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'.

Example Input: Person1: Oh , hi , Lily . When did you get back from Canada ?
Person2: Just last week .
Person1: How was it ?
Person2: Oh , I loved it . I only visited a couple of cities , you know . But I had a great time .
Person1: Well , tell me . What are they like ?
Person2: They ' re nice .
Example Output: 1

Example Input: Person1: Hello , Rebecca , fancy meeting you here !
Person2: Hi , Paul . I haven't seen you for a long time .
Person1: How have you been ?
Person2: Fine , thank you , and you ?
Person1: Pretty good . What brings you here ?
Person2: I came to see my uncle . He lives in the next block .
Example Output: 0

Example Input: Person1: My father ' s angry face always makes my blood run cold .
Person2: You mean that he is bad-tempered and often gets angry with you .
Person1: Not often . Just when I make mistakes .
Example Output:
0