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

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

*GRAMMAR*
kiki -> BLUE 
 gazzer -> PURPLE 
 wif -> RED 
 dax -> GREEN 
 x1 fep x2 -> [x2] [x1] [x1] [x2] [x1] [x1] [x1] [x1] 
 u1 blicket -> [u1] [u1] [u1] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 