regexp = /[ \t]*([^\.\!\?])[ \t]*\n/
while l=gets
	l.gsub!(/[ \t]*<[^<>]*>[ \t]*/, "")
	l.capitalize!
	if regexp.match(l) then l.gsub!(/[ \t]*\n/, " .\n") end
	l.gsub!(/(.+)(\1)+/, '\1')
	puts l


end