Task: Coherence Classification
Input (English): Sentence 1: Bob was working in his shop. 
 Sentence 3: The shelf was going to house all his book 
 Sentence 4:  He worked all day on it 
 Sentence 5:  When it was finished, Bob was eager to hang it up 
 Option 1: He was building a shelf. 
 Option 2: He was building a car.
Output (English): Option 1