Question: Which EGOT winning American composer composed Sunshine, Lollipops and Rainbows?

full_context: Document 1: Donald Martino: Donald James Martino (May 16, 1931 – December 8, 2005) was a Pulitzer Prize winning American composer.
Document 2: Sunshine (1973 film): Sunshine is a 1973 made-for-television docudrama, directed by Joseph Sargent and produced by George Eckstein, about a young wife and mother who dies of cancer at age 20. The movie starred Cristina Raines in the lead role of Kate Hayden (Raines' first big movie role), Cliff DeYoung as Kate's husband Sam Hayden, and twins Lindsay and Sidney Greenbush as Jill, Kate and Sam's daughter, as a toddler. The movie originally aired on CBS as an episode of the "CBS Friday Night Movie" on November 9, 1973. When first aired, "Sunshine" was the most watched made-for-TV movie in history. The film used John Denver's song "Sunshine on My Shoulders" as a theme.
Document 3: Come to the Sunshine: "Come to the Sunshine" is a song written and recorded by Van Dyke Parks and covered by several other artists. It was one of two 45rpm singles Parks would issue through the MGM label in 1966 before moving to Warner Bros. the following year.
Document 4: Jonathan Tunick: Jonathan Tunick (born April 19, 1938, New York City) is an American orchestrator, musical director, and composer, one of twelve people to have won all four major American show business awards: the Tony Awards, Academy Awards, Emmy Awards and Grammy Awards. He is best known for his work with Stephen Sondheim, starting in 1970 with "Company" and continuing to the present day.
Document 5: André Previn: André George Previn, KBE ( ; born Andreas Ludwig Priwin; April 6, 1929) is a German-American pianist, conductor, and composer. Previn is the winner of four Academy Awards for his film work and ten Grammy Awards for his recordings (and one more for his Lifetime Achievement).
Document 6: Marvin Hamlisch: Marvin Frederick Hamlisch (June 2, 1944August 6, 2012) was an American composer and conductor. Hamlisch was one of only twelve people to win Emmy, Grammy, Oscar and Tony awards. This collection of all four is referred to as an "EGOT". He is one of only two people (along with Richard Rodgers) to have won those four prizes and a Pulitzer Prize.
Document 7: Lollipops and Roses (song): "Lollipops and Roses" is a song composed by Tony Velona. The best-known version was a Grammy Award winning recording by Jack Jones in 1962. The Jack Jones recording went to number twelve on the Easy Listening chart. The song was used for the end credits of episode 3 of season 2 of Mad Men.
Document 8: Stephen Sondheim: Stephen Joshua Sondheim ( ; born March 22, 1930) is an American composer and lyricist known for more than a half-century of contributions to musical theatre. Sondheim has received an Academy Award, eight Tony Awards (more than any other composer, including a Special Tony Award for Lifetime Achievement in the Theatre), eight Grammy Awards, a Pulitzer Prize, a Laurence Olivier Award, and a 2015 Presidential Medal of Freedom. He has been described by Frank Rich of "The New York Times" as "now the greatest and perhaps best-known artist in the American musical theater." His best-known works as composer and lyricist include "A Funny Thing Happened on the Way to the Forum", "Company", "Follies", "A Little Night Music", "Pacific Overtures", "", "Merrily We Roll Along", "Sunday in the Park with George", "Into the Woods", "Assassins", and "Passion". He also wrote the lyrics for "West Side Story" and "Gypsy".
Document 9: Oscar Hammerstein II: Oscar Greeley Clendenning Hammerstein II ( ; July 12, 1895 – August 23, 1960) was an American librettist, theatrical producer, and (usually uncredited) theatre director of musicals for almost forty years. Hammerstein won eight Tony Awards and two Academy Awards for Best Original Song. Many of his songs are standard repertoire for vocalist's and jazz musicians. He co-wrote 850 songs. Hammerstein was the lyricist and playwright in his partnerships; his collaborators wrote the music. Hammerstein collaborated with numerous composers, such as Jerome Kern, with whom he wrote "Show Boat", Vincent Youmans, Rudolf Friml, Richard A. Whiting and Sigmund Romberg; but he is best known for his collaborations with Richard Rodgers, as the duo Rodgers and Hammerstein which include "Oklahoma!", "Carousel", "South Pacific", "The King and I", and "The Sound of Music".
