Johnny came home one day... and found himself "root"ed to the floor when he couldn't "stem" the anger that "rose" within him at the sight before him! ;) Logical. Tested.
Natteravnen - You shouldn't need to. Once you've done as much as possible, look carefully are the 5th column (the one with the 12 in it). Use temporaries if you need to, but there is only one possible way to finish it.