Assertion: corps's headquarters | /r/AtLocation | the u.s. post office building
Facets:
value: on 10 october
type: TEMPORAL
Source sentences:
text: The headquarters was established at Fort Sheridan, Illinois, in August 1920, from portions of the former Central Department, but then moved to the U.S. Post Office Building at 1819 West Pershing Road in Chicago on 10 October 1921.