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@@ -7,30 +7,42 @@ The **CAPTCHA Monitoring** project aims to track how often various webpages retu
 
 flowchart LR
   %% Definitions    
-    start((Start))
-    db[(Database)]
     api(API)
     dashboard(Dashboard)
     tor_metrics(Tor Metrics)
     public(Public Usage)
-    analysis(Data Analysis)
-    urls(URL List)
-    fetching_tools(Website Fetching with Web Browsers)
-    detection(CAPTCHA Detection)
 
+    subgraph db_group[ ]
+        db[(Database)]
+    end
+    subgraph analysis_group[Analysis Module]
+        analysis(Statistics generation \n about blocking rates)
+        h_analysis(Header analysis)
+        detection(CAPTCHA/Blocking detection \n on the fetched data)
+    end
+    subgraph fetcher_group[Fetcher Module]
+        fetching_tools(Website fetching with \n web Browsers \n and other web tools)
+    end
+    subgraph consensus_group[Consensus Module]
+        consensus(Consensus generation from fetched websites)
+    end
+    subgraph list_group[List Generation/Updating Module]
+        urls(URL list)
+        nodes(Tor exit node list)
+    end
 
   %% Relations
-    start --> urls
-      subgraph CAPTCHA Monitor Core
-      urls --> fetching_tools
-      fetching_tools --> detection
-      detection --> db
-      db --> analysis --> db
-      end
-    db --> api
+    db_group <---> list_group
+    db_group <---> fetcher_group
+    db_group <---> consensus_group
+    db_group <---> analysis_group
+    db_group ---> web_api
+
+    subgraph web_api[Web API Module]
         api --> dashboard
         api --> tor_metrics
         api --> public
+    end
 ```
 
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