Every year a popular day for shopping happens on December 26th and includes "boxing" in the name; what day is it?
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:/instance of/ wd:/shopping day/ . ?sbj wdt:/day in year for periodic occurrence/ wd:/December 26/ . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'boxing')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 