sentences:  These are Buckland, Copnor, Fratton on Portsea Island and Cosham, Wymering and Drayton on the mainland.At this time it is estimated the Portsmouth area had a population not greater than two or three hundred.While in the primary diocese of Portsea there was a small church prior to 1166 (now St Mary's in Fratton) Portsmouth's first real church came into being in 1181 when John of Gisors granted an acre (4,000 m²) of land to Augustinian monks at the Southwick Priory to build a chapel dedicated to Thomas Becket.