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

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

*GRAMMAR*
fep -> GREEN 
 blicket -> YELLOW 
 dax -> BLUE 
 kiki -> RED 
 x1 gazzer -> [x1] [x1] 
 u1 zup -> [u1] [u1] 
 x1 tufa x2 -> [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 