Task: Coherence Classification
Input (English): Sentence 1: I used to volunteer for a non-profit, doing fundraising. 
 Sentence 3: Yesterday a member asked me to proofread a letter 
 Sentence 4:  I happily complied 
 Sentence 5:  I said I could not fund raise, but would help out by proofreading 
 Given Sentence 2: I quit this group this summer.
Output (English): Yes