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

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

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