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:     What is wrong with Peter ? He sure looks unhappy . 
 Person2:  His girlfriend dumped him , and he is tearing his heart out over her . 
 Person1:      How foolish he is . The girl is inviting . She often makes a pass at boys . 
 Person2:  Love is blind , you know . 

1