1x Key Framing (https://www.wowhead.com/item=193201/key-framing) + 30 Key Fragments (https://www.wowhead.com/item=191251/key-fragments) produces 1 obsidian key that you can turn in for reputation in dragonbane keep

Those are not supported yet, as depending items are not part of what can be done now. This needs some refactoring.
I'll put this on the todo list.