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

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

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