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

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

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