I think you might be looking at the Feature Form.

When you first go into the R & S racing site there will be a menu on the left.

Click on to Free Daily Stats which will take you to another page.

You will then see a list with today's races.

Click on to the venue of your choice which will take you to another page.

You will then see a menu on the left where you click on to Neural Algorithyms.

This will take you to the neural page which shows the 13 categories.

There are a couple other ways to get into them but I think the way I have described might be the easiest.