# DBPedia
## GraphIRI
This is the graph identifier (URI):
`http://dbpedia.org`
## History of queries
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
{
SELECT ?object
WHERE {
?m rdf:type dbo:Film .
?object ?r ?m
}
}
}
```
### 2 Hops
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
FILTER (?relationship != )
{
SELECT ?object
WHERE {
?m rdf:type dbo:Film .
?object ?r ?m
FILTER (?r != )
}
}
}
LIMIT 1000000
```
### 1 Hop
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
?object rdf:type dbo:Film .
FILTER (?relationship != )
}
LIMIT 1000000
```
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
?subject rdf:type dbo:Film .
}
```
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
PREFIX foaf:
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
?subject rdf:type dbo:Film .
?a foaf:primaryTopic ?subject
}
```
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
SELECT ?subject
WHERE {
?subject rdf:type dbo:Film .
}
```
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
PREFIX foaf:
SELECT ?subject
WHERE {
?subject rdf:type dbo:Film .
?a foaf:primaryTopic ?subject
}
```
```SQL
PREFIX dbo:
PREFIX dbp:
PREFIX dbr:
PREFIX foaf:
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
?subject rdf:type dbo:Film .
?a foaf:primaryTopic ?subject
FILTER (?relationship NOT IN (
dbo:wikiPageRedirects,
dbo:wikiPageExternalLink,
dbo:wikiPageWikiLink,
foaf:primaryTopic
))
}
```