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

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

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