Complex sentence: Still the largest clipper ship in the world at 3,357 tons registry, the "Great Republic" in command of Captain Joseph Limeburner started back in merchant service on February 24,1855 when her maiden voyage brought her to Liverpool in 13 days.
Split into simpler sentences: Still the largest clipper ship in the world at 3,357 tons registry, the "Great Republic", under command of Captain Joseph Limeburner started back in merchant service on February 24,1855. Her her maiden voyage brought her to Liverpool in 13 days.