In this position (40.Kg7)
. Chest found M19 with this params C0/R0/K4/P2/X4 in 0:00 sec.
FEN: 1n2k3/3p4/p1pPpK2/P1P1P3/2P2P2/8/5P2/8 w - - (8+6)
Stellungs-Analyse: C0/R0/K3/P1/X2 W:3/5
Parameter im Clipboard gefunden: #19; 00:00 @ C0/R0/K4/P2/X4;
Suche nach Spezial-Matt [C0/R0/K4/P2/X4] in 19 ... (Hash=2044MB)
d=2 t=0.00s [1.00] n=0kN [1.00] Hash: spd=0.80 in=1 out=0
d=3 t=0.00s [1.00] n=0kN [8.00] Hash: spd=0.95 in=6 out=0
d=4 t=0.00s [1.00] n=0kN [5.63] Hash: spd=1.12 in=28 out=0
d=5 t=0.00s [1.00] n=0kN [4.50] Hash: spd=1.58 in=86 out=0
d=6 t=0.00s [1.00] n=1kN [2.93] Hash: spd=2.45 in=175 out=0
d=7 t=0.00s [1.00] n=3kN [2.16] Hash: spd=3.93 in=285 out=0
d=8 t=0.00s [1.00] n=5kN [1.81] Hash: spd=5.93 in=422 out=0
d=9 t=0.00s [1.00] n=7kN [1.58] Hash: spd=8.60 in=599 out=0
d=10 t=0.00s [1.00] n=11kN [1.51] Hash: spd=11.37 in=836 out=0
d=11 t=0.00s [1.00] n=16kN [1.45] Hash: spd=14.97 in=1134 out=0
d=12 t=0.02s [1.00] n=23kN [1.42] Hash: spd=18.48 in=1555 out=0
d=13 t=0.02s [1.00] n=32kN [1.41] Hash: spd=22.14 in=2065 out=0
d=14 t=0.03s [1.50] n=47kN [1.47] Hash: spd=25.07 in=2857 out=0
d=15 t=0.06s [2.00] n=92kN [1.96] Hash: spd=24.12 in=5508 out=2
d=16 t=0.27s [4.50] n=423kN [4.58] Hash: spd=14.08 in=26233 out=58
d=17 t=0.42s [1.56] n=652kN [1.54] Hash: spd=19.04 in=39633 out=71
d=18 t=0.57s [1.36] n=902kN [1.38] Hash: spd=24.23 in=52256 out=167
d=19 t=0.64s [1.12] n=1008kN [1.12] Hash: spd=27.45 in=56427 out=296
Suche abgeschlossen ... (Zeit=0.64s)
Matt in 19 gefunden ! (1 Lösung in 00:00)
19/19 0:00 +M19 40.Kg7 Kd8 41.f5 exf5 42.f4 Ke8 43.Kg8 Kd8 44.Kf8 Kc8 45.Ke7 Kb7 46.Kf6 Kc8 47.Kxf5 Kd8 48.Kf6 Ke8 49.Kg7 Kd8 50.f5 Ke8 51.f6 Kd8 52.f7 Kc8 53.Kf6 1575
Bester Zug: Kf6-g7 Zeit: 0:00.750 min K/s: 1.575.484 Knoten: 1.008.310
One move back (39.f4)
.
a Mate in 20 not.

