Task: Coherence Classification
Input (English): Sentence 1: Tony had a new girlfriend. 
 Sentence 3: Tony knew his house was a mess 
 Sentence 4:  Tony called his sister over to his house 
 Sentence 5:  His sister helped him get his house in order 
 Option 1: She was visiting his house for the first time. 
 Option 2: He was visiting her house for the first time.
Output (English): Option 1