Question: when did cybermen first appear in doctor who
[{'answer': '1966', 'provenance': [{'wikipedia_id': '229468', 'title': 'Cyberman', 'start_paragraph_id': 1, 'start_character': 369, 'end_paragraph_id': 1, 'end_character': 373, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'in 1966', 'provenance': [{'wikipedia_id': '229468', 'title': 'Cyberman', 'start_paragraph_id': 1, 'start_character': 366, 'end_paragraph_id': 1, 'end_character': 373, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'The Tenth Planet ( 1966 )'}, {'provenance': [{'wikipedia_id': '229468', 'title': 'Cyberman', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 495, 'bleu_score': 0.9218493128353921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1929596432011042011}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '229468', 'title': 'Cyberman', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 764, 'bleu_score': 0.6225647155439741, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1929596432011042011}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '229468', 'title': 'Cyberman', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['First appearing in 1966, the Cybermen were created by Dr. Kit Pedler (the unofficial scientific advisor to the show) and story editor Gerry Davis.', 'The Cybermen are a fictional race of cyborgs who are among the most persistent enemies of the Doctor in the British science fiction television programme "Doctor Who". Within the context of the series, the Cybermen are a species of emotionless space-faring cyborgs who convert human beings (or other similar species) to join and populate their ranks. First appearing in 1966, the Cybermen were created by Dr. Kit Pedler (the unofficial scientific advisor to the show) and story editor Gerry Davis.\rhighlight sentence(s) containing evidence, not only the answer', 'The Cybermen are a fictional race of cyborgs who are among the most persistent enemies of the Doctor in the British science fiction television programme "Doctor Who". Within the context of the series, the Cybermen are a species of emotionless space-faring cyborgs who convert human beings (or other similar species) to join and populate their ranks. First appearing in 1966, the Cybermen were created by Dr. Kit Pedler (the unofficial scientific advisor to the show) and story editor Gerry Davis.']}}]}, {'provenance': [{'wikipedia_id': '53738649', 'title': 'World Enough and Time (Doctor Who)', 'section': 'Section::::Synopsis.\n', 'start_paragraph_id': 5, 'end_paragraph_id': 5, 'meta': {'evidence_span': ['Mondasian Cybermen, last seen on-screen in the 1966 serial "The Tenth Planet", which was the Cybermen\'s debut.', 'Mondasian Cybermen, last seen on-screen in the 1966 serial "The Tenth Planet", which was the Cybermen\'s debut. In the cold open, the Doctor emerges from the TARDIS onto a snowscape and collapses, beginning to regenerate. Earlier, the Doctor proposed to test Missy\'s atonement by having her, alongside Bill and Nardole, answer a distress call. They arrive via the TARDIS on a giant colony ship reversing away from a black hole. They are held at gunpoint by the solitary crew member, Jorj, who demands to know which of them is human, fearing creatures that are arriving by the lift. Bill admits to being human and Jorj shoots her out of fear. Humanoid figures, wearing cloth masks and hospital gowns, take Bill\'s body away claiming they can restore her. Right before the lifts depart, the Doctor telepathically tells Bill to wait for him.\rhighlight sentence(s) containing evidence, not only the answer', 'Mondasian Cybermen, last seen on-screen in the 1966 serial "The Tenth Planet", which was the Cybermen\'s debut. I']}}]}, {'provenance': [{'wikipedia_id': '5131769', 'title': 'Internet-related prefixes', 'section': 'Section::::History.\n', 'start_paragraph_id': 22, 'end_paragraph_id': 22, 'meta': {'evidence_span': ['In 1966, the BBC "Doctor Who" serial "The Tenth Planet" introduced a monster called cybermen.', 'leading to the coining of the term "cyborg", for "cybernetic organism". In 1965, the ABPC "The Avengers" television series introduced artificial humanoids called Cybernauts. In 1966, the BBC "Doctor Who" serial "The Tenth Planet" introduced a monster called cybermen. Fred J Cook (Winner of the 1961 Hillman Award) in his 1966 book "The Corrupted Land : The Social Morality of Modern America" introduces his book with "such ideals as free enterprise, \'rugged individualism\' and "laissez faire" are anachronisms in this age of CYBERNATION."\rhighlight sentence(s) containing evidence, not only the answer', 'In 1965, the ABPC "The Avengers" television series introduced artificial humanoids called Cybernauts. In 1966, the BBC "Doctor Who" serial "The Tenth Planet" introduced a monster called cybermen. Fred J Cook (Winner of the 1961 Hillman Award) in his 1966 book "The Corrupted Land :']}}]}]