Question: when did farthings go out of circulation in uk
[{'answer': '1936', 'provenance': [{'wikipedia_id': '218492', 'title': 'Farthing (British coin)', 'start_paragraph_id': 1, 'start_character': 482, 'end_paragraph_id': 1, 'end_character': 486, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '218492', 'title': 'Farthing (British coin)', 'start_paragraph_id': 1, 'start_character': 12, 'end_paragraph_id': 1, 'end_character': 632, 'bleu_score': 0.894491868982177, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 532680249069551651}, 'section': 'Section::::Abstract.'}]}]