Update README.md

README.md

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 The dataset comprises 204,993 reviews for training and 4,999 reviews for the test from Amazon, and 235,516 and 4,729 critics from [Allocine website](https://www.allocine.fr/). The dataset is labeled into five categories:
-* 1 star: represents a terrible appreciation,
-* 2 stars: bad appreciation,
-* 3 stars: neutral appreciation,
-* 4 stars: good appreciation,
-* 5 stars: excellent appreciation. 
+
+- 1 star: represents a terrible appreciation,
+- 2 stars: bad appreciation,
+- 3 stars: neutral appreciation,
+- 4 stars: good appreciation,
+- 5 stars: excellent appreciation. 
  
 Evaluation results
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