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:     Hello . Manchester 6739792 .  
 Person2:  Hello . Is that Nicholas ?  
 Person1:      Nicholas ? Nicholas Nickleby ? No . He doesn't live here any more . He's moved to Morecambe .  
 Person2:  Never ! Do you know his new number ?  
 Person1:      Yes . I've got it somewhere . Let me see . Where did I put it ? Ah - I remember , it's on the memo . Here it is . Do you have a pen to write it down ?  
 Person2:  Yes , I do . Go on .  
 Person1:      His number's 4945939 .  
 Person2:  4945939 . Marvellous ! Thanks for your help . 

0