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

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

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