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

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

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