Question: what were the names of the two smaller supercontinents that formed when pangaea broke apart
[{'answer': 'Laurasia', 'provenance': [{'wikipedia_id': '19654281', 'title': 'Pangaea', 'start_paragraph_id': 7, 'start_character': 79, 'end_paragraph_id': 7, 'end_character': 87, 'bleu_score': 1.0, 'section': 'Section::::Formation.\n'}]}, {'answer': 'Eurasia', 'provenance': [{'wikipedia_id': '19654281', 'title': 'Pangaea', 'start_paragraph_id': 20, 'start_character': 240, 'end_paragraph_id': 20, 'end_character': 247, 'bleu_score': 1.0, 'section': 'Section::::Rifting and break-up.\n'}]}, {'provenance': [{'wikipedia_id': '19654281', 'title': 'Pangaea', 'start_paragraph_id': 23, 'start_character': 0, 'end_paragraph_id': 23, 'end_character': 327, 'bleu_score': 0.8964173245779281, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16476275944964910916}, 'section': 'Section::::Rifting and break-up.\n'}]}]