You will be given a definition of a task first, then some input of the task.
In this task, given a sentence in the English language, your task is to convert it into English Tokens.

Michael Rensing will replace Oliver Kahn in net while it's not known what formation Ottmar Hitzfeld will use on Thursday.
Output:
Michael Rensing will replace Oliver Kahn in net while it 's not known what formation Ottmar Hitzfeld will use on Thursday .