Complex sentence: One famous visitor in 1948 was Ernest Hemingway who set part of his novel "Farewell to Arms" in the Grand Hotel des Iles Borromees and in 2002 Stresa hosted the 10th International Hemingway Conference.
Split into simpler sentences: One famous visitor in 1948 was Ernest Hemingway who set part of his novel "Farewell to Arms" in the Grand Hotel des Iles Borromees. In 2002 Stresa hosted the 10th International Hemingway Conference.