Question: what's the dog's name on tom and jerry
[{'answer': 'Spike'}, {'answer': 'Spike , occasionally referred to as Butch or Killer'}, {'provenance': [{'wikipedia_id': '27583953', 'title': 'List of Tom and Jerry characters', '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': 11339714443452529691}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '27583953', 'title': 'List of Tom and Jerry characters', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 1410, 'bleu_score': 0.9017001406914791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11339714443452529691}, 'section': 'Section::::Hanna-Barbera era.:Spike and Tyke.\n'}]}, {'provenance': [{'wikipedia_id': '27643232', 'title': 'War Dogs (1943 film)', 'section': 'Section::::Plot.\n', 'start_paragraph_id': 3, 'end_paragraph_id': 3, 'meta': {'evidence_span': ['The camera shows many war dogs (including Spike from Tom & Jerry (voiced by Billy Bletcher) and the St. Bernard (from "Puttin\' on the Dog") sleeping and doing laughable things.', 'including Spike from Tom & Jerry', 'The camera shows many war dogs (including Spike from Tom & Jerry']}}]}, {'provenance': [{'wikipedia_id': '27583953', 'title': 'List of Tom and Jerry characters', 'section': 'Section::::Hanna-Barbera era.:Jackass.\n', 'start_paragraph_id': 82, 'end_paragraph_id': 82, 'meta': {'evidence_span': ['Unlike other Tom and Jerry characters, this one is not a character "per se", but rather a substitution for a character, such as Spike the bulldog, for a brief visual gag.', 'Spike the bulldog', 'Spike the bulldog']}}]}]