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

Ex Input:
In November, a cargo vessel sank in rough seas north of Cagayan, and passing vessels rescued 16 of 20 passengers.

Ex Output:
In November , a cargo vessel sank in rough seas north of Cagayan , and passing vessels rescued 16 of 20 passengers .


Ex Input:
Mandela has been hospitalised three times since the start of last year.

Ex Output:
Mandela has been hospitalised three times since the start of last year .


Ex Input:
Mandela was hospitalised for eighteen days, his longest hospitalisation since 1990, when he was released from prison after 27 years.

Ex Output:

Mandela was hospitalised for eighteen days , his longest hospitalisation since 1990 , when he was released from prison after 27 years .