Complex sentence: The Devil built the bridge in return for the soul of the first life to cross the bridge, but the Devil was tricked by an old woman who threw bread onto the bridge and her dog followed, thus becoming the first life to cross the new bridge.
Split into simpler sentences: The Devil built the bridge but was tricked by an old woman who threw bread onto the bridge. Her dog crossed the bridge for the bread, thus becoming the first life to cross the new bridge.