query: # National heroes of Indonesia
  SELECT *
  WHERE {
    ?itemID wdt:P166 wd:Q1369309 . # items with award received National Hero of Indonesia
    OPTIONAL { ?itemID rdfs:label ?labelEN . # English label
               FILTER(LANG(?labelEN)="en") }
    OPTIONAL { ?itemID rdfs:label ?labelID . # Indonesian label
               FILTER(LANG(?labelID)="id") }
  }