neither with these [C0/R0/K4/P3/X5] nor with the following parameters:
[C0/R0/K6/P3/X5]
[C0/R0/K0/P5/X7]
FEN: 1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - (8+6)
Stellungs-Analyse: C0/R0/K3/P1/X2 W:2/3
Suche nach Spezial-Matt [C0/R0/K4/P3/X5] in 20 ... (Hash=2044MB)
d=2 t=0.00s [1.00] n=0kN [1.00] Hash: spd=1.00 in=1 out=0
d=3 t=0.00s [1.00] n=0kN [1.00] Hash: spd=0.95 in=3 out=0
d=4 t=0.00s [1.00] n=0kN [4.57] Hash: spd=1.28 in=8 out=0
d=5 t=0.00s [1.00] n=0kN [2.97] Hash: spd=1.65 in=20 out=0
d=6 t=0.00s [1.00] n=0kN [2.68] Hash: spd=2.36 in=42 out=0
d=7 t=0.00s [1.00] n=1kN [2.22] Hash: spd=3.26 in=73 out=0
d=8 t=0.00s [1.00] n=1kN [1.90] Hash: spd=4.36 in=114 out=0
d=9 t=0.00s [1.00] n=2kN [1.64] Hash: spd=5.88 in=158 out=0
d=10 t=0.01s [1.00] n=3kN [1.78] Hash: spd=6.76 in=277 out=0
d=11 t=0.01s [1.00] n=5kN [1.52] Hash: spd=8.51 in=374 out=0
d=12 t=0.01s [1.00] n=6kN [1.29] Hash: spd=11.30 in=431 out=0
d=13 t=0.01s [1.00] n=8kN [1.38] Hash: spd=13.67 in=596 out=0
d=14 t=0.02s [2.00] n=10kN [1.22] Hash: spd=17.39 in=665 out=0
d=15 t=0.02s [1.00] n=17kN [1.66] Hash: spd=15.61 in=1190 out=0
d=16 t=0.05s [2.50] n=55kN [3.17] Hash: spd=12.63 in=2919 out=0
d=17 t=0.10s [2.00] n=120kN [2.21] Hash: spd=14.80 in=5739 out=0
d=18 t=0.18s [1.80] n=219kN [1.81] Hash: spd=17.24 in=9958 out=0
d=19 t=0.35s [1.94] n=469kN [2.15] Hash: spd=18.85 in=19672 out=0
d=20 t=0.64s [1.83] n=886kN [1.89] Hash: spd=18.75 in=35617 out=0
Suche abgeschlossen ... (Zeit=0.64s)
Kein Matt in 20 gefunden ! (00:00)
Bester Zug:---- Zeit: 0:00.750 min K/s: 1.385.912 Knoten: 885.598
FEN: 1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - (8+6)
Stellungs-Analyse: C0/R0/K3/P1/X2 W:2/3
Suche nach Spezial-Matt [C0/R0/K5/P3/X5] in 20 ... (Hash=2044MB)
d=2 t=0.00s [1.00] n=0kN [1.00] Hash: spd=1.00 in=1 out=0
d=3 t=0.00s [1.00] n=0kN [1.00] Hash: spd=0.94 in=4 out=0
d=4 t=0.00s [1.00] n=0kN [4.13] Hash: spd=1.27 in=9 out=0
d=5 t=0.00s [1.00] n=0kN [3.30] Hash: spd=1.63 in=25 out=0
d=6 t=0.00s [1.00] n=0kN [2.71] Hash: spd=2.22 in=54 out=0
d=7 t=0.01s [1.00] n=1kN [2.20] Hash: spd=3.25 in=97 out=0
d=8 t=0.01s [1.00] n=1kN [1.96] Hash: spd=4.60 in=153 out=0
d=9 t=0.01s [1.00] n=2kN [1.64] Hash: spd=6.55 in=206 out=0
d=10 t=0.01s [1.00] n=4kN [1.96] Hash: spd=7.38 in=377 out=0
d=11 t=0.01s [1.00] n=7kN [1.81] Hash: spd=8.96 in=603 out=0
d=12 t=0.01s [1.00] n=10kN [1.33] Hash: spd=12.74 in=723 out=0
d=13 t=0.01s [1.00] n=16kN [1.63] Hash: spd=14.76 in=1126 out=0
d=14 t=0.03s [3.00] n=23kN [1.43] Hash: spd=18.32 in=1546 out=0
d=15 t=0.03s [1.00] n=26kN [1.15] Hash: spd=24.55 in=1749 out=0
d=16 t=0.08s [2.67] n=87kN [3.29] Hash: spd=17.06 in=4850 out=0
