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

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

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