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 ’ s your father ?  
 Person2:  He ’ s fine . He retired last week . It ’ s turning point in his life . Now he can relax and enjoy his retirement .  
 Person1:      He can spend more time with his grandchildren .  
 Person2:  Oh , I don ’ t think he wants to . He wants to travel to several different countries around the world .  
 Person1:      So , he wants to have a more active retirement . Good idea !  
 Person2:  How do you want to spend your old age ?  
 Person1:      In the same way , probably . 

1