Far, far across the hills echoed the song of the Olifant of the Palatines. In the vanguard of his army Carolus Goldencrowned heard it beyond the Pass of Runcievalles, summoning the riders of the King of the West. Now swiftly they rode, their own horns giving answer, swiftly to brandish bright swords against the enemies of the free realms. Alas! too late had come the summons and what aid now could save those valiant knights of Christendom?