Question: who started the drip technique in art during abstract expressionism in the modern period
[{'answer': 'André Masson', 'provenance': [{'wikipedia_id': '147847', 'title': 'Abstract expressionism', 'start_paragraph_id': 3, 'start_character': 238, 'end_paragraph_id': 3, 'end_character': 250, 'bleu_score': 1.0, 'section': 'Section::::Style.\n'}]}, {'answer': 'Max Ernst', 'provenance': [{'wikipedia_id': '147847', 'title': 'Abstract expressionism', 'start_paragraph_id': 3, 'start_character': 252, 'end_paragraph_id': 3, 'end_character': 261, 'bleu_score': 1.0, 'section': 'Section::::Style.\n'}]}, {'answer': 'David Alfaro Siqueiros', 'provenance': [{'wikipedia_id': '147847', 'title': 'Abstract expressionism', 'start_paragraph_id': 3, 'start_character': 267, 'end_paragraph_id': 3, 'end_character': 289, 'bleu_score': 1.0, 'section': 'Section::::Style.\n'}]}, {'provenance': [{'wikipedia_id': '147847', 'title': 'Abstract expressionism', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 1514, 'bleu_score': 0.991471020640276, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1426636998681364255}, 'section': 'Section::::Style.\n'}]}]