9. Statements as graphs title contribution date entity name My learning resource Contribution A Person B “ A book” “ John Smith” “ 2008-09-03”
10.
11. Another example (FOAF-like) <Person uri=”http://example.com/persons#john”> <Name>John Smith</Name> <Email> [email_address] </Email> <Knows uri=”http://example.com/persons#gordon” /> </Person> foaf:name foaf:mbox foaf:knows http://example.com/persons#john “ John Smith” “ [email_address] ” http://example.com/persons#gordon
12. Walk-through <LearningResource grddl:transform=”http://yyy/mlr.xsl” > <Title>A book</title> <Contribution> <Date>2008-09-03</Date> <Entity> <Name>John Smith</Name> </Entity> </Contribution> </LearningResource> http://yyy/mlr.xsl foaf:name foaf:mbox foaf:knows title contribution date entity name foaf:mbox foaf:knows http://example.com/persons#john “ John Smith” “ [email_address] ” http://example.com/persons#gordon My learning resource Contribution A http://example.com/persons#john “ A book” “ John Smith” “ 2008-09-03” “ [email_address] ” http://example.com/persons#gordon My learning resource Contribution A Person B “ A book” “ John Smith” “ 2008-09-03” title contribution date entity name
13. “Follow your nose” http://xmlns.com/foaf/0.1/knows RDF Schema label comment range HTML http://example.com/persons#john http://example.com/persons#gordon FOAF specification http://xmlns.com/foaf/0.1/knows “ Knows” “ A person known by this person (indicating some level of reciprocated interaction between the parties)” foaf:Person