Splitting heuristic: F Without vertex colors: YES All vertices having the same color: YES Non-matching colors 1: NO Non-matching colors 2: NO Isomorphic colored graphs: YES Splitting heuristic: FL Without vertex colors: YES All vertices having the same color: YES Non-matching colors 1: NO Non-matching colors 2: NO Isomorphic colored graphs: YES Splitting heuristic: FS Without vertex colors: YES All vertices having the same color: YES Non-matching colors 1: NO Non-matching colors 2: NO Isomorphic colored graphs: YES Splitting heuristic: FM Without vertex colors: YES All vertices having the same color: YES Non-matching colors 1: NO Non-matching colors 2: NO Isomorphic colored graphs: YES Splitting heuristic: FLM Without vertex colors: YES All vertices having the same color: YES Non-matching colors 1: NO Non-matching colors 2: NO Isomorphic colored graphs: YES Splitting heuristic: FSM Without vertex colors: YES All vertices having the same color: YES Non-matching colors 1: NO Non-matching colors 2: NO Isomorphic colored graphs: YES