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

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

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