Medical Subject Headings

  nquire -get "http://id.nlm.nih.gov/mesh/sparql" \
    -query "PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> \
      SELECT DISTINCT ?class FROM <http://id.nlm.nih.gov/mesh> \
      WHERE { ?s rdf:type ?class } ORDER BY ?class" |
  xtract -pattern result -pfx "meshv:" -first "uri[http://id.nlm.nih.gov/mesh/vocab#|]"

MeSH Predicates

  nquire -get "http://id.nlm.nih.gov/mesh/sparql" \
    -query "SELECT DISTINCT ?p FROM <http://id.nlm.nih.gov/mesh> \
      WHERE { ?s ?p ?o } ORDER BY ?p" |
  xtract -pattern result -pfx "meshv:" -first "uri[http://id.nlm.nih.gov/mesh/vocab#|]"

WikiData Predicate List

  nquire -url "https://query.wikidata.org/sparql" \
    -query "SELECT ?property ?propertyType ?propertyLabel \
      ?propertyDescription ?propertyAltLabel WHERE { \
      ?property wikibase:propertyType ?propertyType . SERVICE wikibase:label \
      { bd:serviceParam wikibase:language '[AUTO_LANGUAGE],en'. } } \
      ORDER BY ASC(xsd:integer(STRAFTER(STR(?property), 'P')))" |
  xtract -pattern result -first "uri[http://www.wikidata.org/entity/|]" -first literal

Vitamin Binding Site

  nquire -get "http://www.wikidata.org/entity/Q22679758" |
  transmute -j2x |
  xtract -pattern entities -group claims -block P527 -element "value/id"

Children of JS Bach

  nquire -url "https://query.wikidata.org/sparql" \
    -query "SELECT ?child ?childLabel WHERE \
      { ?child wdt:P22 wd:Q1339. SERVICE wikibase:label \
        { bd:serviceParam wikibase:language '[AUTO_LANGUAGE],en'. } }" |
  xtract -pattern result -block binding -if "@name" -equals childLabel -element literal

Eye Color Frequency

  nquire -url "https://query.wikidata.org/sparql" \
    -query "SELECT ?eyeColorLabel WHERE \
      { ?human wdt:P31 wd:Q5. ?human wdt:P1340 ?eyeColor. SERVICE wikibase:label \
        { bd:serviceParam wikibase:language '[AUTO_LANGUAGE],en'. } }" |
  xtract -pattern result -element literal |
  sort-uniq-count-rank