Give me {chemical element} that starts with {'y'}
What are the chemical component which begin with the letter y
What are the chemical element  which start with the letter y
SELECT DISTINCT ?j WHERE { FILTER ( STRSTARTS ( LCASE ( ?j ) , 'y' ) ) . ?j rdf:type ontology:chemical_element }
SELECT DISTINCT ?sbj ?sbj_label { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?sbj . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P31> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q11344>. ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'y')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q11344 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'y')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
ytterbium ytterbium yttrium yttrium