Task: Coherence Classification
Input (English): Sentence 1: Ed invited his friends over. 
 Sentence 3: Then they slathered it in BBQ sauce 
 Sentence 4:  They ate their hot tender meal outside 
 Sentence 5:  Ed's barbecue was a great success! 
 Given Sentence 2: They started to cook meat on the grill.
Output (English): Yes