You will be given a definition of a task first, then some input of the task.
In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

At busy periods such as the Blackpool Illuminations or on bank holidays services start or finish short at Cleveleys , Bispham or the Pleasure Beach .
Output:
Some services , especially in busy periods such as during Blackpool Illuminations or on bank holidays , start or terminate short at Cleveleys , Little Bispham , Bispham , or the Pleasure Beach to allow a more intensive service through the centre of Blackpool .