Question: What is a chemical compound encoded by CGU with the word "arginine" in its name?
Paraphrase: What is a chemical compound encoded through CGU with the word "arginine" in its name?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q11173 . ?sbj wdt:P702 wd:Q29018177 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'arginine')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: L-Arginine, L-Arginine