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

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

*GRAMMAR*
wif -> YELLOW 
 dax -> BLUE 
 zup -> PINK 
 tufa -> RED 
 x1 blicket x2 -> [x1] [x2] 
 x1 kiki -> [x1] [x1] 
 x1 gazzer -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 