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第2届布拉格大师赛第5轮结束

第2届布拉格国际国际象棋节于2020年2月11日-22日在捷克布拉格举行，比赛包括了第2届布拉格大师赛和第2届布拉格挑战赛，均为10位棋手进行9轮大循环比赛。第5轮比赛结束，大师赛维迪特积4分领先，挑战赛Stefansson积4分领先。

2nd Prague Masters 2019 Prague CZE (CZE), 11-22 ii 2020															cat. XIX (2707)
					1	2	3	4	5	6	7	8	9	0
1	Vidit, Santosh Gujrathi	g	IND	2721	*	.	.	½	1	½	1	.	1	.	4	2927
2	Vitiugov, Nikita	g	RUS	2731	.	*	.	1	½	½	½	½	.	.	3	2765
3	Duda, Jan-Krzysztof	g	POL	2755	.	.	*	½	.	.	½	½	½	1	3	2768
4	Anton Guijarro, David	g	ESP	2697	½	0	½	*	.	.	.	.	½	1	2½	2721
5	Firouzja, Alireza	g	FID	2726	0	½	.	.	*	½	½	1	.	.	2½	2698
6	Grandelius, Nils	g	SWE	2659	½	½	.	.	½	*	.	½	.	0	2	2649
7	Ragger, Markus	g	AUT	2670	0	½	½	.	½	.	*	.	.	½	2	2658
8	Harikrishna, Pentala	g	IND	2713	.	½	½	.	0	½	.	*	½	.	2	2638
9	Shankland, Sam	g	USA	2683	0	.	½	½	.	.	.	½	*	½	2	2648
10	Navara, David	g	CZE	2717	.	.	0	0	.	1	½	.	½	*	2	2620

　

Round 1 (February 12, 2020)

Vidit, Santosh Gujrathi - Shankland, Sam 1-0 32 E46 Nimzo Indian Rubinstein

Vitiugov, Nikita - Anton Guijarro, David 1-0 44 B31 Sicilian Rossolimo

Firouzja, Alireza - Ragger, Markus ½-½ 44 C84 Ruy Lopez Centre Attack

Grandelius, Nils - Harikrishna, Pentala ½-½ 36 B47 Sicilian Paulsen

Navara, David - Duda, Jan-Krzysztof 0-1 36 B90 Sicilian Najdorf Variation

Round 2 (February 13, 2020)

Anton Guijarro, David - Vidit, Santosh Gujrathi ½-½ 49 D38 QGD Ragozin

Grandelius, Nils - Firouzja, Alireza ½-½ 80 C67 Ruy Lopez Berlin

Ragger, Markus - Vitiugov, Nikita ½-½ 36 C11 French Defence

Harikrishna, Pentala - Duda, Jan-Krzysztof ½-½ 31 E00 Catalan

Shankland, Sam - Navara, David ½-½ 38 E06 Catalan

Round 3 (February 14, 2020)

Vidit, Santosh Gujrathi - Ragger, Markus 1-0 46 D85 Gruenfeld Defence

Vitiugov, Nikita - Grandelius, Nils ½-½ 39 A48 King's Indian Defence /c2-c4

Duda, Jan-Krzysztof - Shankland, Sam ½-½ 42 B90 Sicilian Najdorf Variation

Firouzja, Alireza - Harikrishna, Pentala 1-0 40 C84 Ruy Lopez Centre Attack

Navara, David - Anton Guijarro, David 0-1 41 D35 QGD Exchange

Round 4 (February 15, 2020)

Anton Guijarro, David - Duda, Jan-Krzysztof ½-½ 30 A15 English counter King's Fianchetto

Firouzja, Alireza - Vitiugov, Nikita ½-½ 45 C84 Ruy Lopez Centre Attack

Grandelius, Nils - Vidit, Santosh Gujrathi ½-½ 35 C65 Ruy Lopez Berlin

Ragger, Markus - Navara, David ½-½ 60 C50 Giuoco Piano

Harikrishna, Pentala - Shankland, Sam ½-½ 48 B90 Sicilian Najdorf Variation

Round 5 (February 16, 2020)

Vidit, Santosh Gujrathi - Firouzja, Alireza 1-0 24 D13 Slav Exchange

Vitiugov, Nikita - Harikrishna, Pentala ½-½ 59 D02 Queen's Pawn Game

Duda, Jan-Krzysztof - Ragger, Markus ½-½ 30 C68 Ruy Lopez Exchange

Shankland, Sam - Anton Guijarro, David ½-½ 48 A45 Trompowsky

Navara, David - Grandelius, Nils 1-0 55 A33 English Symmetrical

　