d=17 t=0.18s [2.25] n=203kN [2.34] Hash: spd=18.50 in=9863 out=0
d=18 t=0.44s [2.44] n=532kN [2.62] Hash: spd=18.64 in=24053 out=0
d=19 t=0.74s [1.68] n=918kN [1.72] Hash: spd=21.16 in=40452 out=0
d=20 t=0.88s [1.19] n=1109kN [1.21] Hash: spd=25.64 in=49163 out=0
Suche abgeschlossen ... (Zeit=0.88s)
Kein Matt in 20 gefunden ! (00:00)
Bester Zug:---- Zeit: 0:00.969 min K/s: 1.264.334 Knoten: 1.108.821
FEN: 1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - (8+6)
Stellungs-Analyse: C0/R0/K3/P1/X2 W:2/3
Suche nach Spezial-Matt [C0/R0/K6/P3/X5] in 20 ... (Hash=2044MB)
d=2 t=0.00s [1.00] n=0kN [1.00] Hash: spd=1.00 in=1 out=0
d=3 t=0.00s [1.00] n=0kN [1.00] Hash: spd=0.94 in=4 out=0
d=4 t=0.00s [1.00] n=0kN [4.50] Hash: spd=1.27 in=11 out=0
d=5 t=0.00s [1.00] n=0kN [3.97] Hash: spd=1.60 in=35 out=0
d=6 t=0.00s [1.00] n=0kN [3.17] Hash: spd=2.26 in=79 out=0
d=7 t=0.01s [1.00] n=1kN [2.30] Hash: spd=3.22 in=143 out=0
d=8 t=0.01s [1.00] n=2kN [2.00] Hash: spd=4.47 in=242 out=0
d=9 t=0.01s [1.00] n=4kN [1.76] Hash: spd=5.89 in=353 out=0
d=10 t=0.01s [1.00] n=7kN [1.88] Hash: spd=7.09 in=617 out=0
d=11 t=0.01s [1.00] n=13kN [1.91] Hash: spd=8.23 in=1083 out=0
d=12 t=0.02s [2.00] n=18kN [1.35] Hash: spd=11.68 in=1317 out=0
d=13 t=0.02s [1.00] n=30kN [1.67] Hash: spd=13.34 in=2104 out=0
d=14 t=0.04s [2.00] n=42kN [1.43] Hash: spd=16.34 in=2975 out=0
d=15 t=0.05s [1.25] n=54kN [1.27] Hash: spd=20.63 in=3729 out=0
d=16 t=0.14s [2.80] n=160kN [2.98] Hash: spd=15.75 in=9427 out=0
d=17 t=0.37s [2.64] n=445kN [2.78] Hash: spd=15.54 in=22896 out=0
d=18 t=0.89s [2.41] n=1112kN [2.50] Hash: spd=17.48 in=52037 out=0
d=19 t=1.31s [1.47] n=1661kN [1.49] Hash: spd=21.86 in=75941 out=0
d=20 t=1.71s [1.31] n=2196kN [1.32] Hash: spd=26.16 in=99573 out=0
Suche abgeschlossen ... (Zeit=1.71s)
Kein Matt in 20 gefunden ! (00:01)
Bester Zug:---- Zeit: 0:01.844 min K/s: 1.285.852 Knoten: 2.196.236
FEN: 1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - (8+6)
Stellungs-Analyse: C0/R0/K3/P1/X2 W:2/3
Suche nach Spezial-Matt [C0/R0/K7/P3/X5] in 20 ... (Hash=2044MB)
d=2 t=0.00s [1.00] n=0kN [1.00] Hash: spd=1.00 in=1 out=0
d=3 t=0.00s [1.00] n=0kN [1.00] Hash: spd=0.94 in=4 out=0
d=4 t=0.00s [1.00] n=0kN [4.50] Hash: spd=1.27 in=11 out=0
d=5 t=0.00s [1.00] n=0kN [3.97] Hash: spd=1.60 in=35 out=0
d=6 t=0.00s [1.00] n=0kN [3.17] Hash: spd=2.26 in=79 out=0
d=7 t=0.00s [1.00] n=1kN [2.30] Hash: spd=3.22 in=143 out=0
d=8 t=0.00s [1.00] n=2kN [2.00] Hash: spd=4.47 in=242 out=0
d=9 t=0.00s [1.00] n=4kN [1.76] Hash: spd=5.89 in=353 out=0
d=10 t=0.01s [1.00] n=7kN [1.88] Hash: spd=7.09 in=617 out=0
d=11 t=0.01s [1.00] n=13kN [1.91] Hash: spd=8.23 in=1083 out=0
d=12 t=0.03s [3.00] n=18kN [1.35] Hash: spd=11.68 in=1317 out=0
