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

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

*GRAMMAR*
wif -> RED 
 dax -> PURPLE 
 kiki -> GREEN 
 tufa -> BLUE 
 x1 gazzer -> [x1] [x1] [x1] [x1] 
 u1 blicket u2 -> [u2] [u1] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 