Luigi Illica and Giuseppe Giacosa were Italian librettists who wrote for Giacomo Puccini. Professional librettists began crafting the stories in ballets. Sullivan continued to compose comic opera with other librettists but died four years later. However, none of these composer/librettists had written their own orchestrations as well. Puccini's relationships with his librettists were at times very difficult. Among other corpses were his librettists Montagu Slater and Eric Crozier. He worked with two main librettists&colon; Giovanni Claudio Pasquini and Metastasio. During this period, Verdi began to work more consistently with his librettists. He Used other texts by Lehms before turning to other librettists. When the librettists read them, they decided that they could not do better than that. The librettists padded out this outline with a variety of melodramatic incidents. Librettists have historically received less prominent credit than the composer.