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

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

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