diff --git a/config/pipeline.development.yaml b/config/pipeline.development.yaml
index d437458..40c43af 100644
--- a/config/pipeline.development.yaml
+++ b/config/pipeline.development.yaml
@@ -3,10 +3,10 @@ debug: true
 
 # Processing settings
 processing:
-  batch_size: 10_000
-  max_workers: 8
+  batch_size: 100_000
+  max_workers: 1
   checkpoint_interval: 10
-  use_multiprocessing: true
+  use_multiprocessing: false
 
 # Pipeline stages
 stages:
diff --git a/processing/annotate.py b/processing/annotate.py
new file mode 100644
index 0000000..e69de29
diff --git a/processing/ner/formats/connectors_format.py b/processing/ner/formats/connectors_format.py
index b52cc49..9996378 100644
--- a/processing/ner/formats/connectors_format.py
+++ b/processing/ner/formats/connectors_format.py
@@ -12,6 +12,7 @@ class ConnectorFormatter(BaseNameFormatter):
         surname = row['probable_surname'] if pd.notna(row['probable_surname']) else ''
         connector = random.choice(self.connectors)
 
+        # Connect native parts with a random connector
         if len(native_parts) > 1:
             connected_native = f" {connector} ".join(native_parts)
             full_name = f"{connected_native} {surname}".strip()
diff --git a/processing/prepare.py b/processing/prepare.py
new file mode 100644
index 0000000..e69de29