Question: Can you name one of the highest mountains in Maine which is named after a 36000 acre state-owned nature reserve which is also home to Flagstaff Lake where the North and South Branch Dead Rivers meet?
Sentence (from "Bigelow Preserve"): Bigelow Mountain Preserve is a 36000 acre state-owned nature preserve in the western part of the U.S. state of Maine.
Relevant evidence: Yes