Update README.md

Example for usage

README.md

@@ -41,4 +41,18 @@ There are 2 versions of this dataset
 # Description 
 The Handwritten Chess Scoresheet Datase (HCS) contains a set of single and double paged chess scoresheet images with ground truth labels. 
 The unprocessed images are a list of the scoresheets the corresponding labels.
-The labels are a list of strings of the chess moves shown on the scoresheet in the order of the right order as on the scoresheet.
+The labels are a list of strings of the chess moves shown on the scoresheet in the order of the right order as on the scoresheet.
+
+# Usage
+## In Python script
+```python
+from datasets import Dataset
+unprocessed_hcs = datasets.load_dataset("Benjaminkost/unprocessed_hcs")
+
+# Show first image
+first_image = unprocessed_hcs["train"][0]["image"]
+first_label = unprocessed_hcs["train"][0]["labels"]
+
+first_image.show()
+print(first_label)
+```