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

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

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