Complex sentence: The locomotive was delivered to the GWR on 6 October 1838 and ceased work in December 1839 after running for just 10,527 miles, but after withdrawal the boiler was used on a new Pyracmon Class goods locomotive, "Bacchus".
Split into simpler sentences: The locomotive was delivered to the GWR on 6 October 1838 and ceased work in December 1839 after running for just 10,527 miles. After withdrawal the boiler was used on a new Pyracmon Class goods locomotive, "Bacchus".