CChessStats

Amsterdam Chess Open 2025 Group D

Open SwissStandard

161 players participated in this 6-round tournament, held from 24 Oct 2025 to 26 Oct 2025 in Amsterdam, Netherlands. 8 federations represented. Top 10 Elo average was 1673, and top seed was Welmoed Groot Kormelink (🇳🇱 NED, 1692).

Teun De Groot (🇳🇱 NED, 1665) won with 5.5/6, ahead of Sahit Vankayala (5.5) and Selim Ferhad Hamidov (5.5). De Groot won on tie-break after catching the field in the final round.

The biggest upset came in round 3: Jason Ren (1400) beat Nils Kunz (1644), a +244-point gap.

Location
🇳🇱Amsterdam, Netherlands
Dates
24 Oct 2025 → 26 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Top seed
Avg top 10
1,673
Participants
161
Federations · 8 represented
🇳🇱Netherlands×92
🇮🇸Iceland×6
🇬🇧England×5
🇩🇪Germany×3
🇵🇱Poland×2
🇲🇪Montenegro×2
🇹🇷Turkiye×2
🇧🇪Belgium×1
Top 3

How it unfolded

Top 6 · 6 rounds

Tight race until R6; 3 players tied at 5.5/6, decided on Buchholz. Title race narrowed from 5 co-leaders at R4 to 3 at the finish.

Co-leaders
72
32
13
5
1
3
1.534.56R1R2R3R4R5R6
R6 · TIEBREAK CLUSTER

3 players finish on 5.5/6. De Groot takes the title on Buchholz Cut1 (19.0).

WIN STREAKS · 3 top finishers

Selim Ferhad Hamidov 3 wins (R4–R6)Teun De Groot 3 wins (R1–R3)Sahit Vankayala 3 wins (R1–R3)

R5 · FORMER LEADER FALL

Orhan Galip Ozdemir held the sole lead at R5 but finished #67.

