info depth 1 seldepth 3 score cp 2391 time 12 nodes 82 pv e2d4
info depth 2 seldepth 4 score cp 2388 time 16 nodes 215 pv e2d4 b8a7
info depth 3 seldepth 7 score cp 2391 time 26 nodes 607 pv e2d4 b8a7 e3f2
info depth 4 seldepth 9 score cp 9996 time 30 nodes 1422 pv f6b2
info depth 4 seldepth 9 score cp 9997 time 37 nodes 5552 pv f6b2 b8a7
info depth 5 seldepth 11 score cp 9997 time 42 nodes 9002 pv f6b2 b8a7 b2b7
info depth 6 seldepth 13 score cp 9997 time 56 nodes 17574 pv f6b2 b8a7 b2b7
info depth 7 seldepth 15 score cp 9997 time 95 nodes 40451 pv f6b2 b8a7 b2b7
info depth 8 seldepth 17 score cp 9997 time 131 nodes 64021 pv f6b2 b8a7 b2b7
info depth 9 seldepth 19 score cp 9997 time 282 nodes 163191 pv f6b2 b8a7 b2b7
info depth 10 seldepth 21 score cp 9997 time 665 nodes 424521 pv f6b2 b8a7 b2b7
info depth 11 seldepth 24 score cp 9997 time 1059 nodes 701645 pv f6b2 b8a7 b2b7
info depth 12 seldepth 27 score cp 9997 time 2093 nodes 1427331 pv f6b2 b8a7 b2b7
info string 1427331 1453279 | 1.018179
info score cp 9997
bestmove f6b2
I would also check other positions from the last 10 or 20 moves of that game. It seems that Embla missed a couple of forced mates in very few plies, even before promoting for the second time.