SPARQL Endpoint

The URL for the machine readable endpoint as provided by OpenLink Virtuoso is http://biokb.lcsb.uni.lu/sparql

This page provides:

  • a basic interface to test SPARQL queries
  • examples for typical use cases

The SPARQL endpoint can be queried via curl as follows:

Submit the query stored in the file query.rq (no need to escape the content).

curl --data-urlencode "query@query.rq" https://biokb.lcsb.uni.lu/sparql
curl -H "Accept: text/csv" --data-urlencode "query@query.rq" https://biokb.lcsb.uni.lu/sparql

For more examples and formats check Bob DuCharme's weblog

Query

Enable Virtuoso's inference mode (for BioKB ontology)

Download

Examples

  • More frequent entities in the COVID19 datasets
  • Co-occurrences of Parkinson's disease
  • Relationships where a chemical regulates Asthma