Complex sentence: His name was also written as Teddiman "or" Teddyman' His year of birth is 1631the early career of Thomas Teddeman is unknown; he was not a naval captain during the First Anglo-Dutch War.
Split into simpler sentences: His name was also written as "Teddiman" or "Teddyman". Neither the date of birth nor the early career of Thomas Teddeman is known; he was not a naval captain during the First Anglo-Dutch War.