Question: What year did Leonardo DiCaprio play the protagonist of a William Shakespeare tragedy?

<P0-S0>  The son of Montague and his wife, he secretly loves and marries Juliet, a member of the rival House of Capulet. <P0-S1>  Forced into exile after slaying Juliet's cousin, Tybalt, in a duel, Romeo commits suicide upon hearing falsely of Juliet's death. <P0-S2> Romeo Montague (Italian: "Romeo Montecchi" ) is the protagonist of William Shakespeare's tragedy "Romeo and Juliet". <SEP> <P1-S0> What's Eating Gilbert Grape is a 1993 American drama film directed by Lasse Hallström and starring Johnny Depp, Juliette Lewis, Darlene Cates and Leonardo DiCaprio. <P1-S1>  The film follows 24-year-old Gilbert (Depp), a grocery store clerk caring for his morbidly obese mother and mentally impaired younger brother in a sleepy Midwestern town. <P1-S2>  Peter Hedges wrote the screenplay, adapted from his 1991 novel of the same name. <P1-S3>  The film was well-received; DiCaprio received his first Academy Award nomination for his role. <SEP> <P2-S0> Leonardo DiCaprio is an American actor and producer who started his career performing as a child on television. <P2-S1>  He appeared on the shows "The New Lassie" (1989) and "Santa Barbara" (1990) and also had long running roles in the comedy-drama "Parenthood" (1990) and the sitcom "Growing Pains" (1991), before making his film debut in the 1991 direct-to-video release "Critters 3". <P2-S2>  In 1995, DiCaprio played the American author Jim Carroll in "The Basketball Diaries" and the French poet Arthur Rimbaud in "Total Eclipse". <P2-S3>  Two years later, he played Tobias Wolff opposite Robert De Niro in "This Boy's Life" (1993). <P2-S4>  He followed this with a supporting role in "What's Eating Gilbert Grape" (1993), which earned him a nomination for the Academy Award for Best Supporting Actor. <P2-S5>  The following year he played Romeo Montague in the Baz Luhrmann-directed film "Romeo + Juliet" (1996). <P2-S6>  DiCaprio starred opposite Kate Winslet in the James Cameron-directed film "Titanic" (1997). <P2-S7>  The film became the highest grossing at the worldwide box-office, and made him famous globally. <P2-S8>  For his performance, he received the MTV Movie Award for Best Male Performance and his first nomination for the Golden Globe Award for Best Actor – Motion Picture Drama. <SEP> <P3-S0> Shakespearean tragedy is the designation given to most tragedies written by playwright William Shakespeare. <P3-S1>  Many of his history plays share the qualifiers of a Shakespearean tragedy, but because they are based on real figures throughout the History of England, they were classified as "histories" in the First Folio. <P3-S2>  The Roman tragedies—"Julius Caesar", "Antony and Cleopatra" and "Coriolanus"—are also based on historical figures, but because their source stories were foreign and ancient they are almost always classified as tragedies rather than histories. <P3-S3>  Shakespeare's romances (tragicomic plays) were written late in his career and published originally as either tragedy or comedy. <P3-S4>  They share some elements of tragedy featuring a high status central character but end happily like Shakespearean comedies. <P3-S5>  Several hundred years after Shakespeare's death, scholar F.S. Boas also coined a fifth category, the "problem play," for plays that don't fit neatly into a single classification because of their subject matter, setting, or ending. <P3-S6>  The classifications of certain Shakespeare plays are still debated among scholars.