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

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

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