What is the name of an embankment dam that starts with the letter h.
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1244922 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'h')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
embankment dam: Q1244922