You will be given a definition of a task first, then some input of the task.
You are given a dialog between 2 or more individuals. You need to generate the number of the speaker (e.g. 1 for Speaker 1) who had the most lines in the dialog. If there is a tie, output the answer '0'.

Speaker 1: Hello? Hello? Oh! Rachel, it's Paolo calling from Rome.
Speaker 2: Oh my God! Calling from Rome! Bon giorno, caro mio.
Speaker 3: So he's calling from Rome. I could do that. Just gotta go to Rome.
Speaker 2: Monica, your dad just beeped in, but can you make it quick? Talking to Rome. I'm talking to Rome.
Output:
2