*SUPPORT*
IN: fep fep dax blicket OUT: YELLOW BLUE BLUE YELLOW
IN: lug gazzer gazzer OUT: PINK PINK PINK PINK
IN: fep blicket OUT: YELLOW BLUE
IN: tufa dax tufa OUT: RED RED RED
IN: fep gazzer gazzer gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: lug OUT: PINK
IN: lug zup OUT: PINK PINK
IN: lug dax tufa OUT: RED RED PINK
IN: blicket zup OUT: BLUE BLUE
IN: tufa blicket OUT: RED BLUE
IN: tufa zup gazzer gazzer OUT: RED RED RED RED RED RED RED RED
IN: tufa lug OUT: RED PINK
IN: fep dax lug OUT: PINK PINK YELLOW
IN: fep dax fep OUT: YELLOW YELLOW YELLOW

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

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