Update README.md

README.md

@@ -46,4 +46,4 @@ This dataset can be used to train Convolutional Neural Networks for obstacle avo
 
 ## Dataset Structure
 
-The dataset consists of a single folder containing all images. Each image has features listed in the metadata, which are "Left", "Forward" and "Right".
+The dataset consists of a train set (90% of the data) and a test set (10% of the data). Each image has its label embedded in the metadata, the possible labels are: "left", "forward", "right".