Question: the three major components in a nucleotide are
[{'answer': 'nitrogenous base', 'provenance': [{'wikipedia_id': '21505', 'title': 'Nucleotide', 'start_paragraph_id': 1, 'start_character': 336, 'end_paragraph_id': 1, 'end_character': 352, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'at least one phosphate group', 'provenance': [{'wikipedia_id': '21505', 'title': 'Nucleotide', 'start_paragraph_id': 1, 'start_character': 430, 'end_paragraph_id': 1, 'end_character': 458, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'five - carbon sugar ( ribose or deoxyribose )'}, {'provenance': [{'wikipedia_id': '21505', 'title': 'Nucleotide', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 458, 'bleu_score': 0.8060260684461591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5125485618574622025}, 'section': 'Section::::Abstract.'}]}]