Complex sentence: From mid 1949 the locomotives began operating singly, with No.10000 worked Euston-Blackpool services, and No.10001 was trialled operating London-Glasgow services, other services operated included London to Crewe and to Liverpool.
Split into simpler sentences: From mid 1949, the locomotives began operating singly, with No.10000 worked Euston-Blackpool services, and No.10001 was trialled operating London-Glasgow services. Other services operated included London to Crewe and to Liverpool.