parse Nevada State historical markers

nevada_state_historical_markers.rb

require 'json'
require 'nokogiri'
require 'open-uri'

r = /([\w\W]*)([NEVADA ]*[STATE ]*[CENTENNIAL ]*[HISTORIC[AL]*]* MA[R]*KER)\s(No.|No|number)\W*(\d*)\W*(.*)\W*(.*)\W*(.*)\W*(.*)\W*(.*)\W*/i
j = JSON.parse(open('http://shpo.nv.gov/historical-markers-json').read)
j.each do |js|
  puts "#{js['slug']}"
  output = Nokogiri::HTML(open("http://shpo.nv.gov/nevadas-historical-markers/historical-markers/#{js['slug']}"))
  contents = output.search('.//article/p').text.strip
  contents += output.search('.//article/h3').text.strip
  matches = r.match(contents)
  matches.to_a.each_with_index do |m, index|
    puts "matches[#{index}] = #{m}"
  end
end