Anton
V.
Projects and
blogs
Knowledge graphs and Semantic
Web
Turtle Parse Tree Viewer
Turtle Parse Tree Viewer
Turtle document
@base <http://example.org/> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . <#batman> a foaf:Person ; foaf:name "Batman" . <#spiderman> a foaf:Person ; foaf:name "Spiderman" .
1
@base
<http://example.org/>
.
2
@prefix
foaf:
<http://xmlns.com/foaf/0.1/>
.
3
4
<#batman>
5
a
foaf:
Person
;
6
foaf:
name
"Batman"
.
7
8
<#spiderman>
9
a
foaf:
Person
;
10
foaf:
name
"Spiderman"
.
Parse tree
R
turtleDoc:TurtleDoc
R
statement:Statement
R
directive:Directive
R
base:Base
T
"@base"
T
IRIREF:"<http://example.org/>"
T
"."
R
statement:Statement
R
directive:Directive
R
prefixID:PrefixID
T
"@prefix"
T
PNAME_NS:"foaf:"
T
IRIREF:"<http://xmlns.com/foaf/0.1/>"
T
"."
R
statement:Statement
R
triples:Triples
R
subject:Subject
R
iri:Iri
T
IRIREF:"<#batman>"
R
predicateObjectList:PredicateObjectList
R
verb:Verb
T
"a"
R
objectList:ObjectList
R
object_:Object_
R
iri:Iri
T
PrefixedName:"foaf:Person"
T
";"
R
verb:Verb
R
predicate:Predicate
R
iri:Iri
T
PrefixedName:"foaf:name"
R
objectList:ObjectList
R
object_:Object_
R
literal:Literal
R
rdfLiteral:RdfLiteral
T
String:"\"Batman\""
T
"."
R
statement:Statement
R
triples:Triples
R
subject:Subject
R
iri:Iri
T
IRIREF:"<#spiderman>"
R
predicateObjectList:PredicateObjectList
R
verb:Verb
T
"a"
R
objectList:ObjectList
R
object_:Object_
R
iri:Iri
T
PrefixedName:"foaf:Person"
T
";"
R
verb:Verb
R
predicate:Predicate
R
iri:Iri
T
PrefixedName:"foaf:name"
R
objectList:ObjectList
R
object_:Object_
R
literal:Literal
R
rdfLiteral:RdfLiteral
T
String:"\"Spiderman\""
T
"."
T
"<EOF>"
Turtle Parse Tree Viewer
See also
Turtle Inspector
- Inspect the RDF content of Turtle files.
Turtle Editor
- Edit Turtle documents online.
SPARQL Playground (RDF Playground)
- Experiment with running SPARQL queries against RDF data.
FHIR Converter
- A converter for FHIR resources between different formats.
The RDF model of the Gene Ontology, demystified
- An outline of the structure of the Gene Ontology RDF graph and ways to query it.
Data exploration on linked COVID-19 datasets
- An overview of the available RDF datasets and discovery tools for COVID-19.
Let's explore the Nobel Prize dataset
- An overview of the official Nobel Prize Linked Data dataset with some example SPARQL queries.
Semantic Web Browser
- Look up entities on the Semantic Web.
SHACL Validator
- Validate RDF data against SHACL shapes.
SPARQL Parse Tree Viewer
- Visualize the parse tree of SPARQL queries.
Introduction to SPARQL
- SPARQL is a query language for graph data. The graph model of thinking fits well a lot of use cases.
Why federation is a game-changing feature of SPARQL
- SPARQL federation is an incredibly useful feature for querying distributed RDF graphs.
SPARQL Client
- Query SPARQL endpoints online.
OWL Functional Syntax Parse Tree Viewer
- View the parse tree of OWL Functional Syntax.
OWL reasoning
- Using OWL reasoning to infer new knowledge.
RDF* and the onset of Linked Data* and the Semantic Web*
- The evolution of RDF and the related technologies fuelled by the need to make statements about statements.
RDF graphs
- Intro to RDF graph visualization + demo.
Magic SPARQL endpoints
- Instant triplestores for testing and exploration, prepopulated with the RDF/Turtle data that is inlined in the SPARQL endpoint URLs.
List of public SPARQL endpoints
- A list of public SPARQL endpoints for querying various RDF datasets.
Creating an Amazon Neptune database using AWS CDK v2
- Provisioning a graph database cluster in AWS using TypeScript.
SPARQL Editor
- A simple online editor for SPARQL (SPARQL Protocol and RDF Query Language) queries.
Awesome Semantic Web
- A curated list of awesome books and resources on the Semantic Web.
Made by Anton Vasetenkov in Auckland, New Zealand.
Email
me if you want to discuss a project.