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

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

*GRAMMAR*
fep -> RED 
 zup -> GREEN 
 gazzer -> BLUE 
 blicket -> YELLOW 
 u1 lug u2 -> [u2] [u2] [u1] 
 u1 dax -> [u1] [u1] 
 x1 kiki -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 