Update README.md

README.md

@@ -7,4 +7,23 @@ language:
 pretty_name: imdb_3000
 size_categories:
 - 1K<n<10K
----
+---
+
+# Dataset Card for IMDB 3000 Sphere
+
+- **Homepage:** [http://ai.stanford.edu/~amaas/data/sentiment/](http://ai.stanford.edu/~amaas/data/sentiment/)
+
+## Dataset Summary
+
+Large Movie Review Dataset.
+This is a 3000 item selection from the `imdb` dataset for binary sentiment classification for use in the Sphere course on AutoTrain.
+
+## Dataset Structure
+
+An example of 'train' looks as follows.
+```
+{
+    "label": 0,
+    "text": "Goodbye world2\n"
+}
+```