Task: Coherence Classification
Input (English): Sentence 1: Bob didn't know what was wrong with him. 
 Sentence 3: His friends urged him to go see a therapist 
 Sentence 4:  A therapist diagnosed him with OCD and tips to manage it 
 Sentence 5:  He now is able to control his thoughts 
 Given Sentence 2: He kept experiencing unwanted thoughts.
Output (English): Yes