Being able to aggregate data from many linked data sources is good, but most data isn't already formatted for the semantic Web. Fortunately, linked data's flexible and dynamic data model facilitates the integration of data from multiple sources.
For this recipe, we'll combine several previous recipes. We'll load currency data from RDF, as we did in the Reading RDF data recipe. We'll also scrape the exchange rate data from X-Rates (http://www.x-rates.com) to get information out of a table, just as we did in the Scraping data from tables in web pages recipe. Finally, we'll dump everything into a triple store and pull it back out, as we did in the last recipe.
First, make sure your Leiningen