diff --git a/README.md b/README.md
index ebbb298..235f087 100644
--- a/README.md
+++ b/README.md
@@ -26,13 +26,16 @@ Please note that the `Readme.md` file is a Markdown (`.md`) file. If you have do
Alternatively, you can view this and other files on GitHub at [https://github.com/rasbt/LLMs-from-scratch](https://github.com/rasbt/LLMs-from-scratch).
-| Chapter title | Main code | Code + supplementary |
+
+
+
+| Chapter title | Main code (for quick access) | All code + supplementary |
| ----------------------------------------- | ------------------------------------------------------------ | ---------------------------- |
| Ch 1: Understanding Large Language Models | No code | No code |
-| Ch 2: Working with Text Data | All chapter code: [ch02.ipynb](ch02/01_main-chapter-code/ch02.ipynb)
Chapter takeaway: [dataloader.ipynb](ch02/01_main-chapter-code/dataloader.ipynb)
[exercise-solutions.ipynb](ch02/01_main-chapter-code/exercise-solutions.ipynb) | [./ch02](./ch02) |
-| Ch 3: Understanding Attention Mechanisms | All chapter code: [ch03.ipynb](ch03/01_main-chapter-code/ch03.ipynb)
Chapter takeaway: [multihead-attention.ipynb](ch03/01_main-chapter-code/multihead-attention.ipynb) | [./ch03](./ch03) |
+| Ch 2: Working with Text Data | - [ch02.ipynb](ch02/01_main-chapter-code/ch02.ipynb)
- [dataloader.ipynb](ch02/01_main-chapter-code/dataloader.ipynb) (summary)
- [exercise-solutions.ipynb](ch02/01_main-chapter-code/exercise-solutions.ipynb) | [./ch02](./ch02) |
+| Ch 3: Understanding Attention Mechanisms | - [ch03.ipynb](ch03/01_main-chapter-code/ch03.ipynb)
- [multihead-attention.ipynb](ch03/01_main-chapter-code/multihead-attention.ipynb) (summary) | [./ch03](./ch03) |
| ... | ... | ... |
-| Appendix A: Introduction to PyTorch | Code up to GPU training: [code-part1.ipynb](03_main-chapter-code/01_main-chapter-code/code-part1.ipynb)
GPU training sections: [code-part2.ipynb](03_main-chapter-code/01_main-chapter-code/code-part2.ipynb)
Multi-GPU training script: [DDP-script.py](03_main-chapter-code/01_main-chapter-code/DDP-script.py)
[exercise-solutions.ipynb](https://github.com/rasbt/LLMs-from-scratch/blob/main/appendix-A/03_main-chapter-code/exercise-solutions.ipynb) | [./appendix-A](./appendix-A) |
+| Appendix A: Introduction to PyTorch | - [code-part1.ipynb](03_main-chapter-code/01_main-chapter-code/code-part1.ipynb)
- [code-part2.ipynb](03_main-chapter-code/01_main-chapter-code/code-part2.ipynb)
- [DDP-script.py](03_main-chapter-code/01_main-chapter-code/DDP-script.py)
- [exercise-solutions.ipynb](https://github.com/rasbt/LLMs-from-scratch/blob/main/appendix-A/03_main-chapter-code/exercise-solutions.ipynb) | [./appendix-A](./appendix-A) |