Complex sentence: The Class 222 units have been transferred to EMT for use with the rest of the Class 222 fleet and on new services between London and Corby, the "Pioneers" are now known as "Meridians".
Split into simpler sentences: The Class 222 units have been transferred to EMT for use with the rest of the Class 222 fleet and on new services between London and Corby. These "Pioneers" are now known as "Meridians".