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The song "Sono solo parole" was written by Fabrizio Moro. Moro is an Italian singer-songwriter who has released a number of albums and singles. He has also written songs for other artists, including Laura Pausini and Tiziano Ferro. Moro's songs often deal with themes of love, loss, and redemption. "Sono solo parole" is a love song that tells the story of a couple who are struggling to stay together.