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: Watch your step . There's a hole in the sidewalk .
Person2: Oh , I see.Thank you .
[EX A]: 0

[EX Q]: Person1: Hi , Bill .
Person2: Hi , Jim .
Person1: Where is that cool guy , Dick ? I haven ' t seen him for two weeks .
Person2: He ' s been sick since he came back from Italy .
Person1: Bummer , I ' m sorry to hear that , is he better now ?
Person2: Yes , Doctor William said that he could come back to work ASAP .
[EX A]: 0

[EX Q]: Person1: Have any plans for the weekend , Tom ?
Person2: Yes . I am going for a hike around the Qinghai Lake .
Person1: Oh , do you go hiking often ?
Person2: I go as much as I can . I love hiking , because you can really get in touch with nature .
Person1: It would be nice to get out of the city . Do you want some company ?
Person2: Sure . But it will be a long hike 30 miles in three days . Have you been hiking before ?
Person1: Yeah , I go a lot too . I saw a bear and a lion on my last hike .
Person2: Wow . You must have been pretty far away from the city .
Person1: Yeah , my friend and I hiked in a very wild part of the national forest .
Person2: Well , bring him along to . We will have a great time this weekend .
Person1: Thanks . I will ask him .
[EX A]:
1