answer: #Person1# orders some wine first while waiting for John.
documents: #Person1#: I think John will be here in half an hour, why don't we start first? 
  #Person2#: Sure. Waiter, menu, please. 
  #Person3#: Here you are. What do you want to start with? 
  #Person1#: Just some wine, please. We are still waiting for our friend.