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:     Ok . Let ’ s look at our short presentation on China . What do we need to include ?  
 Person2:  We need to talk about the size of the country and its population .  
 Person1:      Ok . China is about the same size as Canada and the united states and it has a population of about 1.3 billion , making it the latest country in the world by population .  
 Person2:  It says here that most of the people are han Chinese , but there are 55 minorities that make up almost 10 % of the population .  
 Person1:      We need to say something about the geography and climate of china . Is there any way to divide the country into sections ?  
 Person2:  We could divide into five parts . There ’ s the northeast , which is mild in summer and very cold in winter . Then there is the northwest , which is largely desert . Tillet is famous for its mountainous climate . The rest of the country can be roughly divided into two parts . One is temperate-mild in winter and warm in summer . Then , in the south it is hot most of the year .  
 Person1:      That sounds very general .  
 Person2:  It is , buy remember that we only have a few minutes to make our presentation . We can select cities from each part and give data for each one .  
 Person1:      One from each part ? Lhasa , Urumqi , Harbin , shanghai , and hongkong . The capital city is Beijing , right ?  
 Person2:  Yes . The other large cities are Chengdu , Dalian , Wuhan , tianjin , shenyang , Chongqing . Hongkong and Guangzhou .  
 Person1:      We should take a large map and highlight those cities . What is each of them famous for ? 

1