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

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

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