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

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

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