Question: what are the 3 pillars of the eu
[{'answer': 'European Communities', 'provenance': [{'wikipedia_id': '1034422', 'title': 'Three pillars of the European Union', 'start_paragraph_id': 7, 'start_character': 110, 'end_paragraph_id': 7, 'end_character': 130, 'bleu_score': 1.0, 'section': 'Section::::Chart.\n'}]}, {'answer': 'Common Foreign and Security Policy ( CFSP )'}, {'answer': 'Police and Judicial Co-operation in Criminal Matters ( PJCCM )'}]