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: It looks delicious . I will order it .
Person2: I am sorry , sir , it's for 4 persons to have . I think it's too large for you .
Person1: Would you please make it for a single person ?
Person2: Sorry , sir . We have never done that before .
[EX A]: 0

[EX Q]: Person1: Steven , I need badly your help .
Person2: What's the matter ?
Person1: My wife has found that I have an affair with my secretary , and now she is going to divorce me .
Person2: How could you cheat on your wife ? You have been married for ten years .
Person1: Yes , I know I'm wrong . But I swear that the affair lasts only for two months . And I still love my wife . I couldn't live without her .
Person2: I will try my best to persuade her to reconsider the divorce . But are you sure that from now on you will be faithful to her forever ?
Person1: Yes , I swear .
[EX A]: 0

[EX Q]: Person1: What happened to your brother ?
Person2: It seems that he has gone ape over the girl .
Person1: Your parents must be worrying about him .
Person2: Yes , he ' s been like this for two weeks . We don ' t know what to do .
Person1: Have you talked to him ?
Person2: Yeah . But he just didn ' t listen .
[EX A]:
1