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

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

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