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 was Mei ’ s party on Saturday ?  
 Person2:  Oh I didn ’ t go . I stayed at home with my family .  
 Person1:      Oh really ? What did you do ?  
 Person2:  We watched lots of television and films .  
 Person1:      I see . Anything else ?  
 Person2:  Yes , we ate a delicious meal and drank some very good wine .  
 Person1:      Well , it sounds like you really enjoyed yourself . 

1