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

[EX Q]: It was then delayed until February 27, but was then delayed indefinitely on February 20 after NASA discovered an issue with the hydrogen control valves.
[EX A]: It was then delayed until February 27 , but was then delayed indefinitely on February 20 after NASA discovered an issue with the hydrogen control valves .

[EX Q]: Many private FM channels are supposedly displeased with the idea of having to face more competition.
[EX A]: Many private FM channels are supposedly displeased with the idea of having to face more competition .

[EX Q]: "Even though the 2010 season seems to be one with low activity, emergency officials are still stressing safety and awareness to residents in hurricane-prone areas."
[EX A]:
'' Even though the 2010 season seems to be one with low activity , emergency officials are still stressing safety and awareness to residents in hurricane-prone areas . ''