Context: The Southeastern Pennsylvania Transportation Authority (SEPTA) is a regional public transportation authority that operates various forms of public transit servicesbus, subway and elevated rail, commuter rail, light rail and electric trolleybusthat serve 3.9 million people in five counties in and around Philadelphia, Pennsylvania, United States. SEPTA also manages construction projects that maintain, replace, and expand infrastructure and rolling stock., Southwest Philadelphia (formerly Kingsessing Township) is a section of Philadelphia, Pennsylvania, United States. The section can be described as extending from the western side of the Schuylkill River to the city line, with the SEPTA. The northern border is defined by the Philadelphia City Planning Commission as east from the city line along Baltimore Avenue moving south along 51st Street to Springfield Ave. It follows the train tracks until 49th Street. From 49th and Kingsessing Ave the line moves east along Kingsessing Ave. The line then moves south along 46th St to Paschall Ave where it jogs to join Grays Ferry where the line runs to the Schuylkill River., Carroll Park is a neighborhood in West Philadelphia . Its boundaries are Lansdowne Avenue to the north , West Girard Avenue to the south , North 63rd Street to the west , and North 52nd Street to the east . Along major streets of the neighborhood , the Carroll Park Community Council , Inc. has placed banners that say `` Carroll Park : Where our neighbors become friends . '' The 10 trolley runs along Lansdowne Avenue and the 15 trolley runs along Girard Avenue . There is a park by the name of Carroll Park between North 59th and North 58th Streets and West Thompson Street and West Girard Avenue . Carroll Park 's residents are primarily working - class and lower - income African - Americans ., West Philadelphia, nicknamed West Philly, is a section of Philadelphia, Pennsylvania. Though there is no official definition of its boundaries, it is generally considered to reach from the western shore of the Schuylkill River, to City Avenue to the northwest, Cobbs Creek to the southwest, and the SEPTA Media/Elwyn Line to the south. An alternate definition includes all city land west of the Schuylkill; this would also include Southwest Philadelphia and its neighborhoods. The eastern side of West Philadelphia is also known as University City., Cobbs Creek is an tributary of Darby Creek in Delaware County, Pennsylvania, in the United States. It forms an approximate border between Montgomery County and Delaware County. After Cobbs Creek passes underneath Township Line Road (U.S. Route 1), it forms the border between Philadelphia County and Delaware County. It later joins Darby Creek before flowing into the Delaware River., Philadelphia is the largest city in the Commonwealth of Pennsylvania and the fifth-most populous city in the United States, with an estimated population of 1,567,442 and more than 6 million in the seventh-largest metropolitan statistical area, . Philadelphia is the economic and cultural anchor of the Delaware Valleya region located in the Northeastern United States at the confluence of the Delaware and Schuylkill rivers with 7.2 million people residing in the eighth-largest combined statistical area in the United States., Pennsylvania (Pennsylvania German: "Pennsylvaani"), officially the Commonwealth of Pennsylvania, is a state located in the northeastern and Mid-Atlantic regions of the United States. The Appalachian Mountains run through its middle. The commonwealth borders Delaware to the southeast, Maryland to the south, West Virginia to the southwest, Ohio to the west, Lake Erie and the Canadian province of Ontario to the northwest, New York to the north, and New Jersey to the east., The Schuylkill River (, locally ) is an important river in central and eastern Pennsylvania. Two of its tributaries drain parts of the Pocono Mountains in the east and Coal Region in the center of the state. It flows for before joining the Delaware River as its largest tributary, in Philadelphia., Subject: carroll park, Relation: located_in_the_administrative_territorial_entity, Options: (A) avenue (B) center (C) central (D) darby (E) delaware (F) erie (G) maryland (H) media (I) most (J) new york (K) northern (L) northwest (M) of (N) pennsylvania (O) philadelphia (P) philadelphia county (Q) river (R) southwest (S) virginia (T) west (U) west virginia
Output: pennsylvania