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

Example Input: about one hundred climbers have perished since June 1 in France, Italy and Switzerland altogether, of whom about twenty have died on Mont Blanc.
Example Output: about one hundred climbers have perished since June 1 in France , Italy and Switzerland altogether , of whom about twenty have died on Mont Blanc .

Example Input: France had to win the game to get into the round of sixteen and the pressure seemed to be evident in the first half.
Example Output: France had to win the game to get into the round of sixteen and the pressure seemed to be evident in the first half .

Example Input: At the time, there were about 50 people inside, mostly families with children.
Example Output:
At the time , there were about 50 people inside , mostly families with children .