Question: What is the publication date for Carl Linnaeus's notable work Genera Plantarum?
Paraphrase: Genera Plantarum, an excellent work by Carl Linnaeus, was published when?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q1043 p:P800 ?s . ?s ps:P800 wd:Q1501516 . ?s pq:P577 ?value}