Last verification: | 20190930 |
---|---|
Tools required for this lab: | Pens and paper |
Reading:
uri
argument to the FOAF.Vix, e.g.: http://foaf-visualizer.gnu.org.ua/?nocache=1&uri=http://krzysztof.kutt.pl/foaf.rdffoaf:
) and Dublin Core (dcterms:
). BASE <http://example.org/> PREFIX foaf: <http://xmlns.com/foaf/0.1/> PREFIX xsd: <http://www.w3.org/2001/XMLSchema#> PREFIX schema: <http://schema.org/> PREFIX dcterms: <http://purl.org/dc/terms/> PREFIX wd: <http://www.wikidata.org/entity/> <bob#me> a foaf:Person ; foaf:knows <alice#me> ; schema:birthDate "1990-07-04"^^xsd:date ; foaf:topic_interest wd:Q12418 . wd:Q12418 dcterms:title "Mona Lisa" ; dcterms:creator <http://dbpedia.org/resource/Leonardo_da_Vinci> . <http://data.europeana.eu/item/04802/243FA8618938F4117025F17A8B813C5F9AA4D619> dcterms:subject wd:Q12418 .
In this section we will convert FOAF files from previous lab to Turtle notation. Do you have your FOAF file? ;)
http://twitter.com/cygri
to http://krzysztof.kutt.pl/foaf.rdf
<data><![CDATA[ … ]]></data>
<http://hkrzysztof.kutt.pl/foaf.rdf#me> foaf:knows _:node1a07qklgvx22181 . _:node1a07qklgvx22181 a foaf:Person ; foaf:name "Weronika T. Adrian" ; foaf:mbox_sha1sum "fdaa9a764e8c1a218e814a043995d41a3f248ddd" ; rdfs:seeAlso <http://home.agh.edu.pl/wta/foaf.rdf> .
_:node1a07qklgvx22181
object (numbers may differ in your results)?RDF is a data model based on principle of representing relational information as labeled directed graphs.
We will use it on the next lab!
Reading:
Common vocabularies:
RDF serialization in XML:
Tools:
Articles:
Others: