Gutenberg Open Mainz 2026 B-Turnier

Open SwissStandard

110 players participated in this 7-round tournament, held from 14 May 2026 to 17 May 2026 in Mainz, Germany. 4 federations represented. Top 10 Elo average was 1863, and top seed was Volker Kropp (🇩🇪 GER, 2003).

Maximilian Maerz (🇩🇪 GER, 1873) won with 6.5/7, ahead of Roman Kulkovets (6.0) and Mirco Piacentino (6.0). Maerz won solo starting round 4.

The biggest upset came in round 1: Max Simonov (1486) beat Volker Kropp (2003), a +517-point gap.

Location

🇩🇪Mainz, Germany

Dates

14 May 2026 → 17 May 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 7 rounds

Top seed

🇩🇪Volker Kropp2003

Avg top 10

1,863

Participants

110

Federations · 4 represented

🇩🇪Germany×89

🇧🇪Belgium×1

🇺🇦Ukraine×1

🇱🇺Luxembourg×1

Top 3

🥇
Maximilian Maerz
🇩🇪GER·1873
6.5pts·2150perf+36.2
🥈
Roman Kulkovets
🇺🇦UKR·1881
6.0pts·1997perf+34.4
🥉
Mirco Piacentino
🇩🇪GER·1674
6.0pts·2018perf+26.4

How it unfolded

Top 6 · 7 rounds

Maximilian Maerz led from R4; +0.5-point edge over the runner-up.

Co-leaders

Maerz6.5Kulkovets6Piacentino6Dienlin5.5Busch5.5Bodach5.5

R4–R7 · LEAD HELD

Maximilian Maerz held the sole lead from R4 through R7 without losing it.

R7 · HEAD-TO-HEAD · WINNER VS 2ND

Maximilian Maerz drew with Roman Kulkovets (Black).

