class Capybara::Selector::RegexpDisassembler

def remove_or_covered(or_series)
  # If we are going to match `("a" and "b") or ("ade" and "bce")` it only makes sense to match ("a" and "b")
  # Ensure minimum sets of strings are being or'd
  or_series.each { |strs| remove_and_covered(strs) }
  # Remove any of the alternated string series that fully contain any other string series
  or_series.delete_if do |and_strs|
    or_series.any? do |and_strs2|
      next if and_strs.equal? and_strs2
      remove_and_covered(and_strs + and_strs2) == and_strs
    end
  end
end