This concert is supported by a grant from the Ben-Dor Music Discovery Project Conductor Emerita Gisèle Ben-Dor returns for a concert on Cinco de Mayo. Mexican composer Javier Álvarez’s Metro Chabacano captures all the bustling energy of one of Mexico City’s busiest metro stations. The Boston Symphony Orchestra’s Cynthia Meyers is featured in American composer Gabriela Lena Frank’s 2013 Will-o’-the-Wisp, a “Tone Poem for Piccolo and Orchestra” in which a ghostly light lures travelers into danger. Dvořák’s much-loved Serenade for Strings brings Pro Arte’s season to an elegant and charming close.