In this task, given a sentence in the English language, your task is to convert it into English Tokens.

[Q]: The incident is currently under investigation, but authorities are not ruling out any possibilities, including possible negligence.
[A]: The incident is currently under investigation , but authorities are not ruling out any possibilities , including possible negligence .

[Q]: With 4.4% share of the market, the Co-op is the fifth largest grocery chain in the UK.
[A]: With 4.4 % share of the market , the Co-op is the fifth largest grocery chain in the UK .

[Q]: The launch was originally planned for yesterday, but delayed for the launch of the Space Shuttle Endeavour, which was itself later delayed again due to another hydrogen fuel leak.
[A]:
The launch was originally planned for yesterday , but delayed for the launch of the Space Shuttle Endeavour , which was itself later delayed again due to another hydrogen fuel leak .