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

*QUERY*
IN: dax zup zup OUT: BLUE BLUE BLUE BLUE
IN: kiki tufa OUT: GREEN GREEN GREEN
IN: blicket dax dax tufa OUT: RED BLUE BLUE BLUE BLUE
IN: dax tufa OUT: BLUE BLUE BLUE
IN: fep tufa zup OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: blicket zup OUT: RED RED
IN: fep fep OUT: YELLOW YELLOW
IN: fep tufa gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax dax gazzer OUT: BLUE BLUE BLUE BLUE
IN: fep OUT: YELLOW

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