Determine whether there has been any questions asked by the speaker in the dialogue or not. If there has been a question in the dialogue then the output Yes otherwise output No.

[EX Q]: Hey , young lady , get back here and have some breakfast .  Dad ! I don't have time ! I'll be late for school !  You won't make it through the day without breakfast .  Dad , I never eat breakfast .  Breakfast is brain food . Maybe that's why your grades are Suffering .  Uh ! Dad !  Don't ' Uh , Dad ' me . Sit down and have some lovely breakfast .  Alright . You win . Please pass the brain food . 
[EX A]: No

[EX Q]: Hello , is John in ?  No , he's not . May I take a message ?  Yes , would you leave him a message to call me ?  Yes , what's your name ? 
[EX A]: Yes

[EX Q]: Mr . Zhang , are you still there ?  Yes .  Can she call you back ? She is about to start a meeting .  That will be fine . 
[EX A]:
Yes

