sentences:  The extraction company decided to present the exhausted flooded pit to the local authority as a potential public resource.A competition was held to name it, and the name Birnie Loch was proposed by a local schoolgirl.This piece of water was the first in a series of such in the immediate vicinity to be so presented to the community, and the (younger) neighbouring Gadden Lochs have become a wildfowl preserve, complete with an observation hut for birdwatchers.