Input (grade 12): They separate the Iberian Peninsula from the rest of continental Europe, and extend for about from the Bay of Biscay (Cap Higuer) to the Mediterranean Sea (Cap de Creus).
Output (grade 11): They separate the Iberian Peninsula from France, and extend for about 430 km (267 mi) from the Atlantic Ocean (Bay of Biscay) to the Mediterranean Sea (Cap de Creus).