Complex sentence: Keal Cotes Post Office and village stores opened in 1795 on the same site as the village well and a 16th century farmhouse, the oldest standing building in the village and was run by several generations of the Shaw family for most of its existance.
Split into simpler sentences: Keal Cotes Post Office and village stores opened in 1795 on the same site as the village well and a 16th century farmhouse, the oldest standing building in the village. The shop and post post office was run by several generations of the local Shaw family for most of its existance.