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 Input:
Taxi !  Where would you like to go ?  Please rush me to the railway station  Get in and close the door .  Can you speed up a bit ?  Sorry . The road is too crowded .  But I have no time to lose .  But I can't help it .  Can you drop me off here ?  Sorry . We mustn't stop here . 

Ex Output:
Yes


Ex Input:
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 Output:
Yes


Ex Input:
It's so boring .  Don't you like it ?  I don't . Is there anything worth watching on the other channel ?  I think it's a basketball match on channel 5 .  Do you mind if we switch over ?  Well , I'd rather see a movie .  What's the movie ?  ' Star war ' .  It must be interesting .  Yes , you're right . 

Ex Output:

Yes


