It came in the form of a challenge:With as few pieces as possible compose a study in which White is winning. This winning position can be shifted and mirrored vertically and horizontally. All vertically shifted and mirrored positions are drawing positions, all horizontally shifted and mirrored positions are losing positions. This is in some ways similar to one of the most famous challenges in problem chess, the Babson Task. The French problem composer Pierre Drumare spent 22 years of his life unsuccessfully attempting to compose a valid example.