Question: Who was the subject of a Swedish film in 1967 and learned tight rope dancing with Gisela Brož?

Context paragraphs:
Tight Rope (album): Tight Rope is the sixth studio album by country duo Brooks & Dunn, released in 1999 on Arista Nashville.  Their least successful album commercially, it was the first album of their career not to receive platinum certification from the RIAA; furthermore, only one of its three singles reached Top Ten on the country charts.  The album's lead-off single was a cover of John Waite's 1984 single "Missing You".  This cover peaked at #15 on the Hot Country Songs charts.  Following it were the #19 "Beer Thirty" and the #5 "You'll Always Be Loved by Me".  "Goin' Under Gettin' Over You" also reached #60 from unsolicited play as an album cut.

Gisela Brož: Gisela Antonia Brož (Brosch) (also sometimes referred to as Gisela Madigan), (4 April 1865 - 1945) was an Austrian-American circus performer, tight rope dancer, and clown.  Her parents were shoemaker Joseph Brož and his wife Maria.  She went to convent school in Siebenbürgen and at the age of 15 she got to know the circus family Madigans with John and Laura who at that time toured with circus Krembser in Vienna.  Gisela became their foster child and got to learn tight rope dancing, this along with the couple's two year younger daughter Elvira Madigan.

Tight Rope (song): "Tight Rope" is the debut 1972 hit single by singer-songwriter Leon Russell.  It was the lead track on his LP, "Carney".

Elvira Madigan: Elvira Madigan (4 December 1867 – 19 July 1889) was the stage name of a Danish tightrope walker and trick rider, whose illicit affair and dramatic death were the subject of the Swedish film of 1967.

Tightrope Walker (sculpture): Tightrope Walker (sometimes Tight Rope Walker) is an outdoor bronze sculpture by Dutch artist Kees Verkade, installed on Columbia University's Revson Plaza in Upper Manhattan, New York City, in 1979.  The work commemorates General William J. Donovan and depicts one figure standing atop another as he tightrope walks.

You'll Always Be Loved by Me: "You'll Always Be Loved by Me" is a song written by Ronnie Dunn and Terry McBride, and recorded by American country music duo Brooks & Dunn.  It was released in March 2000 as the third and final single from their album "Tight Rope".  It peaked at number 5, and is the only single from the album to reach the Top 10.  The title of its parent album "Tight Rope" is mentioned in this song.

This Masquerade: "This Masquerade" is a song written by American singer and musician Leon Russell.  It was originally recorded in 1972 by Russell for his album "Carney" the same year.  The song was not released as a single but was inserted on the B-side of Russell's hit single "Tight Rope".  The following year, "This Masquerade" was re-recorded by American vocal duo The Carpenters, who released it on their album "Now & Then" in 1973.  It was inserted as the B-side of The Carpenters's single "Please Mr. Postman".  Three years later, "This Masquerade" was recorded by American singer and guitarist George Benson, who released it on his 1976 album, "Breezin'".  Benson's version, featuring Jorge Dalto on piano, was released as a single and became the first big hit of his career.

Carney (Leon Russell album): Carney is Leon Russell's third solo studio album, released in 1972.  It peaked at number 2 on the Billboard Hot 200 and was the first for Russell to contain a hit single — "Tight Rope" b/w "This Masquerade" — which reached number 11 on the "Billboard" Hot 100 chart.

Cosmos (Buck-Tick album): Cosmos is the ninth studio album by the Japanese rock band Buck-Tick.  The album was released on June 21, 1996 through Victor Entertainment.  It was the group's last album released through Victor and peaked at number six on the Oricon charts.  "Cosmos" has sold 170,000 copies worldwide as of 2011.  The album was digitally remastered and re-released on September 19, 2002, with two bonus tracks.  It was remastered and re-released again on September 5, 2007.  The song "Tight Rope" was later re-recorded as the b-side to the group's "Alice in Wonder Underground" single in 2007, and "Sane" was re-recorded in 2012 for their "Elise no Tame ni" single.

Beer Thirty: "Beer Thirty" is a song written by Ronnie Dunn and Terry McBride, and recorded by American country music duo Brooks & Dunn.  It was released in October 1999 as the second single from the album "Tight Rope".  The song reached #19 on the "Billboard" Hot Country Singles & Tracks chart.

Supporting paragraphs: Gisela Brož Elvira Madigan
Answer: Elvira Madigan