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

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

*GRAMMAR*
dax -> BLUE 
 fep -> RED 
 kiki -> PURPLE 
 wif -> YELLOW 
 u1 tufa -> [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] [x2] [x1] 
 u1 gazzer u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 