What is the {aircraft family} with the {MAX(maximum glide ratio)} whose {manufacturer} is {Grob Aircraft}  ?
Which family of airplanes, made by Grob Aircraft, is capable of the highest maximum glide ratio?
What is the aircraft family with the highest maximum glide ratio whose manufacturer is Grob Aircraft ?
SELECT ?y WHERE { ?y property:maximum_glide_ratio ?i . ?y rdf:type ontology:aircraft_family . ?y property:manufacturer resource:Grob_Aircraft }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q15056993>.

?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/P1470>.
?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/P176> .
?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q561036> .

}
ORDER BY DESC(?obj1)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q15056993 . ?ent wdt:P1470 ?obj . ?ent wdt:P176 wd:Q561036 } ORDER BY DESC(?obj)LIMIT 5 
G104 Speed Astir Grob G102 Astir