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 many courses do you have for this semester ?  
 Person2:  Eight altogether .  
 Person1:      How are they proportioned ?  
 Person2:  Six are compulsory , two optional . 

1