Paroles égales (Catherine Ego, spoken voice; Arturo Parra, guitar and original music) has presented three premieres on the university radio Javeriana Estéreo in Santafé de Bogotá (Colombia) on March 1, 2009. amongst those pieces, Miguel by Arturo Parra, a work for guitar and tape which was awarded the first prize at the Concurso Nacional de Composición Musical Ciudad de Bogotá in 2008.