WIN STREAKS · 3 top finishers

Maximilian Maerz 6 wins (R1–R6)Roman Kulkovets 3 wins (R4–R6)Mirco Piacentino 3+3 wins (R1–R3, R5–R7)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Maximilian Maerz	*	½	1	—
2Roman Kulkovets	½	*	—	—
3Mirco Piacentino	0	—	*	—
4Aaron Dienlin	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Maerz, Maximilian	1873	GER	+40N	+28B	+8N	+3B	+5N	+14B	=2N	6.5	31.0	35.0	32.00	2150	+36.2
2	Kulkovets, Roman	1881	UKR	+66B	+41N	=4B	+32N	+16B	+18N	=1B	6.0	29.0	32.0	26.00	1997	+34.4
3	Piacentino, Mirco	1674	GER	+43B	+13N	+37B	−1N	+42B	+49N	+15B	6.0	28.0	31.5	25.00	2018	+26.4
4	Bodach, Jonas	1650	GER	+95N	+84B	=2N	−5B	+39N	+23B	+20N	5.5	27.0	29.0	20.50	1930	+58.0
5	Busch, Malte	1863	GER	+83B	=47N	+62B	+4N	−1B	+48N	+24B	5.5	26.5	29.0	20.75	1841	-0.8
6	Wolf, Noah	1724	GER	+59N	=19B	+72N	−11B	+53N	+34B	+14N	5.5	25.0	28.0	20.75	1953	+32.8
7	Dienlin, Aaron	1738	GER	+35B	=70N	=29B	+67N	+30B	=15N	+16B	5.5	24.0	27.0	21.25	1811	+23.6
8	Krannich, Eva	1640	GER	+106N	+76B	−1B	+44N	−15B	+80N	+37B	5.0	25.0	26.0	15.00	1039	-19.6
9	Schweiger, Tilmann	0	GER	+58B	=36N	+48B	−16N	+?B	=10N	+31B	5.0	24.5	24.5	15.50	1769	0.0
10	Henzelmann, Klaus	1788	GER	+75N	=82B	=19N	+57B	=28N	=9B	+29N	5.0	24.0	26.5	18.50	1702	-9.2
11	Sen, Hamza	0	GER	=62B	+63N	+?B	+6N	−14B	=31N	+38B	5.0	24.0	24.0	16.00	1764	0.0
12	van Boemmel, Philipp	1804	GER	=50B	=27N	+87B	=47N	+63B	=17N	+30B	5.0	23.0	25.5	17.50	1789	-1.2
13	van Kan, Jan	0	GER	+69N	−3B	−28N	+?B	+?N	+64B	+33N	5.0	20.0	20.0	10.00	1733	0.0
14	Zimmer, Sascha	1936	GER	+87N	+54B	+21N	=18B	+11N	−1N	−6B	4.5	29.5	32.0	17.75	1756	-24.0
15	Ion, Marcel-Trestieni	1804	BEL	+52N	−30B	+40N	+82B	+8N	=7B	−3N	4.5	28.0	30.5	17.75	1678	-35.6
16	Kavvadias, Spyridon Georgios	1751	GER	+93N	+71B	=17N	+9B	−2N	+28B	−7N	4.5	28.0	30.5	16.75	1653	-24.0
17	Simonov, Max	1486	GER	+49N	+31N	=16B	+33B	−18N	=12B	=21N	4.5	26.5	30.0	18.50	1866	+131.6
18	Hofmann, Werner	1765	GER	+44N	+55B	+30N	=14N	+17B	−2B	F	4.5	26.5	26.5	18.25	1845	+11.8
19	Didas, Emma	1530	GER	+85B	=6N	=10B	=31N	=51B	=25N	+48B	4.5	26.0	28.5	17.25	1786	+80.8
20	Schaefer, Markus	1776	GER	−42B	+65N	+66B	+55N	+32B	=24N	−4B	4.5	24.5	27.5	15.75	1785	+2.4
21	Derr, Georg	1655	GER	+103N	+68B	−14B	=29N	=27B	+42N	=17B	4.5	24.5	26.0	15.00	1520	-22.8
22	Kanert, Lothar	1607	GER	−24N	+89B	+74N	=39B	=25B	=45N	+61B	4.5	23.5	26.0	15.25	1808	+10.4
23	Ziska, Stephan	1820	GER	+105B	=73N	=47B	=24B	+54N	−4N	+56B	4.5	23.5	25.0	14.00	1691	-16.4
24	Pigeyre, Maxim	0	GER	+22B	=?N	+36B	=23N	+?N	=20B	−5N	4.5	23.0	23.0	13.00	1763	0.0
25	Sabel, Reinhard	1808	GER	=72N	+102B	=82N	=64B	=22N	=19B	+50N	4.5	21.0	22.5	13.75	1626	-20.8
26	Kobs, Stephan	1839	GER	=102N	−72B	=50N	+86B	=83N	+52B	+53N	4.5	18.5	20.0	13.25	1632	-12.4
