Question: Is Greensburg, Pennsylvania in eastern or western Pennsylvania?

Context paragraphs:
Monroeville Mall: Monroeville Mall, owned and operated by CBL & Associates Properties, Inc., is a two-level, enclosed shopping mall in the municipality of Monroeville, Pennsylvania, east of Pittsburgh.  It is located along heavily traveled U.S. Route 22 Business (US 22 Bus.)  near the junction of Interstate 376 (I-376) and the Monroeville interchange of the Pennsylvania Turnpike.  It was completed in 1969, extensively renovated and expanded in 2003-2004, and includes Macy's, Dick's Sporting Goods, Cinemark Theatres, Barnes & Noble and H&M as anchor tenants.  It contains 1,418,700 sqft of leaseable retail space on 170 acre , making it the second largest shopping complex in Western Pennsylvania in terms of square footage.  It is one of two CBL-owned malls in the Pittsburgh area, the other being Westmoreland Mall in Greensburg.

Greensburg Red Sox: The Greensburg Red Sox, based in Greensburg, Pennsylvania, were a professional minor league baseball team that played in the Western Pennsylvania League in 1907.

Pennsylvania Route 66: Pennsylvania Route 66 (PA 66) is a 139 mi long state highway in Western Pennsylvania.  Its northern terminus is at U.S. Route 6 in Kane.  Its southern terminus is at US 119 (just east of Interstate 70) near New Stanton.  West of Greensburg, PA 66 becomes the tolled Amos K. Hutchinson Bypass, a part of the Pennsylvania Turnpike System.  The Bypass runs between U.S. Route 119 and U.S. Route 22.

Historical Society of Western Pennsylvania: The Historical Society of Western Pennsylvania (HSWP) is a cultural organization in Pittsburgh, Pennsylvania.  After several attempts during the early and mid-century to establish a historical society, an organization called Old Residents of Pittsburgh and Western Pennsylvania was formed on January 10, 1859.  Five years later the group changed its name to Historical Society of Western Pennsylvania.

Westmoreland Mall: Westmoreland Mall, owned and operated by CBL & Associates Properties, Inc., is a two-level, enclosed shopping mall in the municipality of Hempfield Township, Pennsylvania, southeast of Pittsburgh.  It was completed in 1977, extensively renovated and expanded in 1993-1994, and includes The Bon-Ton, H&M, JCPenney, Macy's, Macy's Backstage, Macy's Home, Old Navy and Sears as anchor tenants and over 200 retailers such as American Eagle Outfitters, The Buckle, Charlotte Russe, Crazy 8, Express/Express Men, Hollister Co., The Limited, LOFT, New York & Company, Pandora, Sephora, Talbots/Talbots Petites and Zumiez.  It contains 1,283,597 sqft of retail space on 103 acre , making it the third largest shopping complex in Western Pennsylvania in terms of square footage.  In terms of the number of stores, however, it is the largest.

Connecticut Land Company: The Connecticut Company or Connecticut Land Company (e.-1795) was a post-colonial land speculation company formed in the late eighteenth century to survey and encourage settlement in the eastern parts of the newly chartered Connecticut Western Reserve of the former "Ohio Country" and a prized-part of the Northwest Territory)—a post-American Revolutionary period region, that was part of the lands-claims settlement adjudicated by the new United States government regarding the contentious conflicting claims by various Eastern Seaboard states on lands west of the gaps of the Allegheny draining into the Allegheny, Monongahela, and Ohio Rivers. Under the arrangement, all the states gave up their land claims west of the Alleghenies to the Federal government save for parts parceled out to each claimant state.  Western Pennsylvania was Pennsylvania's part, and the Connecticut Western Reserve was the part aportioned to Connecticut's claim.  The specific Connecticut Western Reserve lands were the northeastern part of the greater Mississippi drainage basin lands just west of those defined as part of Pennsylvania's claims settlement (Western Pennsylvania).

Greensburg Athletic Association: The Greensburg Athletic Association was an early organized football team, based in Greensburg, Pennsylvania, that played in the unofficial Western Pennsylvania Professional Football Circuit from 1890 until 1900.  At times referred to as the Greensburg Athletic Club, the team began as an amateur football club in 1890 and was composed primarily of locals before several professional players were added for the 1895 season.  In 1894 it was discovered that the team had secretly paid formerly Indiana Normal (now Indiana University of Pennsylvania) player, Lawson Fiscus, to play football and retained his services on salary.  The team was the chief rival of another early professional football team, the Latrobe Athletic Association.

Western Pennsylvania School for Blind Children: Western Pennsylvania School for Blind Children (WPSBC) is a private charter school in Pittsburgh, Pennsylvania for blind students between the ages of 3 to 21.  All of its students are legally blind and come from one of the 33 western counties of the state.  Most students have multiple disabilities and some may be considered medically fragile.  It is one of four approved charter schools—along with the Pennsylvania School for the Deaf, the Overbrook School for the Blind, the Western Pennsylvania School for the Deaf—in Pennsylvania for blind and deaf children.

Westmoreland Outlet World: Westmoreland Outlet World (or commonly known as WOW Outlets) is a large outlet center located off of U.S. Route 30 in Greensburg, Pennsylvania, near the Westmoreland Mall.  It is the largest outlet shopping complex in the Laurel Highlands region of Pennsylvania.  The center is anchored by the World of Values discount store and Beer Arena, and is home to more than 10 independent shops and services.

Roman Catholic Diocese of Greensburg: The Diocese of Greensburg is a Roman Catholic diocese centered in Greensburg, Pennsylvania, with 78 parishes in Armstrong, Fayette, Indiana, and Westmoreland counties in Western Pennsylvania in the United States.  The diocese was founded on March 10, 1951.  Edward C. Malesic was named its bishop on April 24, 2015.

Supporting paragraphs: Westmoreland Outlet World Westmoreland Mall
Answer: Western