Question: where does the water from the california aqueduct come from
[{'answer': 'the Sierra Nevada Mountains', 'provenance': [{'wikipedia_id': '549398', 'title': 'California Aqueduct', 'start_paragraph_id': 1, 'start_character': 129, 'end_paragraph_id': 1, 'end_character': 156, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Sierra Nevada Mountains', 'provenance': [{'wikipedia_id': '549398', 'title': 'California Aqueduct', 'start_paragraph_id': 1, 'start_character': 133, 'end_paragraph_id': 1, 'end_character': 156, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'valleys of Northern and Central California to Southern California'}, {'answer': 'collected from the Sierra Nevada Mountains and valleys of Northern and Central California to Southern California .'}, {'answer': 'valleys of Northern and Central California'}, {'provenance': [{'wikipedia_id': '549398', 'title': 'California Aqueduct', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 371, 'bleu_score': 0.87540210596635, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10796253101078222842}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '549398', 'title': 'California Aqueduct', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10796253101078222842}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '549398', 'title': 'California Aqueduct', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The Governor Edmund G. Brown California Aqueduct is a system of canals, tunnels, and pipelines that conveys water collected from the Sierra Nevada Mountains and valleys of Northern and Central California to Southern California. Named after California Governor Edmund Gerald "Pat" Brown Sr., the over aqueduct is the principal feature of the California State Water Project.', 'The Governor Edmund G. Brown California Aqueduct is a system of canals, tunnels, and pipelines that conveys water collected from the Sierra Nevada Mountains and valleys of Northern and Central California to Southern California.', 'The Governor Edmund G. Brown California Aqueduct is a system of canals, tunnels, and pipelines that conveys water collected from the Sierra Nevada Mountains and valleys of Northern and Central California to Southern California']}}]}, {'provenance': [{'wikipedia_id': '2070187', 'title': 'History of California 1900present', 'section': 'Section::::Water projects.:Central Valley Project.\n', 'start_paragraph_id': 82, 'end_paragraph_id': 82, 'meta': {'evidence_span': ['The California Aqueduct is a system of canals, tunnels, and pipelines that conveys water collected from the Sierra Nevada mountains and valleys of Northern and Central California to Southern California', 'The California Aqueduct is a system of canals, tunnels, and pipelines that conveys water collected from the Sierra Nevada mountains and valleys of Northern and Central California to Southern California.']}}]}]