Update tools.py

tools.py

@@ -62,7 +62,12 @@ def wikidata_search_tool(sparql_query: str) -> str:
 
         Example:
             {"message": "How many albums did the Beatles produce between 1965 and 1968?"}
-            wikidata_search_tool("The Beatles albums")
+            wikidata_search_tool("SELECT (COUNT(DISTINCT ?album) AS ?albumCount) WHERE {
+                                  ?album wdt:P31 wd:Q482994;       # instance of album
+                                         wdt:P175 wd:Q1299;        # performer: The Beatles
+                                         wdt:P577 ?publicationDate. # publication date
+                                  FILTER(YEAR(?publicationDate) >= 1965 && YEAR(?publicationDate) <= 1968)
+                                }")
     """
     endpoint_url = "https://query.wikidata.org/sparql"
     headers = {"Accept": "application/sparql-results+json"}