Task: Coherence Classification
Input (English): Sentence 1: The family called in a detective. 
 Sentence 3: The detective searched all the hills and hollows of the property 
 Sentence 4:  He walked up to the family, a grim look on his face 
 Sentence 5:  He explained he'd found Emily's body on the reef 
 Given Sentence 2: Emily had been missing for days now.
Output (English): Yes