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

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

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