Question: where did the first coins circulated in india
[{'answer': 'the Indo - Gangetic Plain', 'provenance': [{'wikipedia_id': '1449547', 'title': 'Coinage of India', 'start_paragraph_id': 16, 'start_character': 97, 'end_paragraph_id': 16, 'end_character': 121, 'bleu_score': 1.0, 'section': 'Section::::Ancient period (early 1st millennium BCE – 320 BCE).:Indian Punched mark Karshapana coins.\n'}]}, {'provenance': [{'wikipedia_id': '1449547', 'title': 'Coinage of India', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 572, 'bleu_score': 0.8201172625184181, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8787446766870039386}, 'section': 'Section::::Ancient period (early 1st millennium BCE – 320 BCE).:Indian Punched mark Karshapana coins.\n'}]}]