sentences:  After the quarry was closed, the community dispersed and the cottages fell into disrepair.Occupied by hippies for a time during the 1960s, the site was the subject of several plans for redevelopment, including as an approved school, when it was acquired by a local trust set up to establish a Welsh language centre there.There followed a £5 million redevelopment, including £3.8 million of European and Welsh government grants, to create a new Welsh language centre, including a heritage centre, conference facilities and 4-star accommodation.