Question: The Independent School League includes Washington, D.C. and part of what states?

full_context: Document 1: Charleston, West Virginia metropolitan area: The Charleston Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of three counties in West Virginia, anchored by the city of Charleston. It is the largest metropolitan area entirely within the state of West Virginia. While the Huntington Metro Area is more populous, it spans three states (West Virginia, Kentucky, and Ohio), and the core county of the Charleston area, Kanawha County, is more populous than the West Virginia portion of the Huntington area.
Document 2: Washington metropolitan area: The Washington metropolitan area is the metropolitan area centered on Washington, D.C., the capital of the United States. The area includes all of the federal district and parts of the U.S. states of Maryland and Virginia, along with a small portion of West Virginia.
Document 3: Mid-Atlantic Prep League: The Mid-Atlantic Prep League, also known as the MAPL, is a sports league with participating institutions from prep schools in New Jersey and Pennsylvania in the United States. The league comprises schools known for their academic rigor, but the quality of play in all sports is fairly high. MAPL schools are allowed to have a limited number of post-graduates (student-athletes who have already graduated from high school and are taking an intermediate step between high school and college) on their rosters.
Document 4: Sports in Washington, D.C.: Sports in the Washington, D.C. area include major league sports teams, popular college sports teams, and a variety of other team and individual sports. The Washington metro area is also home to several major sports venues including Capital One Arena, RFK Stadium, FedExField, and Nationals Park. Washington teams are widely known as some of the least successful in American sports, as no big four team has reached its sport's conference championship round since the 1998 Stanley Cup playoffs and no team has won a championship since the Redskins won Super Bowl XXVI. The area is also home to two regional sports television networks, Comcast SportsNet Mid-Atlantic, which is based in Bethesda, Maryland and Mid-Atlantic Sports Network.
Document 5: Southeast, Washington, D.C.: Southeast (SE or S.E.) is the southeastern quadrant of Washington, D.C., the capital of the United States, and is located south of East Capitol Street and east of South Capitol Street. It includes the Capitol Hill and Anacostia neighborhoods, the Navy Yard, the Joint Base Anacostia-Bolling (JBAB), the U.S. Marine Barracks, the Anacostia River waterfront, Eastern Market, the remains of several Civil War-era forts, historic St. Elizabeths Hospital, RFK Stadium, Nationals Park, and the Congressional Cemetery. It is also contains a landmark known as "The Big Chair," located on Martin Luther King Avenue. The quadrant is bisected by the Anacostia River, with the portion that is west of the river sometimes referred to as "Near Southeast".
Document 6: PIAA District 11: District 11 of the Pennsylvania Interscholastic Athletic Association (PIAA) is an interscholastic athletic association in eastern Pennsylvania. District 11 is one of the PIAA's 12 districts and comprises high schools mostly within the Lehigh Valley and a few surrounding counties. Member schools are categorized by enrollment into classifications, differing in each of the various sports, such as: A, AA, AAA, AAAA, AAAAA, AAAAAA. District 11 is commonly notated with the Roman Numerals "XI". District XI is known to be one of the more competitive of the twelve districts within the PIAA; it owns many state championship and state runner-up trophies.
Document 7: Mid-Atlantic states: The Mid-Atlantic, also called Middle Atlantic states or the Mid-Atlantic states, form a region of the United States generally located between New England and the South Atlantic States. Its exact definition differs upon source, but the region usually includes New York, New Jersey, Pennsylvania, Delaware, Maryland, Washington, D.C., Virginia, and West Virginia. The Mid-Atlantic has played an important role in the development of American culture, commerce, trade, and industry.
