Question: What other Disney film did the writer of the song performed by singer Idina Menzel in her vocal role as Queen Elsa contribute to?

Context paragraphs:
For the First Time in Forever: "For the First Time in Forever" is a song from Disney's 2013 animated feature film "Frozen", with music and lyrics composed by Kristen Anderson-Lopez and Robert Lopez.  It is reprised later in the musical.  Both versions are sung by sisters Princess Anna (Kristen Bell) and Queen Elsa (Idina Menzel).

Idina Menzel: World Tour: Idina Menzel: World Tour was a concert tour by actress and singer Idina Menzel.

Let It Go (Disney song): "Let It Go" is a song from Disney's 2013 animated feature film "Frozen", whose music and lyrics were composed by husband-and-wife songwriting team Kristen Anderson-Lopez and Robert Lopez.  The song was performed in its original show-tune version in the film by American actress and singer Idina Menzel in her vocal role as Queen Elsa.  Anderson-Lopez and Lopez also composed a simplified pop version (with shorter lyrics and background chorus) which was performed by actress and singer Demi Lovato over the start of the film's closing credits.  A music video was separately released for the pop version.

Idina 2017 world tour: Idina 2017 World Tour is a concert tour by actress and singer Idina Menzel.

Kristen Anderson-Lopez: Kristen Anderson-Lopez is an American songwriter.  Anderson-Lopez, along with her husband Robert Lopez and Henry Jackman, wrote and produced music for the 2011 Disney film "Winnie the Pooh", for which they were nominated for an Annie Award for Best Music in a Feature Production.  She also provided the voice of Kanga in the film.  Additionally, she wrote songs for a Walt Disney World production of "Finding Nemo – The Musical".  She and her husband also wrote the songs for Disney's "Frozen" including "Let It Go", for which they won the Academy Award for Best Original Song at the 86th Academy Awards and two Grammy Awards at the 57th Annual Grammy Awards.

Live: Barefoot at the Symphony: Live: Barefoot at the Symphony is the fourth album and first live album of actress and singer Idina Menzel.  The album was accompanied by a PBS special and later DVD.  The album was recorded in Toronto, Ontario, Canada during Menzel's Barefoot at the Symphony Tour.

Barefoot at the Symphony Tour: The Barefoot at the Symphony Tour was concert tour by American actress and singer Idina Menzel.  This marks Menzel's first concert tour after giving birth to her son Walker Nathaniel Diggs.  The tour featured Menzel performing a diverse repoitore of classic pop, musical theater favorites—including hits from "Wicked", "Rent", "Glee", and songs from her third studio album "I Stand"—all accompanied by major symphony orchestras including the New York Philharmonic, San Francisco Symphony, Royal Philharmonic Orchestra, and more, featuring symphonic arrangements by Musical Director and pianist Rob Mounsey.

Elsa (Disney): Queen Elsa of Arendelle is a fictional character who appears in Walt Disney Animation Studios' 53rd animated film "Frozen".  She is voiced primarily by Broadway actress and singer Idina Menzel.  At the beginning of the film, she is voiced by Eva Bella as a young child and by Spencer Lacey Ganus as a teenager.

Idina Menzel: Live at Radio City: Idina Menzel: Live at Radio City was a concert by American singer-songwriter and actress Idina Menzel at Radio City Music Hall in New York City, New York on June 16, 2014.  In the wake of the success of Disney's popular animated film "Frozen "(2013), in which Menzel starred as Elsa, Menzel announced in April 2014 that she will be headlining a one-night-only concert at Radio City Music Hall on her break from her eight shows a week.

Idina (album): Idina (stylized as idina.)  is the eponymous fifth studio album by singer Idina Menzel.  It was released on September 23, 2016, by Warner Bros.  Records.

Supporting paragraphs: Kristen Anderson-Lopez Let It Go (Disney song)
Answer: "Winnie the Pooh"