Question: Claudia Lindsey is a graduate of what American private research university in Waltham, Massachusetts?

full_context: Document 1: Harvard University: Harvard University is a private Ivy League research university in Cambridge, Massachusetts, established in 1636, whose history, influence, and wealth have made it one of the world's most prestigious universities.
Document 2: Boston University: Boston University (commonly referred to as BU) is a private research university located in Boston, Massachusetts. The university is nonsectarian, and is historically affiliated with the United Methodist Church.
Document 3: Natalie Bodanya: Natalie Bodanya (August 23, 1908 – March 4, 2007) was an American operatic soprano who had an active international career from the late 1920s through the 1940s. She notably sang at the Metropolitan Opera in New York City from 1937 through 1942 and was a performer with the New York City Opera during the company's 1943-1944 inaugural season.
Document 4: Massachusetts Institute of Technology: The Massachusetts Institute of Technology (MIT) is a private research university in Cambridge, Massachusetts. It is often ranked as one of the world's most prestigious universities.
Document 5: Boston College: Boston College (also referred to as BC) is a private Jesuit Catholic research university located in the affluent village of Chestnut Hill, Massachusetts, United States, 6 mi west of downtown Boston. It has 9,100 full-time undergraduates and almost 5,000 graduate students. The university's name reflects its early history as a liberal arts college and preparatory school (now Boston College High School) in Dorchester. It is a member of the 568 Group and the Association of Jesuit Colleges and Universities. Its main campus is a historic district and features some of the earliest examples of collegiate gothic architecture in North America.
Document 6: Brenda Miller Cooper: Brenda Miller Cooper (28 February 1916, Cleveland, Ohio — 3 April 2008, Baltimore, Maryland) was an American operatic soprano. She studied voice at Case Western Reserve University earning a bachelor's degree in music, after which she pursued graduate studies at the Juilliard School where she earned a Masters in vocal performance. She made her professional opera debut with the Philadelphia Opera Company (billed as Brenda Miller) on November 29, 1943 as Micaëla in Georges Bizet's "Carmen" with Alice Howland in the title role, Joseph Laderoute as Don José, Giovanni de Surra as Escamillo, and Sylvan Levin conducting. Later that season she returned to that house to portray the title role in Giacomo Puccini's "Tosca" and Rosalinde in Johann Strauss II's "Die Fledermaus".
Document 7: Sylvia McNair: Sylvia McNair (born June 23, 1956) is an American opera singer and classical recitalist who has also achieved notable success in the Broadway and cabaret genres. McNair, a soprano, has made several critically acclaimed recordings and has won two Grammy Awards.
Document 8: Harolyn Blackwell: Harolyn Blackwell (born November 23, 1955) is an American lyric coloratura soprano who has performed in many of the world's finest opera houses, concert halls, and theaters in operas, oratorios, recitals, and Broadway musicals. Initially known for her work within musical theater during the early 1980s, Blackwell moved into the field of opera and by 1987 had established herself as an artist within the soubrette repertoire in many major opera houses both in the United States and in Europe. Feeling that she was being "type cast" into one particular kind of role, Blackwell strove to establish herself within the lyric coloratura repertoire beginning in the mid-1990s. With the aid of such companies as Seattle Opera, Blackwell successfully made this move and is now an interpreter of such roles as Lucia in Donizetti's "Lucia di Lammermoor" and Olympia in Offenbach's "Les contes d'Hoffman". She has also periodically returned to musical theater performances throughout her career in staged productions, concert work, and recitals. Blackwell is known for her interpretations and recordings of the works of Leonard Bernstein.
Document 9: Clark University: Clark University is an American private research university located in Worcester, Massachusetts, the second largest city in New England. It is adjacent to University Park about 50 miles west of Boston.
Document 10: Esther Heideman: Esther Heideman is an American operatic soprano. She has performed with several orchestras including the New York Philharmonic, the Metropolitan Opera, the Chicago Symphony, the Baltimore Symphony, the St. Paul Chamber Orchestra, the Minnesota Orchestra, the Pittsburgh Symphony, the Atlanta Symphony, the Cincinnati Symphony, and the Seattle Symphony. Her debut appearance with the Metropolitan Opera led the New York Times to report that when "hearing this lively redheaded coloratura sing, it’s impossible not to think: Beverly Sills." In the press her work has been largely well received. The Boston Globe reported that Heideman possesses a "drop dead gorgeous voice." The Washington Post wrote that Heideman sings in "sweet tones, like an angel." The Star Tribune called her a "silvery-voiced" singer." Heideman has won the Metropolitan Opera National Council Auditions and is a winner of the Licia Albanese competition. She was educated at the University of Wisconsin-Eau Claire. In 2000 she won the Metropolitan Opera National Council Auditions.
Document 11: Grace Bumbry: Grace Melzia Bumbry (born January 4, 1937), an American opera singer, is considered one of the leading mezzo-sopranos of her generation, as well as a major soprano for many years. She was a member of a pioneering generation of singers who followed Marian Anderson (including Leontyne Price, Martina Arroyo, Shirley Verrett and Reri Grist) in the world of classical music and paved the way for future African-American opera and classical singers. Bumbry's voice was rich and sizable, possessing a wide range, and was capable of producing a very distinctive plangent tone.
Document 12: Kathleen Battle: Kathleen Deanna Battle (born August 13, 1948) is an American operatic soprano known for her distinctive vocal range and tone. Born in Portsmouth, Ohio, Battle initially became known for her work within the concert repertoire through performances with major orchestras during the early and mid-1970s. She made her opera debut in 1975. Battle expanded her repertoire into lyric soprano and coloratura soprano roles during the 1980s and early 1990s until her eventual dismissal from the Metropolitan Opera in 1994. After a 22-year absence from the Met, Battle performed a concert of spirituals at the Metropolitan Opera House in November 2016.
Document 13: Claudia Lindsey: Claudia Lindsey (born 1936 or 1937) is an American operatic soprano. Born in Harlem, she is a graduate of Brandeis University and studied singing in New York City with Anna Hamlin and Otto Guth. In 1965 she won the Metropolitan Opera National Council Auditions and a grant from the John Hay Whitney Foundation. That same year she made her professional opera debut with the New York City Opera as Clara in George Gershwin's "Porgy and Bess".
Document 14: Brandeis University: Brandeis University is an American private research university in Waltham, Massachusetts, 9 miles (14 km) west of Boston.
Document 15: Brown University: Brown University is a private Ivy League research university in Providence, Rhode Island, United States. Founded in 1764 as the College in the English Colony of Rhode Island and Providence Plantations, Brown is the seventh-oldest institution of higher education in the United States and one of the nine colonial colleges chartered before the American Revolution.
ground_truth: Brandeis University