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

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

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