Under the section "Dynamic Layouts", the following content is repeated twice
"A Repeating Dynamic Layout basically is a dynamic layout that is tied to a list. It uses the displaying format defined in the Dynamic Layout and the contents of the layout repeat for each item of the list.
The Repeating Dynamic Layout is perfect for displaying lists in a variety of different ways. And since it is a Dynamic Layout, it is completely stylable and responsive. The following example shows a Repeating Dynamic Layout that automatically adjusts for different display medium."