Question: where did the letters of the alphabet come from
[{'answer': 'the Phoenician alphabet', 'provenance': [{'wikipedia_id': '670', 'title': 'Alphabet', 'start_paragraph_id': 2, 'start_character': 76, 'end_paragraph_id': 2, 'end_character': 99, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '670', 'title': 'Alphabet', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 932, 'bleu_score': 0.94844511258853, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12251469755108113957}, 'section': 'Section::::History.:Ancient Northeast African and Middle Eastern scripts.\n'}]}]