Friedrich also married Helene Mayr on 06 MAR 1971 in Schlangenbad Helene was born on 12 MAR 1913 in Lausanne

What is the correctly punctuated version of this sentence?
Friedrich also married Helene Mayr on 06 MAR 1971 in Schlangenbad. Helene was born on 12 MAR 1913 in Lausanne.