Complex sentence: The original fleet comprised 24 articulated low floor Flexity Swift CR4000 trams built by Bombardier Transportation in Vienna numbered beginning at 2530, continuing from the highest-numbered tram 2529 on London's former tram network, which closed in 1952.
Split into simpler sentences: The original fleet comprised 24 articulated low floor Flexity Swift CR4000 trams built by Bombardier Transportation in Vienna. The trams are numbered beginning at 2530, continuing from the highest-numbered tram 2529 on London's former tram network, which closed in 1952.