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:     The weather in Beijing is just beautiful !  
 Person2:  Autumn is the best season in Beijing , you know .  
 Person1:      Yes , I can see . The summer heat is over , and the winter cold is still far away .  
 Person2:  What is the weather like in Washington at this time of this year ?  
 Person1:      Autumn is also very nice in Washington .  
 Person2:  Is it very cold in winter there ?  
 Person1:      No , it isn't . But sometimes it snows a lot in winter .  
 Person2:  Does it rain a lot in summer there ?  
 Person1:      Oh yes ! Sometimes it rains very heavily.How about here in Beijing ?  
 Person2:  There's a lot of rain in summer , but it seldom rains in autumn .  
 Person1:      I feel it's rather dry here .  
 Person2:  That's true . Many people from the south don't like the weather here .  
 Person1:      Are you from the south ?  
 Person2:  No , I'm from the north . I was born in Beijing , actually .  
 Person1:      I see.so this is your hometown ? 

0