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

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

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