*SUPPORT*
IN: zup kiki blicket OUT: RED BLUE BLUE BLUE BLUE
IN: tufa fep zup blicket OUT: RED RED RED RED PINK
IN: dax gazzer OUT: GREEN GREEN
IN: dax dax gazzer OUT: GREEN GREEN GREEN
IN: tufa OUT: PINK
IN: dax kiki dax gazzer OUT: GREEN BLUE GREEN GREEN
IN: dax fep zup OUT: RED GREEN
IN: dax OUT: GREEN
IN: zup kiki gazzer OUT: RED BLUE BLUE
IN: kiki OUT: BLUE
IN: zup OUT: RED
IN: tufa dax dax OUT: PINK GREEN GREEN
IN: dax blicket OUT: GREEN GREEN GREEN GREEN
IN: zup fep zup blicket OUT: RED RED RED RED RED

*QUERY*
IN: tufa fep kiki fep tufa OUT: PINK BLUE PINK
IN: zup fep zup fep zup blicket OUT: RED RED RED RED RED RED
IN: zup fep zup OUT: RED RED
IN: kiki blicket OUT: BLUE BLUE BLUE BLUE
IN: tufa gazzer OUT: PINK PINK
IN: zup gazzer OUT: RED RED
IN: tufa fep tufa blicket OUT: PINK PINK PINK PINK PINK
IN: zup blicket OUT: RED RED RED RED
IN: tufa blicket OUT: PINK PINK PINK PINK
IN: zup fep kiki gazzer OUT: BLUE BLUE RED

*GRAMMAR*
dax -> GREEN 
 kiki -> BLUE 
 tufa -> PINK 
 zup -> RED 
 u1 fep x1 -> [x1] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 blicket -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 