I tried this in both Edge and Google Chrome, and it seems only the latter has the spurious highlighting. When executing the moves on Chrome with the compact description assigned, I also see a spurious highlight on e1 when entering the third leg of the move.
I tried this in both Edge and Google Chrome, and it seems only the latter has the spurious highlighting. When executing the moves on Chrome with the compact description assigned, I also see a spurious highlight on e1 when entering the third leg of the move.