sentences:  The six-kilometre-wide entrance, at the Straits of Tiran, was bad enough—wrecks are strewn over the rocks there even today.In the Gulf itself on one occasion the "Palinurus" was blown off her anchorage three times, once despite having fifty fathoms (90 m) of chain down on each of two anchors.Wellsted describes Moresby on one occasion springing up the rigging to spot reefs which everyone had declared were just wash from clashing tides; they lowered anchors to three fathoms but the vessel swung round and suddenly there was no bottom under the stem at eighty fathoms.