The Man Who Wanted to Classify the World. Word Search Puzzle Solver. The Man Who Wanted to Classify the World word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. Paul Otlet was a Belgian *1868 died 1944 who perfected the Dewey Classification system as "the Universal Decimal Classification" in his lifetime alone totalling 17 million index cards of human knowledge. This includes identifying and searching for words that are related to : Documentary, Manuela Servais, Michel Guillou .