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

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

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