Task: Wrong Candidate Generation
Input (English): Context: But she never picks up , instead preferring to call back later . Strange . Anyway , I rode the 22 km out and the 22 km back , and was plenty tired after three hours on the bike . I ate a heavy lunch with half a bottle of wine , and was in fine shape to start a siesta . 
Question: How long was the bike ride ? 
Correct Answer: It was 44 km long .
Output (English): It was 22 km long .