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

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

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