Complex sentence: A small section of Earhart's Lockheed Electra starboard engine nacelle recovered in the aftermath of the Hawaii crash has been confirmed as authentic and is now regarded as a control piece that will help to authenticate possible future discoveries.
Split into simpler sentences: A small section of Earhart's Lockheed Electra starboard engine nacelle was recovered in the aftermath of the Hawaii crash. It has been confirmed as authentic and is now regarded as a control piece that will help to authenticate possible future discoveries.