Question: California, Cincinnati is a small neighborhood in the city of Cincinnati, also commonly called Grove Park, after Coney Island's original name, It is located at the confluence of the Little Miami River and Ohio River, The Ohio River, which streams westward from Pittsburgh, Pennsylvania, to which location?
Sentence (from "Ohio River"): The Ohio River, which streams westward from Pittsburgh, Pennsylvania, to Cairo, Illinois, is the largest tributary, by volume, of the Mississippi River in the United States.
Relevant evidence: Yes