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

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

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