Definition: 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:  Person1:     How long have you been in America ?  
 Person2:  For more than five years .  
 Person1:      Do you think it's easy for a Chinese to get accustomed to the western culture ?  
 Person2:  It's no picnic . 

1