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.

Ex Input:
 Wow ! Dream come true ! Humbled + honored to receive this piece from one of my heroes Richard MacDonald . Thank you tons http://t.co/SwjxX3FQnX

Ex Output:
Richard MacDonald


Ex Input:
 Blog Spotlight # ffc Senderos targets Cup success : Philippe Senderos has turned his attention to Friday night ’ s F . . . http://t.co/lkE1sKQ2

Ex Output:
Philippe Senderos


Ex Input:
 Speaking with Waleed Aly on @ RadioNational at 6 : 10pm . Tune in .

Ex Output:

Waleed Aly