 Complete the following phrase:  In 1975, Helmut Pemsel attempted to evaluate naval battles in history by a scoring system. He assigned a score to each of four aspects of a battle as follows; Numbers involved 1-4, Strategic Significance 0-2, Tactical Execution 0-2 and Political Significance 0-1. According to him, the largest naval battle ever is the Battle of Leyte Gulf at 8 points total, and six others tied for second at 7 points: Salamis, Aegates Is., 