Click the item in the ContentMap.
Figure 1. Cursor on the element in the ContentMap.
Select the item one of these ways:
Press the Space key.
Press Ctrl-Alt-UpArrow.
Choose
.Holding down the Ctrl key, click the item.
If this item is an element, the whole element with its content will be selected.
If this item is External Entity, Internal Entity or XInclude, the whole entity or XIncluded fragment will be selected.
Figure 2. The element selected in the ContentMap.
If you have selected more content than needed using either the Ctrl-Alt-UpArrow hot key or the command, you can unselect it.