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: Consider Input: Person1: would you like to learn to tango Donar ?
Person2: right now ?
Person1: i am offering you my services . for your church . what do you say ?
Person2: i think i'll be a little afraid .
Person1: of what ?
Person2: afraid of making a mistake .
Person1: no mistakes in a tango Donar.not like life , simple , that will make the tango so great . if you make a mistake , you'll get all tango done . just tango along . why don't you try ? will you try it .
Person2: all right . i'll give it a try .

Output: 0

Input: Consider Input: Person1: My dear , it's five flights up !
Person2: That's all right.We ' ll get used to it.Besides , it is quiet up there .
Person1: We're little further away from the street and traffic noise
Person2: And there's no one living over us .
Person1: Is the place well-furnished ?
Person2: Yes , it's pretty bright in there and big enough for our children to play .
Person1: What about the kitchen ?
Person2: The stove and refrigerator are in good working order ,
Person1: And I don't see any loose electric wiring that could cause fires .
Person2: Are the plumbing all right ?
Person1: The plumbing seems OK , too .
Person2: The toilet flushes and the shower has hot and cold water
Person1: And the sinks don't seem to leak .
Person2: The place is OK . Let's go there and have a look at it again .

Output: 0

Input: Consider Input: Person1: Guess , what I ' Ve bought for you .
Person2: Oh . it ' s a case flowers . It ' s very kind of you .
Person1: I hope you like it .
Person2: I love flowers you know . Thank you very much .
Person1: that ' s all right .
Output: 1