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

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

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