In this task, you will be given sentences in which your task is to recognize the name of a person. Note that Twitter names shouldn't be considered as people's names. Although there might be several correct answers, you need to write one of them.

Example Input:  Bishop John McAreavey : “ Political representatives must answer for their own position on abortion … ” http://t.co/j3LXdNxFsV
Example Output: Bishop John McAreavey

Example Input:  GOD HELP US ALL THUG RT TelegraphNews : John Prescott could run for police commissioner http://t.co/QIZJxAIF
Example Output: John Prescott

Example Input:  . @ atthelabyrinth I was working on it today with David Heyman . : ) I ca n't wait .
Example Output:
David Heyman