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

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

*GRAMMAR*
fep -> PURPLE 
 wif -> PINK 
 dax -> BLUE 
 blicket -> RED 
 u1 gazzer u2 -> [u2] [u1] 
 x1 tufa x2 -> [x2] [x1] [x1] [x1] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 