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

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

*GRAMMAR*
kiki -> YELLOW 
 gazzer -> BLUE 
 dax -> GREEN 
 blicket -> RED 
 u1 fep u2 -> [u2] [u1] [u1] [u1] 
 x1 lug -> [x1] [x1] 
 x1 zup x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 