Complex sentence: On May 3,2013, Lee filed a lawsuit in federal court in Manhattan to regain the copyright to "To Kill a Mockingbird", seeking unspecified damages from a son-in-law of her former literary agent and related entities.
Split into simpler sentences: On May 3,2013, Lee filed a lawsuit in federal court in Manhattan to regain the copyright to "To Kill a Mockingbird". She wants unspecified damages from a son-in-law of her former literary agent and related entities.