Complex sentence: The Nazis won 50 percent of votes in the Volkstag elections of 28 May 1933, and took control of the Senate in June 1933, with Hermann Rauschning becoming President of the Senate of Danzig.
Split into simpler sentences: The Nazis won 50 percent of votes in the Volkstag elections of 28 May 1933. They took over the Senate in June 1933, with Hermann Rauschning becoming President of the Senate of Danzig.