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

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

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