Question: Who wrote the lyrics of Portofino with a collaborator on "Fiddler on the Roof"

full_context: Document 1: On the Town (musical): On the Town is a musical with music by Leonard Bernstein and book and lyrics by Betty Comden and Adolph Green, based on Jerome Robbins' idea for his 1944 ballet "Fancy Free", which he had set to Bernstein's music. The musical introduced several popular and classic songs, among them "New York, New York", "Lonely Town", "I Can Cook, Too" (for which Bernstein also wrote the lyrics), and "Some Other Time". The story concerns three American sailors on a 24-hour shore leave in New York City during wartime 1944. Each of the three sailors meets and quickly connects with a woman.
Document 2: Nine (musical): Nine is a musical, initially created and written by Maury Yeston as a class-project in Lehman Engel's BMI Music Theatre Workshop in 1973. It was later developed with a book by Mario Fratti, and then again with a book by Arthur Kopit, music and lyrics by Maury Yeston. The story is based also on Federico Fellini's semi-autobiographical film "8½". It focuses on film director Guido Contini, who is dreading his imminent 40th birthday and facing a midlife crisis, which is blocking his creative impulses and entangling him in a web of romantic difficulties in early-1960s Venice.
Document 3: 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 4: Portofino (musical): Portofino is a musical with a book by Richard Ney, lyrics by Ney and Sheldon Harnick, and music by Louis Bellson and Will Irwin.
Document 5: Sheldon Harnick: Sheldon Harnick (born April 30, 1924) is an American lyricist best known for his collaborations with composer Jerry Bock on musicals such as "Fiddler on the Roof".
Document 6: 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 7: Milton Rosenstock: Milton Rosenstock (June 9, 1917, New Haven, Connecticut - April 24, 1992, New York City) was an American conductor, composer, and arranger. Trained at the Juilliard School, he was highly active as a musical director for Broadway musicals from 1942 through 1980; serving in that capacity for 29 productions, including the original productions of "Gentlemen Prefer Blondes" (1949), "Can-Can" (1953), "Bells Are Ringing" (1956), "Stop the World – I Want to Get Off" (1962), "Oliver!" (1963), "Funny Girl" (1964), and "A Funny Thing Happened on the Way to the Forum" (1972). He also composed the music for the 1973 revue "Nash at Nine" and worked as musical supervisor for the 1989 production of "Meet Me in St. Louis"; the latter of which was his last project on Broadway. In 1948 he won the Tony Award for Best Conductor and Musical Director for "Finian's Rainbow". He was nominated twice more for that award: for "The Vamp" (1956) and the original Broadway production of "" (1960). He served as the music director of the Lyric Chamber Theater during the 1960s and was the music director of the American Ballet Theatre during the late 1960s. From 1981 until his death eleven years later of heart disease he was principal conductor of the Dance Theater of Harlem.
Document 8: 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 9: Something More!: Something More! is a musical with music by Sammy Fain and lyrics by Marilyn Bergman and Alan Bergman. The book by Nate Monaster is based on the 1962 novel "Portofino P.T.A." by Gerald Green. Composer Robert Prince also contributed some music to a few dance numbers.
Document 10: Otto Harbach: Otto Abels Harbach, born Otto Abels Hauerbach (August 18, 1873 – January 24, 1963) was an American lyricist and librettist of about 50 musical comedies. He was Oscar Hammerstein II's mentor and believed that librettists should integrate songs into the plot. He is considered one of the first great lyricists, and helped raise the status of the lyricist in an age concerned more with music, costumes, and stars. Some of his more famous lyrics are for "Smoke Gets in Your Eyes", "Indian Love Call" and "Cuddle up a Little Closer, Lovey Mine".
Document 11: Americana (revue): Americana is a musical revue in two parts, with book and lyrics by J. P. McEvoy, and music by Con Conrad with additional numbers by George Gershwin, Ira Gershwin, Philip Charig, James Hanley, B. G. DeSylva, Morrie Ryskind, Arthur Schwartz, Theo Goodwin, Joe Young, and Sam Lewis. The show was presented by Richard Herndon at the Belmont Theatre (121 W. 48th Street, New York, NY), and, after many postponements, opened July 26, 1926. The show was staged by Allan Dinehart with dance numbers by Larry Ceballos. The production was designed by John Held, Jr. It ran for 224 performances, closing in February, 1927. The cast headlined Lew Brice, Roy Atwell, Betty Compton, Charles Butterworth and the Eddie Elkins Orchestra The New York Times review called it a "witty, ingenious and sophisticated evening of fun-making, it made up in its abundant humor for more than it lacked in some other departments." The other departments referred to were lack of chorus girls and opulent settings.
Document 12: Fiddler on the Roof (film): Fiddler on the Roof is a 1971 American musical comedy-drama film produced and directed by Norman Jewison. It is an adaptation of the 1964 Broadway musical of the same name, with music composed by Jerry Bock, lyrics by Sheldon Harnick, and screenplay by Joseph Stein. Starring Topol, Norma Crane, Leonard Frey, Molly Picon, and Paul Mann, the film centers on Tevye, the father of five daughters, and his attempts to maintain his Jewish religious and cultural traditions as outside influences encroach upon the family's lives. He must cope both with the strong-willed actions of his three older daughters, who wish to marry for love – each one's choice of a husband moves further away from the customs of his faith – and with the edict of the Tsar that evicts the Jews from the town of Anatevka. Throughout the film, Tevye breaks the fourth wall by talking directly to the audience as well as to God. In addition to the difficulties of being poor, Tevye speaks of the Jewish community's constant fear of harassment from their non-Jewish neighbors.
Document 13: Tonight Quintet: The "Tonight Quintet" is a song from the musical "West Side Story" (1957), with music by Leonard Bernstein and lyrics by Stephen Sondheim. Carol J. Oja has written that, "with the 'Tonight' quintet, Bernstein once again created a masterpiece of ensemble, one that rivals the best of such moments in European opera." Her remark echoes the earlier view of Will Crutchfield. In his review of the 1984 studio performance of "West Side Story", which was conducted by Bernstein himself, Crutchfield wrote that the release of the recording "is above all an occasion for celebrating one of the great operas of our century. ... This idea is hotly resisted, but the best argument for it is here on the records in the music itself. I can see no reason why the 'Tonight' ensemble should not be compared to the quartet from "Rigoletto"."
Document 14: Portobello Road (song): "Portobello Road" by the Sherman Brothers is a song, specifically a waltz (3/4) about Portobello Road in London, England (Set in the 1940s). It was written for the 1971, Walt Disney musical film production "Bedknobs and Broomsticks". It is sung by David Tomlinson about a street where, to this day–
Document 15: Fiddler on the Roof: Fiddler on the Roof is a musical with music by Jerry Bock, lyrics by Sheldon Harnick, and book by Joseph Stein, set in the Pale of Settlement of Imperial Russia in 1905. It is based on "Tevye and his Daughters" (or "Tevye the Dairyman") and other tales by Sholem Aleichem. The story centers on Tevye, the father of five daughters, and his attempts to maintain his Jewish religious and cultural traditions as outside influences encroach upon the family's lives. He must cope both with the strong-willed actions of his three older daughters, who wish to marry for love – each one's choice of a husband moves further away from the customs of his faith – and with the edict of the Tsar that evicts the Jews from their village.
ground_truth: Richard Ney