Complex sentence: Angiolo Mazzoni (1894-1979), Italian modernist architect, designed many public buildings during the 1920's and 1930's, among which post offices and train stations.
Split into simpler sentences: Angiolo Mazzoni (1894-1979) was an Italian modernist architect. Mazzoni designed many public buildings during the 1920s and 1930s, among which post offices and train stations.