Complex sentence: Although this was ostensibly to balance the ticket by placing the Virginian, Tyler, with Harrison, who now resided in Ohio, Harrison originally came from a plantation along the same stretch of road in Charles City County, Virginia as Tyler.
Split into simpler sentences: Although this was ostensibly to balance the ticket by placing the Virginian, Tyler, with Harrison, who now resided in Ohio. Harrison was originally from a plantation along the same stretch of road in Charles City County, Virginia as Tyler.