

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