Question: Who was the British historian who was most notable for studying a 62 m high minaret located in the Shahrak District, Ghor Province in Afghanistan?
{'answer': 'Ralph Pinder-Wilson', 'supporting_facts': [['Ralph Pinder-Wilson', 0], ['Ralph Pinder-Wilson', 1], ['Minaret of Jam', 1], ['Minaret of Jam', 2]]}