Her thick Queen-size mattress made it in fairly easily.

It may be that this law requires one to go against it before it will be accepted on faith for future tramas.
Basic Law of Couch Moving
Remove all that is removable between the essence of couch and the final destinationWe tried to find the angle by which the couch could go through the kitchen doorway without removing the legs or taking the door off the hinges. This was impossible. We discovered that the legs were removable only by the use of a Robertson (square headed) screwdriver. Square head #2, I believe. Neither I nor
I am not sure if the couch is leaving with us. The big stuff is all moved in and the IKEA disposable furniture assembled. The kitchen and bathroom have been fully populated, operational, and useful. The rest of the house still needs to be put away, but there is daylight ahead.
And I haven't once mentioned here that I hate moving.