query: #title: Sport: association football
  # Complex constraint from [[Property talk:P569]]
  #
  SELECT ?item ?dateOfBirth
    WHERE {
      ?item wdt:P641 wd:Q2736; # sport
      wdt:P569 ?dateOfBirth.
      hint:Prior hint:rangeSafe true.
      FILTER(?dateOfBirth < "1750-00-00"^^xsd:dateTime)
    }