Which is the military alliance which contains the word union in it's name?
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1127126 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'union')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
military alliance: Q1127126