2nd Prague Challengers Prague CZE (CZE), 11-22 ii 2020 cat. XIV (2586)

　 1 2 3 4 5 6 7 8 9 0 　

1 Stefansson, Hannes g ISL 2529 * ½ . ½ . . . 1 1 1 4 2787

2 Esipenko, Andrey g RUS 2654 ½ * ½ . ½ 1 . . . 1 3½ 2743

3 Bartel, Mateusz g POL 2639 . ½ * ½ . . 1 ½ 1 . 3½ 2726

4 Nguyen, Thai Dai Van g CZE 2560 ½ . ½ * . ½ ½ . ½ . 2½ 2601

5 Van Foreest, Jorden g NED 2667 . ½ . . * ½ ½ ½ . ½ 2½ 2580

6 Piorun, Kacper g POL 2611 . 0 . ½ ½ * . ½ . 1 2½ 2569

7 Abasov, Nijat g AZE 2670 . . 0 ½ ½ . * . ½ 1 2½ 2589

8 Cernousek, Lukas m CZE 2442 0 . ½ . ½ ½ . * ½ . 2 2529

9 Krejci, Jan g CZE 2559 0 . 0 ½ . . ½ ½ * . 1½ 2419

10 Kriebel, Tadeas m CZE 2524 0 0 . . ½ 0 0 . . * ½ 2260

　

Round 1 (February 12, 2020)

Stefansson, Hannes - Kriebel, Tadeas 1-0 48 B47 Sicilian Paulsen

Bartel, Mateusz - Esipenko, Andrey ½-½ 31 C77 Ruy Lopez Anderssen

Nguyen, Thai Dai Van - Abasov, Nijat ½-½ 46 A37 English Symmetrical

Piorun, Kacper - Van Foreest, Jorden ½-½ 52 B92 Sicilian Najdorf with 6.Be2

Krejci, Jan - Cernousek, Lukas ½-½ 46 C01 French Exchange

Round 2 (February 13, 2020)

Esipenko, Andrey - Stefansson, Hannes ½-½ 30 E20 Nimzo Indian

Nguyen, Thai Dai Van - Krejci, Jan ½-½ 45 A14 Reti Opening

Abasov, Nijat - Van Foreest, Jorden ½-½ 30 E62 King's Indian 6...Nc6

Cernousek, Lukas - Bartel, Mateusz ½-½ 49 C47 Four Knights

Kriebel, Tadeas - Piorun, Kacper 0-1 53 E91 King's Indian Classical

Round 3 (February 14, 2020)

Stefansson, Hannes - Cernousek, Lukas 1-0 51 C11 French Defence

Bartel, Mateusz - Nguyen, Thai Dai Van ½-½ 46 D30 Queen's Gambit (without Nc3)

Van Foreest, Jorden - Kriebel, Tadeas ½-½ 41 D02 Queen's Pawn Game

Piorun, Kacper - Esipenko, Andrey 0-1 64 C78 Ruy Lopez Moeller Defence

Krejci, Jan - Abasov, Nijat ½-½ 34 E21 Nimzo Indian 4.Nf3

Round 4 (February 15, 2020)

Esipenko, Andrey - Van Foreest, Jorden ½-½ 30 D26 QGA

Nguyen, Thai Dai Van - Stefansson, Hannes ½-½ 46 C43 Petroff's Defence

Abasov, Nijat - Kriebel, Tadeas 1-0 37 A18 English Opening

Cernousek, Lukas - Piorun, Kacper ½-½ 75 B40 Sicilian Classical

Krejci, Jan - Bartel, Mateusz 0-1 43 D37 QGD 5.Bf4

Round 5 (February 16, 2020)

Stefansson, Hannes - Krejci, Jan 1-0 33 C92 Ruy Lopez Chigorin

Bartel, Mateusz - Abasov, Nijat 1-0 36 E01 Catalan

Van Foreest, Jorden - Cernousek, Lukas ½-½ 39 C11 French Defence

Piorun, Kacper - Nguyen, Thai Dai Van ½-½ 22 C67 Ruy Lopez Berlin

Kriebel, Tadeas - Esipenko, Andrey 0-1 35 E04 Catalan

作者纳兰红叶《红叶国际象棋》20-02-17