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

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

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