*SUPPORT*
IN: dax dax fep tufa blicket dax OUT: PURPLE PURPLE PINK PURPLE
IN: kiki blicket dax OUT: RED PURPLE
IN: tufa blicket dax blicket dax OUT: PINK PURPLE PURPLE
IN: kiki blicket wif OUT: RED GREEN
IN: wif blicket tufa OUT: GREEN PINK
IN: dax kiki blicket wif OUT: PURPLE RED GREEN
IN: tufa blicket wif OUT: PINK GREEN
IN: dax tufa OUT: PURPLE PINK
IN: dax OUT: PURPLE
IN: dax dax blicket kiki blicket kiki fep wif OUT: PURPLE PURPLE RED RED GREEN
IN: kiki OUT: RED
IN: kiki kiki gazzer blicket wif OUT: RED RED RED RED RED RED GREEN
IN: wif OUT: GREEN
IN: dax gazzer blicket dax OUT: PURPLE PURPLE PURPLE PURPLE

*QUERY*
IN: tufa tufa blicket dax fep wif blicket tufa OUT: PINK PINK PURPLE GREEN PINK
IN: dax tufa blicket dax blicket tufa blicket kiki OUT: PURPLE PINK PURPLE PINK RED
IN: tufa OUT: PINK
IN: tufa dax blicket kiki OUT: PINK PURPLE RED
IN: tufa blicket dax gazzer fep tufa OUT: PINK PURPLE PINK PURPLE PINK PURPLE PINK
IN: tufa gazzer OUT: PINK PINK PINK
IN: tufa dax OUT: PINK PURPLE
IN: kiki tufa OUT: RED PINK
IN: kiki wif fep wif blicket wif blicket dax OUT: RED GREEN GREEN GREEN PURPLE
IN: kiki dax blicket tufa OUT: RED PURPLE PINK

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