You can always move it back to the original group by dragging it on top of the tiles in the other group. (howtogeek.com)
Quick question, I have ugly white tiles in my kitchen and living room, can I put the wood on top of the tile? (theshabbycreekcottage.com)
So we put beadboard 3/4 of the way up the wall over top of the tile with a molding cap and it adds such character... and covered the dreadful tile wall! (theletteredcottage.net)