What is the {nuclear weapons test} with the {MIN(explosive energy equivalent)} whose {country of origin} is {Soviet Union}  ?
What nuclear weapons test has the lowest explosive energy equivalent in the Soviet Union?
Name the nuclear weapons test with the lowest explosive energy equivalent whose country of origin is soviet union?
SELECT ?l WHERE { ?l property:country_of_origin resource:Soviet_Union . ?l rdf:type ontology:nuclear_weapons_test . ?l property:explosive_energy_equivalent ?r }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q210112>.

?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2145>.
?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj1.

?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P495> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q15180> .

}
ORDER BY ASC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q210112 . ?ent wdt:P2145 ?obj . ?ent wdt:P495 wd:Q15180} ORDER BY ASC(?obj)LIMIT 5 
Totskoye nuclear exercise