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

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

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