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

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

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