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

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

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