Complex sentence: Steubenville Western Herald, 10 November 1815 Launched in 1816, the Washington was the first steamboat with two decks, the predecessor of the showboats of later years.
Split into simpler sentences: Steubenville Western Herald, 10 November 1815 The "Washington" was first launched in 1816. It was the first steamboat with two decks, the predecessor of the showboats of later years.