What is the {painting} for {depicted by} of {Alexander I of Russia}
who painting for depicted by of Alexander I of Russia?
 select distinct ?obj where { wd:Q15193 wdt:P1299 ?obj . ?obj wdt:P31 wd:Q3305213 } 
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q15193> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1299> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q3305213> } 
who portray for delineated by of Alexander I of Russia?