What is the {Cassegrain reflector} with the {MIN(minimum wavelength of sensitivity)} whose {country} is {Australia}  ?
What is the name of the reflector with the shortest wavelength?
Which reflector has the shortest wavelenth?
SELECT ?g WHERE { ?g rdf:type ontology:Cassegrain_mirror_system . ?g property:country resource:Australia . . ?g property:minimum_wavelength_of_sensitivity ?c }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q1048295>.

?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/P3738>.
?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/P17> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q408> .

}
ORDER BY ASC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q1048295 . ?ent wdt:P3738 ?obj . ?ent wdt:P17 wd:Q408. } ORDER BY ASC(?obj)LIMIT 5 
SkyMapper