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

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

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