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> "Qd2, Kb3, Nc3, Ka4, Na2-c1-b3 and Qxa5 with Black just watching." But for Engines it's difficult to win. :) [d]8/1kp5/1q1p4/pPpPp1pp/K1P1Pp2/PN3PbP/3Q2P1/8 b - - 0 7 7...Qa7 8.Qxa5 Qb6 9.Qa6+ Qxa6+ 10.bxa6+ Kxa6 [d]8/2p5/k2p4/2pPp1pp/K1P1Pp2/PN3PbP/6P1/8 w - - 0 11 Analysis by Houdini 6.02 Pro x6...

Hi Marek,

...
Grasemann Herbert - 36

is wrong, it's Van Breukelen=G Schakend Nederland#2207

But is ist the wrong pgn, here is the right one: [Event "7th Sinquefield Cup GCT 2019"] [White "Carlsen, Magnus"] [Black "Ding, Liren"] [Site "Saint Louis"] [Round "15.1"] [Annotator "TA"] [Result "0-1"] [Date "2019.08.29"] [WhiteElo "2882"] [BlackElo "2805"] [PlyCount "80"] 1. e4 {} e5 2. Nf3 Nc6 3...

I use ChessBase14 and no position missing for me.

I have allways 287 Pos.

here 2 pictures
https://imgur.com/a/B4OzdeK

Both times 287 Positions

Edit: Maybe the count in the FritzGUI-Testroutine has an error in this case?

I don't want to bother you, but the pgn in my download (89.126 Bytes) also has 287 pos and not 286
Anyway, I just noticed the difference.

Hmm, i downloaded this again and it contains 287 pos.
At least the ACT.epd (23.529 Bytes)

Hi Vincent, In this position: r1q2rk1/ppp1bp2/6p1/3pNPn1/7p/2PP3P/P6B/1R1Q1RK1 w - - 0 1 (Nr. 177 in the initial list) I've found out 1.Rb2 are equal to 1.f6 Analysis by Stockfish 250719 64 BMI2: 1. +- (3.64) : 1.Rb2 Bf6 2.Rg2 Bxe5 3.Bxe5 f6 4.Qg4 Qd7 5.Bd4 Rae8 6.Qxh4 Qh7 7.Qxh7+ Kxh7 8.h4 Ne6 9.fx...

... I repeated the endgame puzzle test (solving time was 90 sec/position) and I got: 1. Crystal 300819 (v1.1) - 271 solved out of 286 (average solving time = 6.4sec) 2. Stockfish 190825 - 259 solved out of 286 (average solving time = 9.3sec) So Crystal is a good puzzle solver but it is weak for pla...

Is Bd4 stronger than Rd6 ? rn2r1q1/p5k1/2p2bp1/1p4p1/2P5/4B1PQ/5PK1/3R3R w - - bm Bd4; Is this not a Transposition? Analysis by Stockfish 250719 64 BMI2: 1. +- (2.96): 1.Bd4 Bxd4 2.Rxd4 Rd8 3.Rxd8 Qxd8 4.Qe6 Nd7 5.Rd1 Nf8 6.Rxd8 Nxe6 7.Rxa8 bxc4 8.Rxa7+ Kf6 9.Ra4 c3 10.Rc4 c5 11.Rxc3 Ke5 12.Rc4 Kd5...

I don't think there's ever such a "thing".
A tyre is round, and it can't get any rounder.