query: # Plants named by Elmer Dre Merrill which do not have him linked as author
  SELECT ?item ?stat ?taxon_name ?article ?sitelink WHERE {
   { ?item p:P225 ?stat . 
    ?stat ps:P225 ?taxon_name.
    ?stat pq:P405 wd:Q729926.    # Elmer Drew Merrill  
    ?article schema:about ?item. # and have an article about them
    ?article schema:isPartOf <https://en.wikipedia.org/> . # on *English* Wikipedia}
    ?sitelink ^schema:name ?article .
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en". } 
    }
    MINUS
    {
      SERVICE wikibase:mwapi
      {
        bd:serviceParam wikibase:api "Search" .
        bd:serviceParam wikibase:endpoint "en.wikipedia.org" .
        bd:serviceParam mwapi:srnamespace "0" .
        bd:serviceParam mwapi:srlimit "max" .
        bd:serviceParam mwapi:srwhat "text" .
        bd:serviceParam mwapi:srsearch 'insource:"Merr.]]"' .
        ?title wikibase:apiOutput mwapi:title .
      }
      BIND (STRLANG(?title, "en") as ?sitelink)
    }
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }