question: The Steam Wheel Tank was evaluated at which US Army facility?
answer: Aberdeen Proving Ground
context: Title: 416th Engineer Command (United States)
  Passage: The 416th Theater Engineer Command (TEC) is a United States Army Reserve unit that conducts theater-level engineer operations for US Army Central Command, US Army Southern Command, supports continental U.S. – based engineer requirements as directed, and is prepared to participate in Joint and Combined regional contingency operations.  It is also the higher command headquarters for the US Army Facility Engineer Group.
  Title: Steam Wheel Tank
  Passage: The Steam Wheel Tank was a U.S.-produced, prototype armoured fighting vehicle built by the Holt Manufacturing Company (now Caterpillar Inc.).  Developed sometime between late 1916 and early 1917, it was the third tank to be designed in the U.S.  The prototype was completed in February 1918 and was evaluated between March and May 1918 at Aberdeen Proving Ground.  It performed poorly and was not developed further.
  Title: Aberdeen Proving Ground
  Passage: Aberdeen Proving Ground (APG) (sometimes erroneously called Aberdeen Proving "Grounds") is a United States Army facility located adjacent to Aberdeen, Maryland (in Harford County).  Part of the facility is a census-designated place (CDP), which had a population of 3,116 at the 2000 census, and 2,093 at the 2010 census.
citations: Aberdeen Proving Ground Steam Wheel Tank