ARRECIFE, Lanzarote, Jan 10 (Reuters) - When the ‌RORC Transatlantic Race fleet slips its moorings in Lanzarote on Sunday, the Atlantic will present itself as a vast, shifting puzzle — ‌3,000 miles of trade winds, pressure systems and hard choices.

Three of the sport’s finest navigators will attack it in sharply ‌different ways, each route bent to the character, limits and latent speed of the yacht beneath them.