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:     It ’ s rather cold . Isn ’ t it  
 Person2:  Oh . Yes . It is  
 Person1:      Shall I light the stove ?  
 Person2:  That ’ s a good idea  
 Person1:      Well . What ’ s the climate like in your country ?  
 Person2:  It ’ s mild . but it ’ s not always pleasant .  
 Person1:      Which season do you like best ?  
 Person2:  I like spring . The days are long and the nights are short . The flowers in blew . We go on picnics 

1