Complex sentence: The company was owned by Peter MacFarlane, Charles Hotchkiss and John Hurd, whom was the son-in-law of P.T. Barnum, and where logging businessmen, hoping to use this railroad to ship out their logging products from the region.
Split into simpler sentences: The company was owned by Peter MacFarlane, Charles Hotchkiss and John Hurd, who was the son-in-law of P.T. Barnum. Logging businessmen were hoping to use this railroad to ship out their logs from the region.