Complex sentence: She was laid down on 23 December 1923, once the slipway was vacated by her sister ship, launched on 27 October 1924, commissioned on 1 November 1926, completed on 4 January 1927 and entered service a month later.
Split into simpler sentences: She was laid down on 23 December 1923, once the slipway was vacated by her sister ship. Launched on 27 October 1924, commissioned on 1 November 1926, completed on 4 January 1927 and entered service a month later.