Complex sentence: A reduced journey time of 37 minutes was achieved in May 2014 with the introduction of the new'express' route and the introduction of Class 319 trains in May 2015 reduced journey times between both cities to 30 minutes.
Split into simpler sentences: A reduced journey time of 37 minutes was achieved in May 2014 with the introduction of the new'express' route. The introduction of Class 319 trains in May 2015 will reduce journey times between both cities to 30 minutes.