The following example demonstrates usage of the grab-base pragma:
DEFINE input:grab-var "?more"
DEFINE input:grab-depth 10
DEFINE input:grab-limit 100
DEFINE input:grab-base
"http://www.openlinksw.com/dataspace/kidehen@openlinksw.com/weblog/kidehen@openlinksw.com%27s%20BLOG%20%5B127%5D/1300"
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?id ?firstname ?nick
WHERE
{
GRAPH ?g
{
?id rdf:type foaf:Person .
?id foaf:firstName ?firstname .
?id foaf:knows ?fn .
?fn foaf:nick ?nick .
OPTIONAL { ?id rdfs:SeeAlso ?more } .
FILTER (!isblank(?id)) .
}
}
LIMIT 10