Categories Cat A Cat B Cat C Child 1 Child 2 Child Category 01 Child Category 02 Child Category 03 Child Category 04 Child Category 05 Edge Case Foo A Foo A Foo Parent Grandchild Category Markup Media Parent Parent Category Post Formats sub Unpublished years Edge Case: Many Categories Post author By Sami Keijonen Post date July 2, 2009 This post has many categories. Tags categories, edge case