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

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

*GRAMMAR*
dax -> GREEN 
 gazzer -> BLUE 
 wif -> RED 
 zup -> YELLOW 
 u1 blicket u2 -> [u2] [u1] 
 x1 lug x2 -> [x1] [x2] [x2] 
 u1 kiki -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 