Question: George Washington Gibbs Jr. (November 7, 1916 – November 7, 2000), a sailor in the United States Navy, became the first African American to set foot on the continent of Antarctica, Gibbs worked in the personnel department of IBM from 1963 to 1982 in which city in Minnesota, which city is in the U.S. State of Minnesota, and is the county seat of Olmsted County?
Sentence (from "Rochester, Minnesota"): Located on the Zumbro River's south fork, the city has a population of 106,769 according to the 2010 United States Census.
Relevant evidence: No