What TV network, broadcasting in English, contains the letters "RT" in its name?
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q561068 . ?sbj wdt:P2936 wd:Q1860 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'rt')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
specialty channel: Q561068 english: Q1860