Question: 601 Lobos is a squadron of the Portuguese Air Force that operates an aircraft that is easily distinguished by its distinctive tail stinger or "MAD Boom", used for what?
{'answer': 'magnetic detection of submarines', 'supporting_facts': [['601 Squadron (Portugal)', 0], ['601 Squadron (Portugal)', 1], ['Lockheed P-3 Orion', 0], ['Lockheed P-3 Orion', 2]]}