Question: Empire State Building and Riverside Church, are both located in which borough, in New York City?

Context paragraphs:
L.P. Hollander Company Building: The L.P. Hollander Company Building is located at 3 East 57th Street, New York City.  The edifice received the 1930 gold medal of the Fifth Avenue Association for the "best structure" built in the Fifth Avenue district during the year.  The L.P. Hollander Company Building was erected prior to the Empire State Building and 500 Fifth Avenue, which were judged for the year 1931.  The Empire State Building and the Lilly Dache Building were designed by William F. Lamb of Shreve, Lamb & Harmon, architects, who was responsible for planning the L.P. Hollander Building.  The Hollander Building was built by Starrett Brothers & Eken.

List of tallest buildings in New York City: New York City, the most populous city in the United States, is home to over 6486 completed high rise building of at least 35 meters, of which at least 113 completed are taller than 600 ft . The tallest building in New York is One World Trade Center, which rises 1776 ft .  The 104-story skyscraper also stands as the tallest building in the United States, the tallest building in the Western Hemisphere, and the sixth-tallest building in the world.  The second-tallest building in the city is 432 Park Avenue, standing at 1396 ft , and the third-tallest is the 102-story Empire State Building in Midtown Manhattan, which was finished in 1931 and rises to 1250 ft , increased to 1454 ft by its antenna.  It is the fifth-tallest building in the United States and the 25th-tallest building in the world.

Riverside Church: Riverside Church is a Christian church in Morningside Heights, Upper Manhattan, New York City.  It opened its doors on October 5, 1930.  It is situated at 120th Street and 490 Riverside Drive, within the Columbia University Morningside Heights Campus, across the street from, and one block south of, President Grant's Tomb.  Although interdenominational, it is also associated with the American Baptist Churches USA and the United Church of Christ.  It is famous for its large size and elaborate Neo-Gothic architecture as well as its history of social justice.  It was described by "The New York Times" in 2008 as "a stronghold of activism and political debate throughout its 75-year history ... influential on the nation's religious and political landscapes."  It has been a focal point of global and national activism since its inception.

Madison Square Garden: Madison Square Garden, often called "MSG" or simply "The Garden", is a multi-purpose indoor arena in the New York City borough of Manhattan.  Located in Midtown Manhattan between 7th and 8th Avenues from 31st to 33rd Streets, it is situated atop Pennsylvania Station.  It is the fourth venue to bear the name "Madison Square Garden", the first two (1879 and 1890) of which were located on Madison Square, on East 26th Street and Madison Avenue, with the third Madison Square Garden further uptown at Eighth Avenue and 50th Street.  The Garden is used for professional basketball and ice hockey, as well as boxing, concerts, ice shows, circuses, professional wrestling and other forms of sports and entertainment.  It is close to other midtown Manhattan landmarks, including the Empire State Building, Koreatown, and Macy's at Herald Square.  It is home to the New York Rangers of the National Hockey League (NHL), the New York Knicks of the National Basketball Association (NBA), and since 1997, the New York Liberty (WNBA).

30 Rockefeller Plaza: 30 Rockefeller Plaza is an American Art Deco skyscraper that forms the centerpiece of Rockefeller Center in Midtown Manhattan, New York City.  Formerly called the RCA Building from 1933 to 1988, and later the GE Building from 1988 to 2015, it was renamed the Comcast Building on July 1, 2015, following the transfer of ownership to new corporate owner Comcast.  Its name is often shortened to 30 Rock.  The building is most famous for housing the NBC television network headquarters.  At 850 ft high, the 70-story building is the 14th tallest in New York City and the 39th tallest in the United States.  It stands 400 feet (122 m) shorter than the Empire State Building.

Beyond Vietnam: A Time to Break Silence: "Beyond Vietnam: A Time to Break Silence", also referred as Riverside Church speech, is an anti-Vietnam war and pro-social justice speech delivered by Martin Luther King Jr. on April 4, 1967, exactly one year before he was assassinated.  The major speech at Riverside Church in New York City, followed several interviews and several other public speeches in which King came out against the Vietnam War and the policies that created it.  Some, like civil rights leader Ralph Bunche, the NAACP, and the editorial page writers of the "Washington Post" and the "New York Times" called the Riverside Church speech a mistake on King's part.  Others—including James Bevel, King's partner and strategist in the Civil Rights Movement—called it King's most important speech.  It was written by activist and historian Vincent Harding.

Empire State Building: The Empire State Building is a 102-story skyscraper located on Fifth Avenue between West 33rd and 34th Streets in Midtown, Manhattan, New York City.  It has a roof height of 1,250 feet (381 m), and with its antenna included, it stands a total of 1454 ft tall.  Its name is derived from the nickname for New York, the Empire State.

2011 Manhattan terrorism plot: The 2011 Manhattan terrorism plot was a conspiracy by two Muslim Arab-Americans to bomb various targets in the Manhattan borough of New York City, New York, United States.  They had planned to attack an unspecified synagogue and one of them expressed interest in blowing up a church and the Empire State Building.  New York City law enforcement arrested the two suspects, 26-year-old Ahmed Ferhani and 20-year-old Mohamed Mamdouh, in a sting operation on May 11, 2011.  Their plot was motivated primarily by "hatred of infidels and anti-semitism" according to the authorities.

1945 Empire State Building B-25 crash: The Empire State Building B-25 crash was a 1945 aircraft accident in which a B-25 Mitchell bomber, piloted in thick fog over New York City, crashed into the Empire State Building.  The accident did not compromise the building's structural integrity, but it did cause fourteen deaths (three crewmen and eleven people in the building) and damage estimated at $1,000,000 ($ in 2016 dollars).

Jack Brod: Irven "Jack" Brod (November 29, 1909 – January 6, 2008) was an American businessman and innovator.  He was the President of Empire Diamond and Gold Buying Service, currently a successful New York City-based jewellery business, which he established with his father in the Empire State Building two months after its opening in 1931.  Brod was a tenant of the Empire State Building for around seventy-seven years, and was the last remaining original tenant at the time of his death.

Supporting paragraphs: Empire State Building Riverside Church
Answer: Manhattan