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

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

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