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

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

*GRAMMAR*
kiki -> RED 
 gazzer -> YELLOW 
 wif -> BLUE 
 dax -> PINK 
 u1 blicket u2 -> [u2] [u1] 
 x1 lug u1 -> [x1] [u1] [x1] 
 x1 fep x2 -> [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 