query: SELECT ?h ?hLabel ?location (CONCAT("injured: ",str(?injured)) as ?injuredl) (concat("dead: ",str(?dead)) as ?deadl) ?date ?image WHERE {
          ?h wdt:P31 ?attack.  
      values (?attack) {
        (wd:Q18493502)
        (wd:Q217327)
        
        
      }
      optional {    ?h wdt:P1339 ?injured . } 
      optional {    ?h wdt:P1120 ?dead. }
      optional {    ?h wdt:P276?/wdt:P625 ?location }
      optional {    ?h wdt:P585 ?date }
      optional {    ?h wdt:P18 ?image }
  	SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }
  }