Create README.md

README.md

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+---
+license: cc-by-sa-3.0
+task_categories:
+- sentence-similarity
+- feature-extraction
+language:
+- en
+---
+
+# Dataset Card for "nq"
+
+## Table of Contents
+- [Table of Contents](#table-of-contents)
+- [Dataset Description](#dataset-description)
+  - [Dataset Summary](#dataset-summary)
+- [Dataset Structure](#dataset-structure)
+  - [Data Instances](#data-instances)
+  - [Data Fields](#data-fields)
+- [Additional Information](#additional-information)
+  - [Licensing Information](#licensing-information)
+
+## Dataset Description
+
+
+- **Homepage:** [https://ai.google.com/research/NaturalQuestions](https://ai.google.com/research/NaturalQuestions)
+
+### Dataset Summary
+
+This is a modified version of the original Natural Questions (nq) dataset for retrieval tasks. The original is availabe [here](https://ai.google.com/research/NaturalQuestions).
+
+It contains google queries and an entire stripped wikipedia article for each query. 
+## Dataset Structure
+
+### Data Instances
+
+An example of 'train' looks as follows.
+
+```json
+{
+    "question": "who competes in miss universe miss america or miss usa",
+    "context": "Miss USA - Wikipedia\nThe Miss USA is an American beauty pageant that has been held annually since 1952 to select the Amer ...",
+}
+```
+
+### Data Fields
+
+The data fields are the same among all splits.
+
+- `question`: a `string` feature.
+- `context`: a `string` feature.
+
+## Additional Information
+
+### Licensing Information
+
+This dataset is distributed under the cc-by-sa-3.0 license.
+```