Complex sentence: In 1826 he had a great success in New York as Othello, and in 1829 he was featured as Metamora in the play "Metamora; or, The Last of the Wampanoags" by John Augustus Stone.
Split into simpler sentences: In 1826 he had a great success in New York as Othello. In 1829 he was featured as Metamora in the play "Metamora; or, The Last of the Wampanoags" by John Augustus Stone.