Document 8: Al-Alia International Indian School: Al-Alia International Indian School (AAIIS), (Arabic: المدرسة العالية العالمية الهندية, Hindi: अल अलिया अंतरराष्ट्रीय विधालय), also called as Al Alia International Indian School Riyadh (AAIISR) or Al Aliya International Indian School, is a privately operated International Indian school affiliated to CBSE, New Delhi located in Al Malaz district of Riyadh, Saudi Arabia. As per the laws from Ministry of Education (Saudi Arabia), the school follows single-sex education. This school serves as one of the centers for CBSE's annual board examinations like All India Secondary School Examination (AISSE) and All India Secondary Senior School Certificate Examination (AISSCE) in Riyadh for classes 10 and 12 respectively, thus making a second regional center after International Indian School, Riyadh (IISR).
Document 9: Belmont Hill School: Belmont Hill School is an independent boys school on a 32 acre campus in Belmont, a suburb of Boston, Massachusetts. The school enrolls approximately 440 students in grades 7-12, separated into the Middle School (grades 7-9) and the Upper School (grades 10-12), and refers to these grades as "Forms" with a Roman Numeral I through VI. While the majority of attending students are day students, there are some who enroll in the school's five-day boarding program, which becomes an option for students in their 9th grade year. In addition to the school's history of academic prestige, the school exhibits a rich athletic tradition as a participant in the competitive Independent School League. Members of the Class of 2010 were accepted at 42 colleges and universities. Belmont Hill is also a founding member of the International Boys' Schools Coalition.
Document 10: Independent School League (Washington, D.C. area): The Independent School League or ISL is a group of seventeen preparatory schools located in the Washington metropolitan area of the United States that compete with each other athletically. All competitors in the ISL are girls, but not all schools are "all-girls" schools. The league is broken into two divisions: A and AA. The schools which compete in each division vary by sport.
Document 11: West End, Washington, D.C.: The West End is a neighborhood in the Northwest quadrant of Washington, D.C., bounded by K Street to the south, Rock Creek Park to the west and north, and New Hampshire Avenue and 21st Street to the east. The West End is so named because it was the westernmost part of the original L'Enfant Plan for the city of Washington, before the annexation of Georgetown. It is home to the embassies of Qatar and Spain as well as the Delegation of the European Union to the United States. The George Washington University and George Washington University Hospital are on the edge of the West End, at Washington Circle.
Document 12: Ivy League Baseball Championship Series: The Ivy League Baseball Championship Series is the conference baseball championship of the NCAA Division I Ivy League. The regular season winners of each four team division participate in a best of three series held at campus sites, with the winner earning the conference's automatic bid to the NCAA Division I Baseball Championship. In 2016, <a href="">Princeton Tigers
Document 13: Ivy League: The Ivy League is a collegiate athletic conference comprising sports teams from eight private institutions of higher education in the Northeastern United States. The conference name is also commonly used to refer to those eight schools as a group beyond the sports context. The eight institutions are Brown University, Columbia University, Cornell University, Dartmouth College, Harvard University, the University of Pennsylvania, Princeton University, and Yale University. The term "Ivy League" has connotations of academic excellence, selectivity in admissions, and social elitism.
Document 14: West Virginia: West Virginia is a state located in the Appalachian region of the Southern United States. It is bordered by Virginia to the southeast, Kentucky to the southwest, Ohio to the northwest, Pennsylvania to the north (and, slightly, east), and Maryland to the northeast. West Virginia is the 10th smallest by area, is ranked 38th in population, and has the second lowest household income of the 50 United States. The capital and largest city is Charleston.
Document 15: Mid-Atlantic Athletic Conference: The Mid-Atlantic Athletic Conference (MAC) is an American high school athletic league composed of private schools in the Washington, D.C. area. The conference was founded in 1994. Solely male teams participate in the conference. As every member school is co-ed, the girls compete in the Independent School League, or ISL. The MAC is often considered as competitive as the IAC and the WCAC, and more competitive than the PVAC, the three other Washington-area private high school conferences. While the MAC generally boast fewer students than schools in the WCAC they tend to be just as competitive in sports. For example, Saint James has a total student body population of 235, a number which comprises both boys and girls. Gonzaga College High School, meanwhile, an all-boys school in the WCAC, has an enrollment of roughly 900.
ground_truth: Maryland and Virginia, along with a small portion of West Virginia