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

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

*GRAMMAR*
kiki -> GREEN 
 blicket -> YELLOW 
 wif -> BLUE 
 dax -> PINK 
 x1 gazzer x2 -> [x2] [x1] [x2] [x1] [x2] [x1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 