TASK DEFINITION: In this task, given a sentence in the English language, your task is to convert it into English Tokens.
PROBLEM: Such human rights concerns have long served as a stumbling block for Turkey's attempts to join the European Union.

SOLUTION: Such human rights concerns have long served as a stumbling block for Turkey 's attempts to join the European Union .

PROBLEM: China Daily said of President Chen that, "his participation in the protest added to his record as a man of bad faith.

SOLUTION: China Daily said of President Chen that , '' his participation in the protest added to his record as a man of bad faith .

PROBLEM: Just days before his death his union voted for a 24 hr strike, to take place on the 24 April as part of a campaign over government attempts to impose real-terms pay "cuts".

SOLUTION:
Just days before his death his union voted for a 24 hr strike , to take place on the 24 April as part of a campaign over government attempts to impose real-terms pay '' cuts '' .