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

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

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