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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _remove_boring_lines(text):
 """Remove lines that do not start with a letter or a quote. From inspecting the data, this seems to leave in most prose and remove most weird stuff. Args: text: a string Returns: a string """

  lines = text.split("\n")
  filtered = [line for line in lines if re.match("[a-zA-z\"\']", line)]
  return "\n".join(filtered)