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

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

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