In the administrative territory of Volary, which Acer pseudoplatanus has the smallest perimeter?
select ?ent where { ?ent wdt:P31 wd:Q156944 . ?ent wdt:P2547 ?obj . ?ent wdt:P131 wd:Q509207. } ORDER BY ASC(?obj)LIMIT 5 
acer pseudoplatanus: Q156944 volary: Q509207