27	Krahnke, Alexander	0	GER	=33N	=12B	+?N	=?B	=21N	=?B	+51N	4.5	17.0	17.0	10.25	1742	0.0
28	Nguyen, Minh Anh	1622	GER	+96B	−1N	+13B	+78N	=10B	−16N	=43B	4.0	28.0	30.0	14.50	1531	-12.0
29	Shtogrin, Joseph Stephan	1514	GER	+60N	=38B	=7N	=21B	+88N	=33B	−10B	4.0	26.5	29.0	15.00	1728	+64.4
30	Mies, Frederik	1609	GER	+91B	+15N	−18B	+37N	−7N	+65B	−12N	4.0	26.5	29.0	14.00	1585	-2.4
31	Manuel dos Santos, Fabio	1692	GER	+86N	−17B	+75N	=19B	+52N	=11B	−9N	4.0	25.5	28.0	13.75	1315	-19.4
32	Metzger, Jan Patrick	1666	GER	+79N	+98B	+39N	−2B	−20N	=35B	=34N	4.0	25.5	27.5	13.00	1029	-23.2
33	Gorg, Michael	1798	GER	=27B	+50N	+73B	−17N	+47B	=29N	−13B	4.0	25.0	28.0	14.25	1636	-30.0
34	Strith, Simon	0	GER	−71B	+35N	+?B	=41N	+36B	−6N	=32B	4.0	24.5	24.5	12.00	1635	0.0
35	FIDE 533086290	0	—	−7N	−34B	+95B	+68N	+55B	=32N	=36B	4.0	24.0	26.0	12.50	1661	0.0
36	Englert, Ann	1669	GER	+97N	=9B	−24N	+56B	−34N	+83B	=35N	4.0	23.5	25.5	12.50	2286	+20.8
37	Grimm, Sean	0	GER	+53N	+?B	−3N	−30B	+87N	+88B	−8N	4.0	23.5	23.5	8.50	1635	0.0
38	Cichon, Joerg	1726	GER	+45B	=29N	+70B	F	=64N	+40B	−11N	4.0	23.0	23.0	14.50	1716	-1.0
39	Dotsenko, Alexander	0	GER	+67N	+?B	−32B	=22N	−4B	=63N	+66B	4.0	23.0	23.0	9.75	1611	0.0
40	Rachel, Fabienne	1480	GER	−1B	+107N	−15B	+100N	+85B	−38N	+69N	4.0	22.5	23.5	8.50	1586	+15.6
41	Dieckmann, Luna	1628	GER	+104N	−2B	+98N	=34B	−49N	=72B	+65N	4.0	21.5	23.0	10.00	1142	-5.6
42	Brown, Bronston Johannes	0	GER	+20N	=51B	+88N	=?B	−3N	−21B	+?N	4.0	21.0	21.0	8.75	1703	0.0
43	Hellmann, Fabian	0	GER	−3N	=?B	+102N	+62N	−48B	+82B	=28N	4.0	20.5	20.5	9.00	1650	0.0
44	Pickhardt, Rene	0	GER	−18B	+81N	+?N	−8B	+69N	=?B	=?N	4.0	15.5	15.5	6.00	1680	0.0
45	Kluge, Peter	0	GER	−38N	+110B	−54N	+109B	+?N	=22B	=?N	4.0	12.0	12.0	2.25	1583	0.0
46	Lang, Hardi	0	GER	=?N	−?B	=?N	−75B	+97N	+?B	+64N	4.0	8.0	8.0	5.00	1672	0.0
47	Blum-Barth, Elias	1588	GER	+74N	=5B	=23N	=12B	−33N	+77B	F	3.5	25.5	28.5	13.50	1734	+26.8
48	Baumgarten, Otto	1676	GER	+65N	=80B	−9N	+70B	+43N	−5B	−19N	3.5	25.0	28.0	11.50	1512	-26.8
49	Kropp, Volker	2003	GER	−17B	+92N	=56B	+73N	+41B	−3B	F	3.5	24.5	27.0	11.25	1622	-41.0
50	Le, Andreas	0	GER	=12N	−33B	=26B	+96N	+?B	=51N	−25B	3.5	23.5	23.5	8.50	1696	0.0
51	Gerber, Ingo	1687	GER	+92B	=42N	=80N	=52B	=19N	=50B	−27B	3.5	23.0	25.5	11.75	1530	-4.2
52	Bud, Mika	0	GER	−15B	+96N	+58B	=51N	−31B	−26N	+88N	3.5	22.5	24.5	9.75	1680	0.0
53	Schmitz, Bernhard Hubert	1575	GER	−37B	+101N	=85B	+90N	−6B	+78N	−26B	3.5	22.0	24.0	8.75	982	-9.6
54	Roeckle, Silas	1639	GER	+107B	−14N	+45B	=80N	−23B	−56N	+92B	3.5	22.0	23.0	9.00	950	-22.2
55	Gabriel, Kjell	1569	GER	+109B	−18N	+68N	−20B	−35N	=59B	+86N	3.5	22.0	22.0	7.25	971	-19.2
56	Biedermann, Andreas	1493	GER	−84N	+106B	=49N	−36N	+90B	+54B	−23N	3.5	20.5	21.5	8.75	1668	+28.8
