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

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

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