Question: Tell me the historical period which is part of the time period of Muromachi period and whose name contains the word period?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q11514315 . ?sbj wdt:P2348 wd:Q334845 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'period')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25