Complex sentence: An "outlaw" bridge across the Pigeon River, the international boundary between Canada and the United States, was built by residents of Thunder Bay, Ontario and opened on August 18,1917 to permit access to Minnesota.
Split into simpler sentences: An "outlaw" bridge across the Pigeon River, the international boundary between Canada and the United States. It was built by residents of Thunder Bay, Ontario and opened on August 18,1917 to permit access to Minnesota.