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

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

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