--- a
+++ b/aiagents4pharma/talk2knowledgegraphs/datasets/dataset.py
@@ -0,0 +1,23 @@
+#!/usr/bin/env python3
+
+"""
+Abstract class for dataset.
+"""
+
+from abc import ABC, abstractmethod
+
+class Dataset(ABC):
+    """
+    Abstract class for dataset.
+    """
+    @abstractmethod
+    def setup(self):
+        """
+        A method to set up the dataset.
+        """
+
+    @abstractmethod
+    def load_data(self):
+        """
+        A method to load the dataset and potentially preprocess it.
+        """