Question: a new plant forms from a stem that broke off of the parent plant. this is an example of
[{'answer': 'clonal fragmentation'}, {'provenance': [{'wikipedia_id': '2005112', 'title': 'Fragmentation (reproduction)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 199, 'bleu_score': 0.5027664781256831, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15790787755351769166}, 'section': 'Section::::Abstract.'}]}]