Italian classical music is difficult to do if everyone is singing a melody at the same time; thus, polyphony gave way to homophony, and early opera consisted of relatively simple melodies with texts about Greek mythology, sung in Italian and supported by simple harmonies. The important city in Italy in this development of music in the 16th century was Florence. (See also: Florentine Camerata, Vincenzo Galilei, Jacopo Peri, Palestrina, Arcangelo Corelli.) Besides Florence, two other Italian cities are particularly worthy of mention in the period around 1600. There is somewhat of a friendly rivalry between advocates of the two cities as to which
Jacopo da Sellaio John the Baptist. He also painted religious works for the church of San Lucia dei Magnoli and the church of San Frediano, both in Florence. Jacopo da Sellaio Jacopo da Sellaio (c. 1441–1493), sometimes known as Jacopo di Arcangel, was an eclectic Italian painter from the early Renaissance, who painted in the style of the Florentine School. He was a pupil of Fra' Filippo Lippi, with his contemporary Sandro Botticelli, who became a lasting influence on him. It is noted that by 1460, he had joined the Confraternity of Saint Luke (Italian: "Compagnia di S Luca") in Florence, and in