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

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

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