Such was the difficulty of this manoeuvre that it could only have been contemplated with intimate knowledge of the coastline, and the anchorage ensured that the only wind that might drive the ships off would bring them clear to the open sea.
It could only have been contemplated with intimate knowledge of the coastline. Such was the difficulty of this manoeuvre this. The only wind would bring them clear to the open sea. This only wind might drive the ships off. The anchorage ensured this.