Complex sentence: As a result, when the airport first opened Hawaiian Airlines' was the only inter-island carrier with an aircraft capable of serving the airport, its de Havilland Dash 7 turboprops, giving it a distinct competitive advantage in the Maui market.
Split into simpler sentences: As a result, when the airport first opened Hawaiian Airlines was the only inter-island carrier with aircraft capable of serving the airport. With its de Havilland Dash 7 turboprops, Hawaiian had a distinct competitive advantage in the Maui market.