57	Walteros, Rio	1514	GER	−68B	+103N	+84B	−10N	=78B	−61N	+85B	3.5	19.5	21.0	8.00	988	-6.8
58	Muenster, Paul	1734	GER	−9N	+97B	−52N	−65B	=89N	+90B	+83N	3.5	19.0	21.0	8.25	2278	+7.6
59	FIDE 533081158	0	—	−6B	−85N	+99B	=84N	=62B	=55N	+?B	3.5	19.0	19.0	6.50	1623	0.0
60	Zuerpel, Anastasia	0	GER	−29B	+86B	=71N	−63N	+73B	+67N	−?B	3.5	18.5	18.5	10.00	1505	0.0
61	Seitenspinner, Janina	0	GER	F	−?B	+108N	+?B	=82N	+57B	−22N	3.5	11.5	11.5	5.75	1591	0.0
62	Jelacic, Luca	1620	GER	=11N	+77B	−5N	−43B	=59N	=76B	=75N	3.0	24.0	27.0	10.25	1063	-8.0
63	Dowgialo, Franciszek	1577	LUX	=78N	−11B	+77N	+60B	−12N	=39B	−76N	3.0	23.5	26.5	10.00	1004	-8.4
64	Goodwin, David	1580	GER	−90B	+100N	+94B	=25N	=38B	−13N	−46B	3.0	22.5	24.5	8.75	1767	+9.8
65	Dorfner, Georg	0	GER	−48B	−20B	+104N	+58N	+71B	−30N	−41B	3.0	22.5	24.0	8.00	1536	0.0
66	Tugendhat Tang, Kai Roby	1482	GER	−2N	+104B	−20N	−74B	+98B	+68N	−39N	3.0	22.5	24.0	6.50	1029	-9.2
67	Kayumov, Abdumalik	1511	GER	−39B	+95N	+76N	−7B	=74N	−60B	=77N	3.0	22.0	24.0	8.00	938	-8.4
68	FIDE 533082618	0	—	+57N	−21N	−55B	−35B	+79N	−66B	+104N	3.0	21.5	23.0	8.00	1362	0.0
69	Schoenborn, Nils	1714	GER	−13B	+79N	=105B	=71N	−44B	+93N	−40B	3.0	21.5	23.0	7.75	1364	-53.6
70	Kraehmer, Simon	1518	GER	+110N	=7B	−38N	−48N	−77B	+84N	=78B	3.0	21.5	21.5	6.75	1440	-9.6
71	Ivanenko, Daryna	1540	GER	+34N	−16N	=60B	=69B	−65N	=86B	=74N	3.0	21.0	23.5	10.00	1540	0.0
72	Pushkarov, Artem	0	GER	=25B	+26N	−6B	−?N	+84B	=41N	−?N	3.0	21.0	21.0	11.25	1596	0.0
73	Haefner, Celine Milena	1575	GER	+108N	=23B	−33N	−49B	−60N	=89B	+95N	3.0	20.0	21.0	6.50	1591	0.0
74	Keskin, Mehmet Yavuz	0	GER	−47B	+83N	−22B	+66N	=67B	−?N	=71B	3.0	19.5	19.5	8.50	1502	0.0
75	FIDE 533075999	0	—	−10B	+91N	−31B	+46N	F	=?N	=62B	3.0	18.5	18.5	8.00	1477	0.0
76	Haeffner, Len	0	GER	F	−8N	−67B	=93N	+105B	=62N	+63B	3.0	18.0	18.0	7.25	1559	0.0
77	Hansen, Jonathan	0	GER	=?B	−62N	−63B	+102B	+70N	−47N	=67B	3.0	17.0	17.0	6.00	1502	0.0
78	Switzer, Shawn Timothy	0	GER	=63B	=?N	+?N	−28B	=57N	−53B	=70N	3.0	17.0	17.0	4.75	1519	0.0
79	FIDE 533056030	0	—	−32B	−69B	+91N	−?N	−68B	+106B	+96N	3.0	15.5	15.5	5.50	853	0.0
80	Zhang, Hengrui	0	GER	+?N	=48N	=51B	=54B	=?N	−8B	−?N	3.0	15.5	15.5	5.25	1614	0.0
81	FIDE 533085722	0	—	−82N	−44B	−89N	+95B	+102N	−?B	+97N	3.0	14.5	14.5	5.50	1426	0.0
82	Lueders, Eric	1585	GER	+81B	=10N	=25B	−15N	=61B	−43N	F	2.5	24.5	24.5	9.50	1675	+6.4
83	Maltsev-Bekker, Boris	1478	GER	−5N	−74B	+103B	+98N	=26B	−36N	−58B	2.5	22.5	24.0	5.75	1454	-5.2
84	Schaefer, Annika	0	GER	+56B	−4N	−57N	=59B	−72N	−70B	+102N	2.5	22.0	23.5	6.75	1457	0.0
85	Malis, Zoran	0	GER	−19N	+59B	=53N	=?B	−40N	=87B	−57N	2.5	21.5	21.5	6.50	1365	0.0
