Question: who was the actor that played ben stone on law and order
[{'answer': 'Michael Moriarty', 'provenance': [{'wikipedia_id': '916718', 'title': 'Michael Moriarty', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '916718', 'title': 'Michael Moriarty', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 682, 'bleu_score': 0.778898484721937, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8684125735962753976}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26299725', 'title': 'Jesse Stone: No Remorse', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Jesse Stone: No Remorse is a 2010 American made-for-television crime drama film directed by Robert Harmon and starring Tom Selleck, Kathy Baker, and Kohl Sudduth. Written by Tom Selleck and Michael Brandman, it is based on the Jesse Stone novels written by Robert B. Parker. This film is about the police chief of a small New England town who investigates a series of murders in Boston for a state police colleague and uncovers evidence that leads to a notorious mob boss. Filmed on location in Nova Scotia, the story is set in the fictitious town of Paradise, Massachusetts.\rhighlight sentence(s) containing evidence, not only the answer', 'Jesse Stone: No Remorse is a 2010 American made-for-television crime drama film directed by Robert Harmon and starring Tom Selleck, Kathy Baker, and Kohl Sudduth. Written by Tom Selleck and Michael Brandman, it is based on the Jesse Stone novels written by Robert B. Parker. This film is about the police chief of a small New England town who investigates a series of murders in Boston for a state police colleague and uncovers evidence that leads to a notorious mob boss. Filmed on location in Nova Scotia, the story is set in the fictitious town of Paradise, Massachusetts.']}}]}, {'provenance': [{'wikipedia_id': '915092', 'title': 'Ed Nelson', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Edwin Stafford "Ed" Nelson (December 21, 1928\xa0 August 9, 2014) was an American actor, best known for his role as Dr. Michael Rossi in the ABC television series "Peyton Place". Nelson appeared in episodes of many television programs, more than fifty motion pictures, and hundreds of stage productions. Nelson was raised in North Carolina after having been born in New Orleans, Louisiana. He was educated at Edwards Military Institute and Camp Lejeune High School, playing football and basketball at the latter school.\rhighlight sentence(s) containing evidence, not only the answer', 'Edwin Stafford "Ed" Nelson (December 21, 1928\xa0 August 9, 2014) was an American actor, best known for his role as Dr. Michael Rossi in the ABC television series "Peyton Place". Nelson appeared in episodes of many television programs, more than fifty motion pictures, and hundreds of stage productions. Nelson was raised in North Carolina after having been born in New Orleans, Louisiana. He was educated at Edwards Military Institute and Camp Lejeune High School, playing football and basketball at the latter school.']}}]}, {'provenance': [{'wikipedia_id': '30212127', 'title': 'Scott Michael Campbell', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Scott Michael Campbell (born August 14, 1971) is an American actor, writer, producer and director. Campbell is best-known from his roles in "Brokeback Mountain", "Push" and the remake of "Flight of the Phoenix". Among the roles he has played (many of them as a guest star in TV shows), there are recurring appearances in "ER", "Nothing Sacred", "House", and "Shameless". Campbell was born August 14, 1971 in Missoula', 'Scott Michael Campbell (born August 14, 1971) is an American actor, writer, producer and director. Campbell is best-known from his roles in "Brokeback Mountain", "Push" and the remake of "Flight of the Phoenix". Among the roles he has played (many of them as a guest star in TV shows), there are recurring appearances in "ER", "Nothing Sacred", "House", and "Shameless". Campbell was born August 14, 1971 in Missoula']}}]}]