Complex sentence: Her keel was laid down on 16 June 1909, launched on 22 September 1911, and entered service on 5 January 1915 when she reached Helsingfors and was assigned to the First Battleship Brigade of the Baltic Fleet.
Split into simpler sentences: Her keel was laid down on 16 June 1909 and she was launched on 22 September 1911. She entered service on 5 January 1915 when she reached Helsingfors and was assigned to the First Battleship Brigade of the Baltic Fleet.