Question: Henry Eugene "Red" Erwin, Sr. is a recipient of the Medal of Honor which he earned aboard a heavy bomber whose design exceeded the cost of what?
{'answer': 'the Manhattan Project', 'supporting_facts': [['Henry E. Erwin', 0], ['Henry E. Erwin', 1], ['Boeing B-29 Superfortress', 0], ['Boeing B-29 Superfortress', 2]]}