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

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

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