Question: What are the reform which start with the letter r
Paraphrase: What are the change which begin with the letter r
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q900406 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'r')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Reform of the Roman Breviary by Pope Pius X, Reform of the Roman Breviary by Pope Pius X, Reforms of Portuguese orthography, Reforms of Portuguese orthography