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

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

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