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:     I think it's high time we had lunch .  
 Person2:  Of course . I can eat a horse now .  
 Person1:      I am sorry for that . I was so attracted by the beautiful scenery .  
 Person2:  Where shall we go now ? A Chinese restaurant or a local one ?  
 Person1:      I suppose the local one . 

0