d=13 t=0.05s [1.67] n=30kN [1.67] Hash: spd=13.34 in=2104 out=0
d=14 t=0.06s [1.20] n=42kN [1.43] Hash: spd=16.34 in=2975 out=0
d=15 t=0.08s [1.33] n=54kN [1.27] Hash: spd=20.63 in=3729 out=0
d=16 t=0.21s [2.62] n=160kN [2.98] Hash: spd=15.75 in=9427 out=0
d=17 t=0.53s [2.52] n=445kN [2.78] Hash: spd=15.54 in=22896 out=0
d=18 t=1.30s [2.45] n=1112kN [2.50] Hash: spd=17.48 in=52037 out=0
d=19 t=1.92s [1.48] n=1661kN [1.49] Hash: spd=21.86 in=75941 out=0
d=20 t=2.53s [1.32] n=2196kN [1.32] Hash: spd=26.16 in=99573 out=0
Suche abgeschlossen ... (Zeit=2.53s)
Kein Matt in 20 gefunden ! (00:02)
Bester Zug:---- Zeit: 0:02.688 min K/s: 868.420 Knoten: 2.196.236
FEN: 1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - (8+6)
FEN: 1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - (8+6)
Stellungs-Analyse: C0/R0/K3/P1/X2 W:2/3
Suche nach Spezial-Matt [C0/R0/K0/P4/X6] in 20 ... (Hash=2044MB)
d=2 t=0.00s [1.00] n=0kN [1.00] Hash: spd=1.00 in=1 out=0
d=3 t=0.00s [1.00] n=0kN [1.00] Hash: spd=0.94 in=4 out=0
d=4 t=0.00s [1.00] n=0kN [4.50] Hash: spd=1.27 in=11 out=0
d=5 t=0.00s [1.00] n=0kN [4.06] Hash: spd=1.59 in=36 out=0
d=6 t=0.00s [1.00] n=0kN [3.29] Hash: spd=2.24 in=93 out=0
d=7 t=0.00s [1.00] n=1kN [2.62] Hash: spd=3.18 in=207 out=0
d=8 t=0.00s [1.00] n=3kN [2.16] Hash: spd=4.48 in=365 out=0
d=9 t=0.00s [1.00] n=5kN [1.99] Hash: spd=5.87 in=604 out=0
d=10 t=0.02s [1.00] n=14kN [2.57] Hash: spd=6.67 in=1369 out=0
d=11 t=0.03s [1.50] n=38kN [2.77] Hash: spd=7.67 in=3154 out=0
d=12 t=0.07s [2.33] n=81kN [2.11] Hash: spd=10.10 in=5727 out=0
d=13 t=0.15s [2.14] n=176kN [2.18] Hash: spd=11.57 in=11869 out=0
d=14 t=0.37s [2.47] n=455kN [2.58] Hash: spd=12.97 in=28176 out=0
d=15 t=0.85s [2.30] n=1014kN [2.23] Hash: spd=15.39 in=60886 out=0
d=16 t=1.62s [1.91] n=1978kN [1.95] Hash: spd=18.67 in=111758 out=1
d=17 t=2.96s [1.83] n=3661kN [1.85] Hash: spd=22.76 in=192223 out=17
d=18 t=5.45s [1.84] n=6869kN [1.88] Hash: spd=26.17 in=339185 out=97
d=19 t=8.96s [1.64] n=11422kN [1.66] Hash: spd=31.45 in=535468 out=174
d=20 t=14.60s [1.63] n=19129kN [1.67] Hash: spd=35.93 in=844027 out=306
Suche abgeschlossen ... (Zeit=14.60s)
Kein Matt in 20 gefunden ! (00:14)
Bester Zug:---- Zeit: 0:14.890 min K/s: 1.310.135 Knoten: 19.129.290
FEN: 1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - (8+6)
Stellungs-Analyse: C0/R0/K3/P1/X2 W:2/3
Suche nach Spezial-Matt [C0/R0/K0/P5/X7] in 20 ... (Hash=2044MB)
d=2 t=0.00s [1.00] n=0kN [1.00] Hash: spd=1.00 in=1 out=0
d=3 t=0.00s [1.00] n=0kN [1.00] Hash: spd=0.94 in=4 out=0
d=4 t=0.00s [1.00] n=0kN [4.50] Hash: spd=1.27 in=11 out=0
d=5 t=0.00s [1.00] n=0kN [4.94] Hash: spd=1.52 in=49 out=0
