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:
Aftermath of the #MH17 crash in Ukraine ( Dominique Faget AFP / @ GettyImages ) http://t.co/7vg3ALyFn7 http://t.co/BS0g5x0byC

Ex Output:
Dominique Faget

Ex Input:
Readout of President Obama 's Call with President Poroshenko of Ukraine http://t.co/Ac33lag8Z4 #MH17

Ex Output:
President Obama

Ex Input:
Why is this judge wearing David Dimbleby 's tie ? # doi

Ex Output:
David Dimbleby