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

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

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