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

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

*GRAMMAR*
gazzer -> BLUE 
 dax -> YELLOW 
 lug -> PINK 
 wif -> RED 
 u1 blicket u2 -> [u1] [u1] [u2] 
 x1 tufa x2 -> [x1] [x2] [x1] [x2] [x1] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 