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:  My @ DublinCityUni @ LawGovDCU colleague Walt Kilroy receives #psai13 award for best PhD in 2013 http://t.co/tZ7xtRbQ9j

Output: Walt Kilroy


Input: Consider Input:  @ IGGYAZALEA Iggy Iggy Iggy ! ! ! ! Thank you so much ! Ca n't wait for us to share the stage . #actinlikedat

Output: Iggy Iggy Iggy


Input: Consider Input:  Terrible news . He was truly one of the greats . ' Robin Williams found dead in California home , local police say ' http://t.co/gy2AExNbW0


Output: Robin Williams


