Update README.md

README.md

@@ -28,3 +28,6 @@ Polygon example:
 ```bash
 python kaldi_data_generator.py --dataset_name my_balsac2 --extraction_mode polygon --out_dir /tmp/balsac/ --pages 50e1c3c0-2fe9-4216-805e-1a2fd2e7e9f4
 ```
+
+The script creates 3 directories `Lines`, `Transcriptions`, `Partitions` in the specified `out_dir`. 
+The contents of these directories must be copied (or symlinked) to the corresponding directories in `data/local/` of kaldi recipe.