Question:  Raúl Alberto Lastiri was promoted to the presidency of the country after what 38th President of Argentina resigned?
Sentence (from "Raúl de Ramón"): Raúl de Ramón, full name Raúl Alberto de Ramón García del Postigo, (May 12, 1929, Santiago de Chile — April 1984) was a Chilean composer, musician and folklorist and author of numerous widely known songs in Chile, such as "The Curanto", "Nostalgia Colchaguina", "Camino de Soledad", "Rosa Colorada", "Canción de la Caballería", "El Amor del Arriero" and many more.
Relevant evidence: No