Task: Coherence Classification
Input (English): Sentence 1: My friend invited me to his house. 
 Sentence 3: I showed up and we went inside and had a beer 
 Sentence 4:  We watched tv and ate some pizza 
 Sentence 5:  I stayed the night and we talked for a while 
 Option 1: A tornado threat suddenly came and I had to cancel plans. 
 Option 2: I got in my car and drove for a few hours.
Output (English): Option 2