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.

Input: Consider Input:  Marcus Collins to cover White Stripes - Seven Nation Army ? Personally i think it will be good , whats everyone else think 

Output: ?Marcus Collins


Input: Consider Input:  ( the other two are decisions to not investigate abuse by intelligence agencies and the assassination of its former left-wing PM Olaf Palme )

Output: Olaf Palme


Input: Consider Input:  Ji Sung Park 1 - 1


Output: Ji Sung Park