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

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

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