What is {place of burial} of {Alexander I of Russia} that is {start time} is {1826-3-25} ?
When Alexander I of Russia was buried on March 25, 1826, what was the burial location?
Where was Alexander I of Russia buried on 1826-3-25?
SELECT ?w WHERE { ?u property:place_of_burial ?w . ?u property:start_time ?m . resource:Alexander_I_of_Russia property:place_of_burial ?u . FILTER ( CONTAINS ( YEAR ( ?m ) , '1826' ) ) }
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/P119> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1826-3-25>
} 

SELECT ?obj WHERE { wd:Q15193 p:P119 ?s . ?s ps:P119 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1826')) }