Add SMW query support to MCP server

- Add smw_query tool to mcp_server.py for executing Semantic MediaWiki ask queries
- Use existing SMWClient from wikibot3rd.smw
- Related to issue #5

Author: WolfgangFahl

wikibot3rd/__init__.py

@@ -1 +1 @@
-__version__ = "0.19.3"
+__version__ = "0.19.4"

wikibot3rd/mcp_server.py

@@ -17,6 +17,7 @@
         "fastmcp is required for MCP server. Install with: pip install py-3rdparty-mediawiki[mcp]"
     )
 
+from wikibot3rd.smw import SMWClient
 from wikibot3rd.version import Version
 from wikibot3rd.wikiclient import WikiClient
 from wikibot3rd.wikiuser import WikiUser
@@ -926,6 +927,27 @@ def get_page_html(wiki_id: str, page_title: str) -> str:
     return get_page_html_impl(wiki_id, page_title)
 
 
+@mcp.tool()
+def smw_query(wiki_id: str, query: str, limit: int = 20) -> Dict[str, Any]:
+    """
+    Execute a Semantic MediaWiki (SMW) ask query.
+
+    Args:
+        wiki_id: The wiki identifier.
+        query: The SMW ask query (e.g., "[[Category:MyCategory]]").
+        limit: Maximum number of results (default 20).
+
+    Returns:
+        Dict mapping page titles to their property values.
+        Example: {"Page Name": {"Has property": "value", ...}, ...}
+    """
+    client = get_wiki_client(wiki_id)
+    site = client.get_site()
+    smw_client = SMWClient(site)
+    query_result = smw_client.query(query, limit=limit)
+    return query_result
+
+
 def main():
     """Run the MCP server."""
     mcp.run()

wikibot3rd/version.py

@@ -15,7 +15,7 @@ class Version(object):
     name = "py-3rdparty-mediawiki"
     version = wikibot3rd.__version__
     date = "2020-10-31"
-    updated = "2026-03-19"
+    updated = "2026-03-25"
 
     authors = "Wolfgang Fahl, Tim Holzheim"