% Move to end dest with U,D,L,R, or G cell>%__{%?%?
TE *U HERE
TE T-1.\P=%
TE U-2.\Q=%
* P,Q ARE CURRENT COL, ROW FOR P#%PQ LATER
* FROM L A1
* NOW DO THE COPY
L A1
CR P#%RS:P#%NO P#%LM:P#%PQ
L P#%RS