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Uses CONSTRUCT to extract and transform results into a single RDF graph specified by a graph template.

SPARQL and Linked Data Homework Exercises

This document contains several "written" and "electronic" homework questions originally from the course "Semantic Web Topics" at LeHigh University. They include: Write a series of [...]

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By |January 20th, 2017|Comments Off on SPARQL and Linked Data Homework Exercises

Pulling SKOS "prefLabel" and "altLabel" Values Out of DBpedia

In this blog post, the author proposes that DBpedia may be the best source of reusable URIs when one is seeking to describe entities in [...]

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By |January 9th, 2017|Comments Off on Pulling SKOS "prefLabel" and "altLabel" Values Out of DBpedia

SPARQL: Using DESCRIBE and CONSTRUCT Tutorial and Quiz

This slide tutorial focuses on using DESCRIBE and CONSTRUCT in SPARQL queries, but also includes other basic operators. Several examples are provided which include the [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using DESCRIBE and CONSTRUCT Tutorial and Quiz

Rich Export SPARQL Queries

The VIVO "rich export" functionality was developed by Stella Mitchell to provide a means of executing one or more pre-defined queries via a URL within [...]

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By |October 31st, 2016|Comments Off on Rich Export SPARQL Queries

MarkLogic: SPARQL and XQuery together

This exercise covers the use of SPARQL and XQuery together in a few different ways. This involves running a series of queries on the BBC [...]

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By |January 19th, 2016|Comments Off on MarkLogic: SPARQL and XQuery together

SPARQL in 11 minutes

This video serves as an introduction to the W3C query language for RDF, SPARQL. Before explaining SPARQL queries themselves, a brief discussion of Linked Data [...]

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By |January 16th, 2016|Comments Off on SPARQL in 11 minutes

Linked Data Patterns

This resource is a pattern catalogue for modelling, publishing, and consuming Linked Data which adopts a tried and tested means of communicating knowledge and experience [...]

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By |January 16th, 2016|Comments Off on Linked Data Patterns

Module 2: Querying Linked Data

This module looks in detail at SPARQL and introduces approaches for querying and updating semantic data. It covers the SPARQL algebra, the SPARQL protocol, and [...]

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By |November 6th, 2015|Comments Off on Module 2: Querying Linked Data

Retrieving And Using SKOS Taxonomy Data and More from DBpedia

This slide presentation was originally given at Taxonomy Boot Camp 2014. The author briefly explains what SKOS is and demonstrates how to use its properties [...]

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By |August 13th, 2015|0 Comments