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:     Can you speak French ?  
 Person2:  Yes , I can , but not very well .  
 Person1:      Can you understand your Spanish teacher ?  
 Person2:  More or less . How well do you understand Mr . Wang , your Chinese teacher ?  
 Person1:      About 40 percent , if he speaks slowly.When he speaks fast , I can only catch a word here and there . But Mr . Wang is an excellent Chinese teacher.With his help , my Chinese is getting better and better e 

1