Complex sentence: Allegedly, it was thrown into sea by a general at the time of Emperor Bing of Song to calm the storm and was later on dredged up by the local fisherman and presented to the deity.
Split into simpler sentences: Allegedly, it was thrown into sea by a general at the time of Emperor Bing of Song to calm the storm. It was later on dredged up by the local fisherman and presented to the deity.