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

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

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