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'.

[EX Q]: Person1: Dave , wake up .
Person2: Which ? Zina ? What time is it ?
Person1: It's seven-thirty . I want to know who left this note on my desk .
Person2: What note ? I can't see . I just pulled an all-nighter .
Person1: It's a little green post-it note , stuck right in the middle of my computer screen .
Person2: And ? What does it say ? Isn't there a name ?
Person1: It says , Zina , I like how you rhumba . An admirer .
[EX A]: 0

[EX Q]: Person1: Would you mind waiting a while ?
Person2: Well , how long will it be ?
Person1: I'm not sure . But I'll get a table ready as fast as I can .
Person2: OK . We'll wait .
[EX A]: 0

[EX Q]: Person1: Joanna , I will go to the outlet center . You wanna go with me ?
Person2: It's so faraway .
Person1: I saw Emily yesterday evening . She was wearing a CD evening gown . She told me she bought it in the outlet center and she saved $ 120 !
Person2: $ 120 ? ! Then I should go and see what I can get ...
[EX A]:
1