d=6 t=0.01s [1.00] n=1kN [3.40] Hash: spd=2.20 in=127 out=0
d=7 t=0.01s [1.00] n=2kN [3.02] Hash: spd=3.21 in=317 out=0
d=8 t=0.02s [2.00] n=4kN [2.35] Hash: spd=4.54 in=646 out=0
d=9 t=0.02s [1.00] n=10kN [2.28] Hash: spd=5.83 in=1228 out=0
d=10 t=0.04s [2.00] n=24kN [2.46] Hash: spd=6.87 in=2587 out=0
d=11 t=0.07s [1.75] n=58kN [2.41] Hash: spd=8.34 in=5112 out=0
d=12 t=0.15s [2.14] n=143kN [2.47] Hash: spd=9.17 in=11059 out=0
d=13 t=0.27s [1.80] n=284kN [1.99] Hash: spd=11.66 in=20892 out=0
d=14 t=1.17s [4.33] n=1327kN [4.67] Hash: spd=9.78 in=85445 out=0
d=15 t=3.58s [3.06] n=4191kN [3.16] Hash: spd=11.62 in=258561 out=0
d=16 t=8.66s [2.42] n=10400kN [2.48] Hash: spd=14.03 in=634350 out=17
d=17 t=28.67s [3.31] n=37382kN [3.59] Hash: spd=14.54 in=2186829 out=104
d=18 t=50.24s [1.75] n=65831kN [1.76] Hash: spd=21.13 in=3758960 out=363
d=19 t=104.47s [2.08] n=130497kN [1.98] Hash: spd=25.78 in=6993969 out=1055
d=20 t=208.69s [2.00] n=254145kN [1.95] Hash: spd=28.29 in=12850558 out=4003
Suche abgeschlossen ... (Zeit=208.69s)
Kein Matt in 20 gefunden ! (03:28)
Bester Zug:---- Zeit: 3:28.985 min K/s: 1.217.781 Knoten: 254.144.998
It's definitly a matt in 20:
82402: Blathy=O - (+0003.76e1a7), 1890
1n3k2/3p4/p1pPpK2/P1P1P3/2P5/5P2/5P2/8 w - - 0 1
Analysis by Crystal 060620 64 POPCNT:
39.f4 Ke8 40.Kg7 Kd8 41.f3 Kc8 42.f5 exf5 43.f4 Kd8 44.Kf7 Kc8 45.Ke7 Kb7 46.Kf6 Kc8 47.Kxf5 Kd8 48.Kf6 Ke8 49.Kg7 Kd8 50.Kf7 Kc8 51.Ke8 Kb7 52.f5 Ka7 53.f6 Ka8 54.Kd8 Kb7 55.f7 Ka8 56.Kc7 Ka7 57.f8Q Ka8 58.Qxb8#
Weiß setzt Matt: +- (#20) Tiefe: 48/39 00:00:02 548kN, tb=61
39.f4 Ke8 40.Kg7 Kd8 41.f3 Kc8 42.f5 exf5 43.f4 Kd8 44.Kf7 Kc8 45.Ke7 Kb7 46.Kf6 Kc8 47.Kxf5 Kd8 48.Kf6 Ke8 49.Kg7 Kd8 50.Kf7 Kc8 51.Ke8 Kb7 52.f5 Ka7 53.f6 Ka8 54.Kd8 Kb7 55.f7 Ka8 56.Kc7 Ka7 57.f8Q Ka8 58.Qxb8#
Weiß setzt Matt: +- (#20) Tiefe: 49/39 00:00:02 581kN, tb=61
39.f4 Ke8 40.Kg7 Kd8 41.f3 Kc8 42.f5 exf5 43.f4 Kd8 44.Kf7 Kc8 45.Ke7 Kb7 46.Kf6 Kc8 47.Kxf5 Kd8 48.Kf6 Ke8 49.Kg7 Kd8 50.Kf7 Kc8 51.Ke8 Kb7 52.f5 Ka7 53.f6 Ka8 54.Kd8 Kb7 55.f7 Ka8 56.Kc7 Ka7 57.f8Q Ka8 58.Qxb8#
Weiß setzt Matt: +- (#20) Tiefe: 50/39 00:00:15 2778kN, tb=10680
39.f4 Ke8 40.Kg7 Kd8 41.f3 Kc8 42.f5 exf5 43.f4 Kd8 44.Kf7 Kc8 45.Ke7 Kb7 46.Kf6 Kc8 47.Kxf5 Kd8 48.Kf6 Ke8 49.Kg7 Kd8 50.Kf7 Kc8 51.Ke8 Kb7 52.f5 Ka7 53.f6 Ka8 54.Kd8 Kb7 55.f7 Ka8 56.Kc7 Ka7 57.f8Q Ka8 58.Qxb8#
Weiß setzt Matt: +- (#20) Tiefe: 51/39 00:00:23 5441kN, tb=15611
39.f4 Ke8 40.Kg7 Kd8 41.f3 Kc8 42.f5 exf5 43.f4 Kd8 44.Kf7 Kc8 45.Ke7 Kb7 46.Kf6 Kc8 47.Kxf5 Kd8 48.Kf6 Ke8 49.Kg7 Kd8 50.Kf7 Kc8 51.Ke8 Kb7 52.f5 Ka7 53.f6 Ka8 54.Kd8 Kb7 55.f7 Ka8 56.Kc7 Ka7 57.f8Q Ka8 58.Qxb8#
Weiß setzt Matt: +- (#20) Tiefe: 52/39 00:00:37 14078kN, tb=39031
Whole Study: