Question: Who was married to the artist behind Look to Your Heart?

full_context: Document 1: September of My Years: September of My Years is a 1965 studio album by American singer Frank Sinatra, released on Reprise Records in September 1965 on LP and October 1986 on CD. The orchestral arrangements are by Gordon Jenkins, their fifth album collaboration. It peaked at No. 5 on the "Billboard" Pop Albums chart.
Document 2: Frankly Sentimental: Frankly Sentimental is the fourth studio album by Frank Sinatra, released on June 20, 1949 as a set of four 78 rpm records and a 10" LP album.
Document 3: Frank Sinatra: Francis Albert Sinatra (/ sɪˈnɑːtrə /; Italian: (siˈnaːtra); December 12, 1915 -- May 14, 1998) was an American singer, actor, and producer who was one of the most popular and influential musical artists of the 20th century. He is one of the best - selling music artists of all time, having sold more than 150 million records worldwide. Born in Hoboken, New Jersey, to Italian immigrants, Sinatra began his musical career in the swing era with bandleaders Harry James and Tommy Dorsey. Sinatra found success as a solo artist after he signed with Columbia Records in 1943, becoming the idol of the ``bobby soxers ''. He released his debut album, The Voice of Frank Sinatra, in 1946. Sinatra's professional career had stalled by the early 1950s, and he turned to Las Vegas, where he became one of its best known performers as part of the Rat Pack. His career was reborn in 1953 with the success of From Here to Eternity, with his performance subsequently winning an Academy Award and Golden Globe Award for Best Supporting Actor. Sinatra released several critically lauded albums, including In the Wee Small Hours (1955), Songs for Swingin 'Lovers! (1956), Come Fly with Me (1958), Only the Lonely (1958) and Nice' n 'Easy (1960).
Document 4: To Wong Foo, Thanks for Everything! Julie Newmar: While on the road they are pulled over by the racist, homophobic, and sexist Sheriff Dollard (Chris Penn), who tries to rape Vida. He discovers Vida is not a woman and, in the commotion, he falls backwards and is knocked unconscious. They think he is dead, hurry off, and leave him behind. As they recover from the incident at a rest stop, their car breaks down. A young man, Bobby Ray (Jason London) from the nearby small town of Snydersville, happens to pass by and gives them a ride, where they take refuge in a bed and breakfast inn owned by Carol Ann (Stockard Channing) and her abusive car repairman husband, Virgil (Arliss Howard).
Document 5: Frank Sinatra Sings for Only the Lonely: Frank Sinatra Sings for Only the Lonely (1958, also known as Sings for Only the Lonely or simply Only the Lonely) is an album by Frank Sinatra.
Document 6: Look to Your Heart (Frank Sinatra album): Look to Your Heart is an album by American singer Frank Sinatra, released in 1959 but recorded between 1953 and 1955.
Document 7: Pretty Woman: Richard Gere as Edward Lewis, a rich corporate raider and womanizer from New York. Julia Roberts as Vivian Ward, an assertive freelance hooker with a heart of gold on Hollywood Boulevard. Ralph Bellamy as James Morse, owner of a troubled shipbuilding company Edward plans to take over. This was Bellamy's final acting performance before his death in 1991. Jason Alexander as Phillip Stuckey, Edward's insensitive lawyer. Alexander is best known for the sitcom Seinfeld, in which a VHS copy of Pretty Woman appears in Seinfeld's apartment. Héctor Elizondo as Barney Thompson, the dignified but soft - hearted hotel manager. Laura San Giacomo as Kit De Luca, Vivian's wisecracking friend and roommate, who has taught her the prostitution trade. Alex Hyde - White as David Morse, James Morse's grandson, who is being groomed to take over the company. Amy Yasbeck as Elizabeth Stuckey, Phillip's wife. Elinor Donahue as Bridget, a friend of Barney Thompson who works in a women's clothing store. John David Carson as Mark Roth, a businessman in Edward's office. Judith Baldwin as Susan, one of Edward's ex-girlfriends. Laurelle Brooks Mehus as the hotel's night desk clerk. James Patrick Stuart as the day bellhop. Dey Young as a snobbish saleswoman in a dress store. Larry Miller as Mr. Hollister, the manager of a clothing store where Vivian buys her new wardrobe. Patrick Richwood as Dennis, the hotel elevator operator. Hank Azaria as a detective. This was Azaria's first speaking role. Amzie Strickland as Matron Lynda Goodfriend as a Tourist.
Document 8: Bliss (1985 film): It starred Barry Otto who, at the time, was best known in Sydney for his theatre work, and Lynette Curran, a veteran star of Australian stage, TV and film and a former co-star of the popular ABC soap opera "Bellbird". Notable among the supporting roles are an early film appearance by Gia Carides and an early cameo role by John Doyle.
Document 9: A Place to Call Home (season 3): Marta Dusseldorp as Sarah Nordmann Noni Hazelhurst as Elizabeth Bligh Brett Climo as George Bligh Craig Hall as Dr. Jack Duncan David Berry as James Bligh Abby Earl as Anna Poletti Arianwen Parkes - Lockwood as Olivia Bligh Aldo Mignone as Gino Poletti Sara Wiseman as Carolyn Bligh Jenni Baird as Regina Bligh Frankie J. Holden as Roy Briggs
Document 10: Meet the Fockers: Robert De Niro as Jack Byrnes Ben Stiller as Gaylord ``Greg ''Focker Dustin Hoffman as Bernard`` Bernie'' Focker Barbra Streisand as Rosalin ``Roz ''Focker Teri Polo as Pam Byrnes - Focker Blythe Danner as Dina Byrnes Spencer and Bradley Pickren as`` Little'' Jack Banks Alanna Ubach as Isabel Villalobos Ray Santiago as Jorge Villalobos Tim Blake Nelson as Officer Vern LeFlore Shelley Berman as Judge Ira Owen Wilson as Kevin Rawley
Document 11: Have You Looked into Your Heart: "Have You Looked into Your Heart" is a 1964 single by Jerry Vale written by Billy Barberis, Teddy Randazzo, and Bobby Weinstein. The single went to number one on the Middle-Road Singles chart in February 1965 and number twenty-four on the "Billboard" Hot 100. The song was Vale's last Top 40 hit.
Document 12: Dedicated to You (Frank Sinatra album): Dedicated to You is the fifth studio album by American singer Frank Sinatra, released on March 1950 as a set of four 78 rpm records (Catalog: C-179), as well as a 10" LP (CL 6096).
Document 13: Call It a Day: Call It a Day is a 1937 American comedy film directed by Archie Mayo and starring Olivia de Havilland, Ian Hunter, Anita Louise, Alice Brady, Roland Young, and Frieda Inescort. Based on the 1935 play "Call It a Day" by Dodie Smith, the film is about a day in the life of a middle-class London family whose lives are complicated by the first romantic signs of spring.
Document 14: Sinatra Saga: Sinatra Saga is a live album by Frank Sinatra, containing 2 discs of him performing live on stage from the 1950s to the 1980s.
Document 15: The Night We Called It a Day (film): The Night We Called It a Day, also known as All the Way, is a 2003 Australian-American comedy drama film directed by Paul Goldman and starring Dennis Hopper as Frank Sinatra and Melanie Griffith as Barbara Marx. It also features Portia de Rossi, Joel Edgerton, Rose Byrne and David Hemmings. The movie is based on the true events surrounding Sinatra's 1974 tour in Australia. When the singer calls a local reporter (de Rossi) a "two-bit hooker", every union in the country black-bans the star until he issues an apology.
ground_truth: Barbara Marx
sub_queries: Look to Your Heart >> performer Answer: Frank Sinatra
Frank Sinatra >> spouse Answer: Barbara Marx