Original: Act 1 The square in front of Dr. Bartolo's house In a public square outside Dr. Bartolo's house a band of musicians and a poor student named Lindoro are serenading, to no avail, the window of Rosina (Ecco ridente in cielo/There, laughing in the sky).
Simplified: In a  town square outside Dr. Bartolo's house a band of musicians are serenading outside the window of Rosina.