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

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

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