Instructions: Given a prompt and two completions from a language model, select the completion that is the most fluent with respect to continuing the prompt. Fluency is defined by coherency and ease of understanding, not necessarily grammatical correctness. Generate either Completion A or Completion B.
Input: Prompt: Spire installed on New York's One World Trade Center brings it to 
Completion A: visit 24  Photo courtesy Spire subway train  Mayor Michael Bloomberg is coming to Central Park over it, so see how the repair 
Completion B: the fore  By John Bresnahan  6 March 2013  A new steel skyscraper is being built on top of the twi
Output:
Completion B