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

Ex Input:
"That January 2007 test created a massive amount of debris."

Ex Output:
`` That January 2007 test created a massive amount of debris . ''


Ex Input:
iPhone 4 pre-orders for current Verizon users begin February 3, and a public release is scheduled for February 10.

Ex Output:
iPhone 4 pre-orders for current Verizon users begin February 3 , and a public release is scheduled for February 10 .


Ex Input:
In one of the most contentious Democratic primary races of the season, Iraqi war veteran Tammy Duckworth garnered 44% of the vote in the 6th Illinois congressional district, beating out Christine Cegalis (40%) and Lindy Scott (16%).

Ex Output:

In one of the most contentious Democratic primary races of the season , Iraqi war veteran Tammy Duckworth garnered 44 % of the vote in the 6th Illinois congressional district , beating out Christine Cegalis -LRB- 40 % -RRB- and Lindy Scott -LRB- 16 % -RRB- .