Question: which term refers to an assumed rapid expansion of the universe immediately after the big bang
[{'answer': 'cosmic inflation', 'provenance': [{'wikipedia_id': '4116', 'title': 'Big Bang', 'start_paragraph_id': 16, 'start_character': 336, 'end_paragraph_id': 16, 'end_character': 352, 'bleu_score': 1.0, 'section': 'Section::::Timeline.:Inflation and baryogenesis.\n'}]}, {'provenance': [{'wikipedia_id': '4116', 'title': 'Big Bang', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 1277, 'bleu_score': 0.982046638126254, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6246584648879493709}, 'section': 'Section::::Timeline.:Inflation and baryogenesis.\n'}]}]