You are given a dialog between 2 or more individuals. Within the dialog, there will be clues as to the names of the speakers. You will be asked at the end of the dialog to identify the name of one of the speakers.

Example Input: Speaker 1: Oh please! It was such a big class! You never even noticed me! 
Speaker 2: What? Of course I did! You uh, you sat next to Sleepy Sleeperson. 
Speaker 1: Who? 
Speaker 2: Oh uh, I had trouble remembering everyone's name, so I-I kinda came up with nicknames. Like the guy on the other side of you was Smelly von Brownshirt. 
Speaker 1: Oh yeah. So umm, did you have a nickname for me? 
Speaker 2: Umm, no. No. 
Speaker 1: Yes you did! What was it? 
Speaker 2: Umm, it's Cutie McPretty. 
Speaker 1: Ohh that's so sweet! 
Speaker 2: Listen, I gotta tell ya, I-I'm having a great time! Y'know how before you said it might be weird, the whole student teacher thing, and to be frank I thought it would be too, but it's not. I mean it's not at all. 
Speaker 3: Dr. Geller! 
Speaker 2: Burt! What is the name or nickname of 
Speaker 2?
Example Output: Dr. Geller

Example Input: Speaker 1: Hey. 
Speaker 2: Hey. 
Speaker 1: Listen, I um - I heard about the engagement. 
Speaker 2: Surprised? 
Speaker 1: And confused. Rach, sweetie, I-I um - I didn't propose to you. 
Speaker 2: I know. 
Speaker 1: I don't think you do. 
Speaker 2: You didn't propose to me. Joey did. 
Speaker 1: Poor baby, you're so tired. Rach, I didn't propose to you, Joey didn't propose to you, and Chandler didn't propose to you. 
Speaker 2: Uh - You didn't propose to me, Chandler didn't propose to me, but Joey did. What is the name or nickname of 
Speaker 2?
Example Output: Rach

Example Input: Speaker 1: Here you go Pheebs. Who else wants one of my special homemade brownies? 
Speaker 2: I will have one. 
Speaker 2: Okay, I'm not gonna have one. 
Speaker 3: Neither will I. 
Speaker 4: No, no, it's just my tooth. 
Speaker 2: All right I'll have one. 
Speaker 3: So what's a matter, you need a dentist? I've got a good one. 
Speaker 4: No thanks, I have a good one too. I just, I, I can't see him. 
Speaker 2: See that is the problem with invisible dentists. 
Speaker 3: Why? Why can't you go to him? 
Speaker 4: Because, every time I go to the dentist, somebody dies. 
Speaker 2: That is so weird, because every time I go to the dentist, I look down the hygienist's blouse. 
Speaker 1: Phoebe, what? Umm...what?! 
Speaker 4: Yeah, yeah, first there was my aunt Mary, and then there was umm, John, my mailman, and then my, my cowboy friend 'Albino Bob'. 
Speaker 1: And all these people actually died? 
Speaker 4: Yes, while I was in the chair! That's why I take such good care of my teeth now, y'know, it's not about oral hygiene, I floss to save lives! 
Speaker 3: Pheebs, come on, you didn't kill anybody, these people just happened to die when you went to the dentist. It's, it's, it's just ah, a coincidence. 
Speaker 4: Well tell that to them. Oh! You can't, their dead. What is the name or nickname of 
Speaker 4?
Example Output:
Pheebs

