Complex sentence: Construction was carried out over two years, and the twinned structure was opened on October 11,1985, and christened as the James N. Allan Skyway, in honour of James Allan, Minister of Highways during construction of the original skyway.
Split into simpler sentences: Construction was carried out over two years, and the twinned structure was opened on October 11,1985. It was christened as the James N. Allan Skyway, in honour of James Allan, Minister of Highways during construction of the original skyway.