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:     Where is Tom ?  
 Person2:  He is in the bedroom and fallen asleep .  
 Person1:      What ? It ’ s only 9p . m . Now . Why today he went to bed so early ?  
 Person2:  He ran four miles and came back dead beat .  
 Person1:      Oh , I see . 

1