The British Rail Class NUMBER@1 ORGANIZATION@1 -LRB- or 5WES -RRB- electrical multiple units were introduced in NUMBER@2 on the MISC@1 from LOCATION@1 to ORGANIZATION@2 , LOCATION@2 , PERSON@1 and LOCATION@3 .

The British Rail Class NUMBER@1 ORGANIZATION@1 -LRB- or 5WES -RRB- electrical multiple units , were introduced in NUMBER@2 on the MISC@1 from LOCATION@1 to ORGANIZATION@2 , LOCATION@2 , PERSON@1 and LOCATION@3 .
