ORGANIZATION@1 was formerly ORGANIZATION@2 , and before that ORGANIZATION@3 PERSON@1 , who built the NUMBER@1 Stock currently used on the Central and LOCATION@1 lines .

ORGANIZATION@1 used to be known as ORGANIZATION@2 , and before that ORGANIZATION@3 PERSON@1 . ORGANIZATION@3 PERSON@1 built the NUMBER@1 Stock which is currently used on the Central and LOCATION@1 lines .
