NAME App::wdq - command line access to Wikidata Query Service DESCRIPTION The command line script wdq, included in CPAN module App::wdq, provides a tool to access Wikidata Query Service . It supports formulation and execution of SPARQL SELECT queries to extract selected information from Wikidata or other Wikibase instances. INSTALLATION Either install from CPAN with all dependencies: cpanm App::wdq or install dependencies as prebuild packages (for instance Debian) and copy the wdq script to some place in your $PATH: sudo apt-get install libhttp-tiny-perl librdf-query-perl wget https://github.com/nichtich/wdq/raw/master/bin/wdq chmod +x wdq The latter method will not install this documentation. USAGE Get a documented list of all command line options: wdq --help query mode (default) Pass a (possibly abbreviated) SPARQL query via STDIN or option --query. lookup mode Pass a line-separated list of Wikidata identifiers or Wikimedia project URLs. EXAMPLES # get all parts of the solar system wdq -q '?c wdt:P361 wd:Q544' # get all references used at an item wdq -q 'wd:Q1 ?prop [ prov:wasDerivedFrom ?ref ]' # print expanded SPARQL query wdq -n -q '?c wdt:P361 wd:Q544' # execute query and return first 10 tab-separated values wdq -f tsv --limit 10 < query # execute query, abbreviate Wikidata identifier, emit simple JSON wdq -f simple --ids < query # print result as Markdown Table (requires Catmandu::Exporter::Table) wdq --export Table < query # look up label and description echo Q1 | wdq lookup # look up German Wikipedia article and get label description in French echo http://de.wikipedia.org/wiki/Argon | wdq lookup -g fr COPYRIGHT AND LICENSE Copyright Jakob Voss, 2015- GPL 2.0