query: SELECT ?item ?date WHERE {  
   ?item wdt:P31 wd:Q13442814 .
    
   ?item wdt:P577 ?date .
    
  MINUS{?item schema:description ?desc . FILTER(LANG(?desc)= "ar") } .
  #MINUS{?item schema:description ?desc . FILTER(LANG(?desc)= "it,de") } .  
    
    }  LIMIT 1000