Task: Coherence Classification
Input (English): Sentence 1: Robbie needs a new guitar. 
 Sentence 3: He plays all different kinds of guitars 
 Sentence 4:  The shop owner suggests a Stratocaster 
 Sentence 5:  Robbie enjoys it so much he purchases the guitar 
 Given Sentence 2: He head down to his local guitar shop.
Output (English): Yes