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

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

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