Andre van Delden and Reinhard Moratz. “Crossing the Boundary: Two Benchmarks for Qualitative Spatial Reasoning bridging Relative Directions and Mereotopology”, Spatial Cognition, 2014 (in press) Abstract: A well known problem of classical Qualitative Spatial Reasoning relying on composition tables is the strict division of different spatial aspects. For example, when dealing with relative directional relations, mereotopological read more Crossing the Boundary: Two Benchmarks for Qualitative Spatial Reasoning bridging Relative Directions and Mereotopology