86	Singaraju, Sashank	0	GER	−31B	−60N	+107B	−26N	+99B	=71N	−55B	2.5	20.5	21.5	4.50	1338	0.0
87	Pishnograev, Ilya	1485	GER	−14B	+99N	−12N	+89B	−37B	=85N	F	2.5	20.5	20.5	5.75	1045	-4.2
88	Fechner, Johan Henrik	1665	GER	+100B	=90N	−42B	+105N	−29B	−37N	−52B	2.5	20.0	21.5	4.75	1481	-19.2
89	Skrzydlewski, Filip	0	GER	−?B	−22N	+81B	−87N	=58B	=73N	=93B	2.5	19.0	19.0	7.50	1371	0.0
90	Grossecappenberg, Jannik	0	GER	+64N	=88B	−?N	−53B	−56N	−58N	+103B	2.5	17.5	17.5	5.75	1426	0.0
91	FIDE 533090289	0	—	−30N	−75B	−79B	−103N	+110B	+98N	=94B	2.5	16.0	16.0	3.25	809	0.0
92	Trenz, Kerstin	0	GER	−51N	−49B	+106N	−?B	+96N	=?B	−54N	2.5	13.5	13.5	3.00	1384	0.0
93	Arnoldi-Meadows, Tatjana	0	GER	−16B	+109N	−?N	=76B	=?N	−69B	=89N	2.5	13.0	13.0	2.75	1397	0.0
94	James-Schulz, Ezra	0	GER	=?N	=?B	−64N	−?B	+106N	−?B	=91N	2.5	6.5	6.5	2.25	1394	0.0
95	FIDE 533089930	0	—	−4B	−67B	−35N	−81N	+107B	+109N	−73B	2.0	19.5	19.5	1.00	779	0.0
96	FIDE 533074704	0	—	−28N	−52B	+97N	−50B	−92B	+101N	−79B	2.0	18.5	20.5	4.00	822	0.0
97	Kayumov, Abdukarim	0	GER	−36B	−58N	−96B	+107N	−46B	+99N	−81B	2.0	18.5	19.5	3.00	902	0.0
98	Soundiraraju, Kaavya	0	GER	+?N	−32N	−41B	−83B	−66N	−91B	+108N	2.0	17.0	17.0	1.00	1341	0.0
99	FIDE 533065365	0	—	−?N	−87B	−59N	+108B	−86N	−97B	+109B	2.0	11.5	11.5	1.00	765	0.0
100	Wolf, Jakob	0	GER	−88N	−64B	+110N	−40B	+109N	−?B	−?N	2.0	9.5	9.5	0.00	806	0.0
101	FIDE 533048789	0	—	−?N	−53B	−?N	+104B	−?N	−96B	+106N	2.0	8.0	8.0	2.50	826	0.0
102	Hafner, Hans-Peter	1469	GER	=26B	−25N	−43B	−77N	−81B	+107N	−84B	1.5	21.5	22.5	3.25	1631	+11.2
103	FIDE 533081816	0	—	−21B	−57B	−83N	+91B	−?N	=104B	−90N	1.5	17.0	17.0	3.25	780	0.0
104	FIDE 533088640	0	—	−41B	−66N	−65B	−101N	+108B	=103N	−68B	1.5	16.5	17.5	1.75	755	0.0
105	Filis, Leon	1448	GER	−23N	+108B	=69N	−88B	−76N	F	F	1.5	14.0	14.0	2.50	1460	0.0
106	FIDE 533087652	0	—	−8B	−56N	−92B	+110N	−94B	−79N	−101B	1.0	18.5	18.5	0.00	767	0.0
107	FIDE 533088438	0	—	−54N	−40B	−86N	−97B	−95N	−102B	+110N	1.0	15.5	15.5	0.00	729	0.0
108	FIDE 577049551	0	—	−73B	−105N	−61B	−99N	−104N	+110B	−98B	1.0	13.5	13.5	0.00	712	0.0
109	FIDE 533074690	0	—	−55N	−93B	F	−45N	−100B	−95B	−99N	0.0	16.0	16.0	0.00	769	0.0
110	FIDE 577050029	0	—	−70B	−45N	−100B	−106B	−91N	−108N	−107B	0.0	13.5	14.5	0.00	718	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Simonov, MaxGER
+131.6
4.5 pts · #10
2Didas, EmmaGER
+80.8
4.5 pts · #19
3Shtogrin, Joseph StephanGER
+64.4
4.0 pts · #29

Top rating losers

1Schoenborn, NilsGER
-53.6
3.0 pts · #66
2Kropp, VolkerGER
-41.0
3.5 pts · #42
3Ion, Marcel-TrestieniBEL
-35.6
4.5 pts · #18

Biggest upsets

R1+517 Elo gap
Simonov, Max1486 beat Kropp, Volker2003
R6+329 Elo gap
Piacentino, Mirco1674 beat Kropp, Volker2003
R4+312 Elo gap
Simonov, Max1486 beat Gorg, Michael1798