query: #title: Missing international league/tournament
  # Complex constraint from [[Property talk:P4790]]
  # All players with this property should have played in one of the leagues or cups included in Basketball-Reference.com's international section
  SELECT ?item
  {
    ?item wdt:P4790 ?value .
    OPTIONAL {
      VALUES ?leagues { wd:Q1126104 wd:Q15062840 wd:Q929124 wd:Q29274 wd:Q185982 wd:Q456092 wd:Q427823 wd:Q1073722 }
      ?item wdt:P118 ?leagues.
      BIND(wdt:P118 AS ?rel)
    }
    OPTIONAL {
      ?item wdt:P1344 ?tourn.
      ?tourn wdt:P31 wd:Q159821.
      BIND(wdt:P1344 AS ?rel)
    }
    OPTIONAL {
      ?item wdt:P1344 ?season.
      ?season wdt:P3450 wd:Q26001.
      BIND(wdt:P1344 AS ?rel)
    }
    FILTER(!BOUND(?rel))
  }