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

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

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