Question: How many matches have been played by the U.S. mens national soccer team in the stadium that hosted the 2011 Military Bowl? 
Sentence (from "Robert F. Kennedy Memorial Stadium"): Robert F. Kennedy Memorial Stadium, commonly known as RFK Stadium, is a multi-purpose stadium in Washington, D.C., located about two miles (3 km) due east of the U.S. Capitol building.
Relevant evidence: No