README.md in massive_sitemap-2.0.0.rc2 vs README.md in massive_sitemap-2.0.0.rc3

@@ -7,9 +7,16 @@
 MassiveSitemap is a successor project of [BigSitemap](https://github.com/alexrabarts/big_sitemap), a [Sitemap](http://sitemaps.org) generator for websites with millions of pages.
 It implements various generation stategies, e.g. to split large Sitemaps into multiple files, gzip files to minimize bandwidth usage, or incremental updates. It offers API is very similar to _BigSitemap_ and therefor can be set up with just a few lines of code and is compatible with just about any framework.
 
 ## Usage
 
+```ruby
+  index_url = MassiveSitemap.generate(:url => 'test.de/') do
+    add "dummy"
+  end
+  MassiveSitemap.ping(index_url)
+```
+
 * clear structure
 * allows extension (S3)
 
 MassiveSitemap - build huge sitemaps painfree. Differential updates keeps generation time short and reduces load on DB. It's heavealy inspired by BigSitemaps and offers compatiable API