Complex sentence: From 1954 to 1959, a small runway called North Middleboro Airpark was a 3,000 foot-long paved runway, although it was not depicted in the November 1954 Boston Sectional Chart.
Split into simpler sentences: From 1954 to 1959, a small runway called North Middleboro Airpark was constructed. It was a 3,000 foot-long paved runway, although it was not depicted in the November 1954 Boston Sectional Chart.