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

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

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