word_in_sentence.rb

content = "Meet Mr. Jon. Jon is a computer programmer and lives in Connecticut. Jon is tall. Shouldn't take web 2.0 as two sentences. And this is a new sentence. "
words = {}
content.gsub!(/(Mr)\.|(Mrs)\./,"\\1{dot}").split(/\. |\? |\! /).each_with_index do |sentences, index|
  puts "\n#{index}: #{sentences}"
  sentences.split(/ +/).each do |word|
    word=word.gsub(/{dot}/,"\.").downcase
    puts word
    words[word]=words[word]||[0,[]]
    words[word][0]+=1
    words[word][1]<<index
  end
end

require 'scalpel'
class String
  def geo
        sentences = Scalpel.cut self
        sentences.collect{|x| x.scan(/[[:upper:]]\S+\s/)}.flatten.uniq.map{|x| x.strip!}
  end
end