Xpath. Adding affectedByFacilities

[deadlypandaghost]

Trying to add some linkables to the simple research bench. I can't get adding multiple layers(comps->compsproperties->linkablefacilities) working properly. How do I add properties to added properties? Examples are preferred

[deadlypandaghost]

Never mind. Figured it out. I had been trying the right way but screwed up the syntax