Complex sentence: Between the late 1940s and the 1970s, being unable to teach in Spain, Marías taught at numerous institutions in the United States, including Harvard University, Yale University, Wellesley College, and UCLA.
Split into simpler sentences: Between the late 1940s and the 1970s, being unable to teach in Spain, Marías taught at numerous institutions in the United States. These include Harvard University, Yale University, Wellesley College, and UCLA.