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

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

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