Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. If the conversation begins with a question, label it '1' otherwise '0'.
Input:  Person1:     What happened to that girl you were seeing ? 
 Person2:  Oh Jackie ? We broke up last week . 
 Person1:      That was a short relationship . You only started dating 2 months ago . 
 Person2:  It was actually a long two months . She was a psycho . 
 Person1:      What do you mean ? 
 Person2:  She would be laughing one moment , and if I said something insensitive , she would start crying . I didn't want to deal with that . 
 Person1:      She sounds very emotional . 
 Person2:  She was a psycho , man . One time we were suppose to get together . I was waiting for her call , and when she finally called , she was screaming why I wasn't at her place . 
 Person1:      Were you suppose to be there ? 
 Person2:  I thought she was going to call when she was done shopping . It was a misunderstanding . She was literally screaming on the phone over this . 
 Person1:      Ok . You're right . She's a psycho . 
 Person2:  I'm just glad it's over . 

1