Romeo and Juliet sometimes been judged unfavourably because of its perceived liberties with Shakespeare; however, Bellini and his librettist, Felice Romani, worked from Italian sources—principally Romani's libretto for "Giulietta e Romeo" by Nicola Vaccai—rather than directly adapting Shakespeare's play. Among later operas, there is Heinrich Sutermeister's 1940 work "Romeo und Julia". "Roméo et Juliette" by Berlioz is a "symphonie dramatique", a large-scale work in three parts for mixed voices, chorus, and orchestra, which premiered in 1839. Tchaikovsky's "Romeo and Juliet" Fantasy-Overture (1869, revised 1870 and 1880) is a 15-minute symphonic poem, containing the famous melody known as the "love theme". Tchaikovsky's device of
Romeo and Juliet Betterton Mercutio, and Betterton's wife Mary Saunderson Juliet: she was probably the first woman to play the role professionally. Another version closely followed Davenant's adaptation and was also regularly performed by the Duke's Company. This was a tragicomedy by James Howard, in which the two lovers survive. Thomas Otway's "The History and Fall of Caius Marius", one of the more extreme of the Restoration adaptations of Shakespeare, debuted in 1680. The scene is shifted from Renaissance Verona to ancient Rome; Romeo is Marius, Juliet is Lavinia, the feud is between patricians and plebeians; Juliet/Lavinia wakes from her potion before Romeo/Marius