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:     Your father looks much younger in the picture .  
 Person2:  He was 20 years old then .  
 Person1:      How old is he now ?  
 Person2:  He's over sixty . 

0