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

*QUERY*
IN: wif dax wif OUT: PURPLE PURPLE
IN: wif gazzer gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki gazzer gazzer gazzer OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif blicket gazzer gazzer OUT: PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW
IN: kiki kiki OUT: BLUE BLUE
IN: blicket gazzer OUT: YELLOW YELLOW
IN: wif gazzer OUT: PURPLE PURPLE
IN: kiki gazzer OUT: BLUE BLUE
IN: blicket OUT: YELLOW
IN: kiki zup kiki OUT: BLUE BLUE BLUE BLUE

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