Task: Coherence Classification
Input (English): Sentence 1: The class ended. 
 Sentence 3: Since he stretched too hard, he dislocated his left arm 
 Sentence 4:  The school's nurse came into the room quickly 
 Sentence 5:  She helped John by re-positioning his arm 
 Given Sentence 2: Before John got out of his seat, he stretched his arms.
Output (English): Yes