*SUPPORT*
IN: blicket tufa wif OUT: BLUE BLUE PURPLE
IN: wif dax tufa dax OUT: PURPLE RED RED RED
IN: gazzer lug blicket OUT: BLUE YELLOW
IN: dax tufa wif OUT: RED RED PURPLE
IN: wif blicket OUT: PURPLE BLUE
IN: gazzer OUT: YELLOW
IN: gazzer gazzer blicket fep wif OUT: PURPLE YELLOW YELLOW BLUE
IN: wif lug wif tufa blicket OUT: PURPLE PURPLE BLUE PURPLE
IN: dax tufa blicket OUT: RED RED BLUE
IN: dax tufa dax OUT: RED RED RED
IN: wif tufa dax OUT: PURPLE PURPLE RED
IN: blicket lug dax OUT: RED BLUE
IN: blicket dax OUT: BLUE RED
IN: blicket tufa dax fep blicket OUT: BLUE BLUE BLUE RED

*QUERY*
IN: dax OUT: RED
IN: dax tufa gazzer OUT: RED RED YELLOW
IN: gazzer tufa wif OUT: YELLOW YELLOW PURPLE
IN: wif dax blicket OUT: PURPLE RED BLUE
IN: blicket tufa dax OUT: BLUE BLUE RED
IN: dax dax OUT: RED RED
IN: wif OUT: PURPLE
IN: wif tufa wif OUT: PURPLE PURPLE PURPLE
IN: gazzer wif OUT: YELLOW PURPLE
IN: dax fep dax OUT: RED RED

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