*SUPPORT*
IN: dax fep gazzer lug blicket kiki OUT: PINK BLUE PURPLE BLUE PURPLE
IN: wif lug OUT: RED RED
IN: kiki fep gazzer OUT: PINK PURPLE
IN: wif wif blicket kiki OUT: PINK RED RED
IN: gazzer fep dax OUT: PURPLE BLUE
IN: wif blicket wif OUT: RED RED
IN: gazzer dax fep gazzer lug OUT: PURPLE BLUE PURPLE PURPLE BLUE PURPLE
IN: dax OUT: BLUE
IN: kiki kiki OUT: PINK PINK
IN: dax fep dax OUT: BLUE BLUE
IN: gazzer gazzer blicket wif blicket wif OUT: RED RED PURPLE PURPLE
IN: wif OUT: RED
IN: kiki gazzer OUT: PINK PURPLE
IN: dax fep kiki blicket wif OUT: RED BLUE PINK

*QUERY*
IN: dax fep dax blicket gazzer OUT: PURPLE BLUE BLUE
IN: gazzer fep kiki lug OUT: PURPLE PINK PURPLE PINK
IN: dax lug OUT: BLUE BLUE
IN: gazzer OUT: PURPLE
IN: dax blicket wif OUT: RED BLUE
IN: gazzer gazzer fep gazzer blicket gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: gazzer gazzer dax fep wif OUT: PURPLE PURPLE BLUE RED
IN: gazzer fep gazzer OUT: PURPLE PURPLE
IN: dax fep kiki lug OUT: BLUE PINK BLUE PINK
IN: wif dax fep kiki lug blicket wif OUT: RED RED BLUE PINK RED BLUE PINK

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