TASK DEFINITION: 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.
PROBLEM:  . @ Arsenal almost signed Cristiano Ronaldo and it hurts that he joined #MUFC, admits Wenger http://t.co/bgxsjeCODm http://t.co/6BWGTLHoYN

SOLUTION: Cristiano Ronaldo

PROBLEM:  Chrissy Sandow , now that 's a halfback ! #eels #parraeels

SOLUTION: Chrissy Sandow

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

SOLUTION:
Olaf Palme