Document 10: Aquarius/Let the Sunshine In: "Medley: Aquarius/Let the Sunshine In (The Flesh Failures)" (commonly called "Aquarius/Let the Sunshine In", "The Age of Aquarius" or "Let the Sunshine In") is a medley of two songs written for the 1967 musical "Hair" by James Rado & Gerome Ragni (lyrics), and Galt MacDermot (music), released as a single by American R&B group The 5th Dimension. The song peaked at number one for six weeks on the US "Billboard" Hot 100 pop singles chart in the spring of 1969. The single topped the American pop charts and was eventually certified platinum in the US by the RIAA. Instrumental backing was written by Bill Holman and provided by session musicians commonly known as the Wrecking Crew. The actual recording is something of a "rarity"; the song was recorded in two cities, Los Angeles and Las Vegas, then mixed together in the studio, afterwards.
Document 11: Mama Said (The Shirelles song): "Mama Said" is a song performed by The Shirelles, written by Luther Dixon and Willie Denson. It became a top ten hit, on both the pop and R&B charts, when it was released as a single in 1961. "Mama Said" went number four on the "Billboard" Hot 100 and number two on the R&B chart. It has been covered by American Spring, Melanie, Dusty Springfield, and The Stereos as well as a young Dionne Bromfield. It was also the inspiration for "Days Like This" by Van Morrison. It was also covered by Nick Lowe on his 2001 album The Convincer. The song was featured during the closing of the third season Orange is the New Black episode "Fake it Till You Fake it Some More." The song also appeared in the seventh season of "Adventure Time" at the end of the eponymous episode, "Mama Said."
Document 12: Sunshine, Lollipops and Rainbows: "Sunshine, Lollipops and Rainbows" is a popular song sung by Lesley Gore. It was originally released on Gore's 1963 album "Lesley Gore Sings of Mixed-Up Hearts". The song, composed by Marvin Hamlisch, was released as a single in conjunction with Gore's rendition in the 1965 film, "Ski Party". It was arranged by Claus Ogerman and produced by Quincy Jones. The tune peaked at #13 on the "Billboard" Hot 100.
Document 13: Don't Rain on My Parade: "Don't Rain on My Parade" is a popular song from the 1964 musical "Funny Girl". It was also featured in the 1968 movie version of the musical. The song was written by Bob Merrill and Jule Styne. Both the movie and stage versions feature Barbra Streisand performing the song. In 2004 it finished No. 46 in AFI's 100 Years...100 Songs survey of top tunes in American cinema.
Document 14: Henry Mancini: Enrico Nicola "Henry" Mancini (April 16, 1924 – June 14, 1994) was an American composer, conductor and arranger, who is best remembered for his film and television scores. Often cited as one of the greatest composers in the history of film, he won four Academy Awards, a Golden Globe, and twenty Grammy Awards, plus a posthumous Grammy Lifetime Achievement Award in 1995.
Document 15: Sounds of Sunshine: Sounds of Sunshine were an American sunshine pop group from Los Angeles, California consisting of three brothers. The group released one album on Ranwood Records in 1971, which peaked on the "Billboard" 200 at #187. Its title track, "Love Means (You Never Have to Say You're Sorry)", was a minor U.S. hit, peaking at #39 on the "Billboard" Hot 100 chart. The song found a much wider audience among adults, reaching #5 on Billboard's Easy Listening survey. The title of the song was taken from a line from the 1970 film "Love Story". On the back cover of Dead Kennedys' "Fresh Fruit for Rotting Vegetables" album, a press shot of the group found by bassist Klaus Flouride at a garage sale (without anything identifying the people in the photo as the members of the group) was used without their permission; the group subsequently sued Biafra's label Alternative Tentacles, forcing various alterations to be made to the album art.
ground_truth: Marvin Hamlisch