如何从场景中获得非最顶层的qgraphicsitem

Excuse me if so topic is also created. I have look for it and, regardless, not found one. Can I get qgraphicsitem by click coordinates that is just beneath the topmost item by cute small way? I mean I can try to use this fact that scene sends click-signal to all items beneath the cursor position, but it seems like unnecessary complication.Excuse me if so topic is also created. I have l