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

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

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