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Selim Ferhad Hamidov*
2Teun De Groot*
½
3Sahit Vankayala
½
*
4Mohammad Shetabivash*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1De Groot, Teun1665NED+119B+143N+39B=2N+6B+66N5.519.020.017.251924+21.6
2Sahit Vankayala1507IND+21N+122B+80N=1B+99N+34B5.517.519.016.251926+63.2
3Hamidov, Selim Ferhad0NED+?N+?B=?N+41B+13N+4B5.513.013.013.0017140.0
4Ozdemir, Orhan Galip1685NED+136B+23N+40B+10N+12B3N5.022.023.017.502375+14.0
5Bulva, Maksim1657POL+107N+48B+8N+7BF+19B5.021.523.519.502323+6.4
6Carter, Benjamin1605ENG+130N+145B+46N+30B1N+52B5.017.518.513.00865-16.8
7Kingma, Nino0AHO+42N+?B+?N5N+?B+62B5.011.511.56.5016730.0
8Al-Assbahi, Obaida0NED+?B+99N5B+?N+?N+56B5.010.010.05.0016790.0
9Shetabivash, Mohammad0NED=87B+?N+61B+38N=?B+?N5.09.09.07.7516720.0
10Eilinghoff, Johannes1559GER+127B+35N+22B4B+25N=16N4.521.022.515.251653+12.8
11FIDE 401184600+55B+60N+29B12N=28B+36N4.519.022.015.5015050.0
12Van Gasteren, Chris0NED+83N+82B+81N+11B4N=?B4.517.017.012.0016370.0
13Bovens, Berend0NED=86B+128N+?B+37N3B+43N4.516.516.59.7516770.0
14Horwood, Alexander1487ENG+133N=51B36B+106N+44B+37N4.515.516.511.501841+37.2
15Ren, Jason1400ENG+?B=?N+44B=36N=35B+40N4.514.014.010.5016860.0
16Botland, Robin1593NED27N+158B+156N+109B+65N=10B4.513.513.57.251689+10.0
17Silva Dushan Manishka Jude0SRI=26N+?B+122N+70B=?B=?N4.58.58.56.5016330.0
18Sutrisno, Agus0NED+52N+19B+56N+34BFF4.018.518.513.5016460.0
19Tiuca, Emma1513GER+58B18N+126B+104N+53B5N4.017.018.59.501790+42.4
20Naranjo Contrera, Nestor1639NED+158B=38N+106B=28N29B+35N4.017.017.09.251634-0.4
21Schipper, Mika0NED2B+85N+123N=39B+?N=33N4.017.017.07.7515430.0
22Van Dijk, Jeroen1684NED+135N+105B10N27B+50N+59B4.016.517.59.001609-10.8
23Mors, Rens0NED+141N4B=?N+93B=69N+67B4.014.514.58.008840.0
24FIDE 401152240+138N+67B65N25B+98N+109B4.014.015.08.0014430.0
25Drager, Jason0NED+?B81B+84N+24N10B+?N4.013.513.56.5014670.0
26FIDE 401149450=17B+111N70B=?N+?B+53N4.012.512.57.2516620.0
27Atashrazm, Mehran0NED+16B41B+?N+22N?B+?N4.012.012.08.5016450.0
28Oruc, Ediz0NEDF+?B+51N=20B=11N+?N4.011.511.57.2516890.0
29Kostov, Stoyan0NED+50N+?B11N+?B+20N?B4.011.511.57.0016490.0
30Reyes Rodriguez, Agustin0NED+?B+57N+?B6N+80B?N4.010.510.55.5015850.0
31Guler, Melim0TUR?N42B+107N+122B+?N+54B4.010.010.06.5016100.0
32Perunicic, Filip0MNEF+?N+103B?N+104B+39N4.07.57.57.5016220.0
33Macnaughton, Adeon0NED=?B=?N+?B=?N+100N=21B4.06.06.04.0015720.0
34Kadovic, Tamara1603MNE+49B+64N+53B18N=47B2N3.519.522.511.251599-0.4
35Van der Linde, Lars0NED+84N10B+121N+50B=15N20B3.518.520.59.758070.0
36Van der Drift, Mik0NEDF+98B+14N=15B+59N11B3.518.518.511.7515090.0
37Swaak, Leon0NED+73N+?B=41N13B+51N14B3.518.518.57.7515910.0
38Ay, Barry1465NED+160N=20B+68N9B41N+82B3.518.018.07.501720+53.6
39Sertel, Onur1602TUR+154N+113B1N=21N+92B32B3.518.018.06.50865-16.4
40FIDE 401163870+101B+95N4N=69B+91N15B3.517.519.58.508840.0
41Hoogerwaard, Samantha1636NED+112B+27N=37B3N+38B3.516.518.511.252265+11.2
42Kaushik, Shashank1588NED7B+31N64B+159N+108B=89N3.516.516.57.252253+12.8
43De Waal, Robin0NED=125N=?B+73N=72B+74N13B3.515.015.08.2515740.0
44Kunz, Nils1644GER=98N+134B15N+136B14N+83B3.514.515.55.501456-14.6
45Bleeker, Daniel0NED82N+83B50N+135B+?N=63B3.512.012.05.0015170.0
46Verhoeven, Matt0NED+85B+102N6B?N=?B+100N3.511.511.56.5015020.0
47Van Haastrecht, Bram0NEDFF+52N+?B=34N+102B3.58.58.56.7516550.0
48Aydincan, Levent0NED+?B5N?B+?N+57B=?N3.58.08.03.0015940.0
49Dietz, Ciara0NED34N+?B+?N62B=?N+?B3.56.56.50.0015890.0
50Sabat, Pawel0POL29B+120N+45B35N22B+101N3.017.019.07.508840.0
51Zur, Eytan1650NED+59B=14N28B=125N37B+98N3.017.018.58.001722+8.8
52Badgujar, Rudra0NED18B+58N47B+126N+?B6N3.017.017.04.5016160.0
53Heins, Ricardo1691NED+124N+144B34N+54B19N26B3.016.017.05.501516-35.6
54Karaaslan, Murat1534NED89B+110N+77B53N+58B31N3.015.517.58.00891-11.6
55Sigurdardottir, Sigrun Tara1424ISL11N+118N=63B+105B=72N68B3.015.517.57.00835-10.4
56Demarteau, Marijn1631NED+94B=103N18B=108N+114B8N3.015.517.56.501453-9.2
57Shah, Shanay1529NED+117N30B+113N75B48N+140B3.014.515.55.00883-11.6
58FIDE 40125912019N52B+131N+90B54N+130B3.014.015.55.507290.0
59Omnes, Zoe1437NED51N+149B+134N+81B36B22N3.014.014.54.001530+13.2
60Fogarty, Emily1476AUS+149N11B67N+134B+81N69B3.014.014.54.002430+28.4
61Keizers, Paul1622NED=150N+151B9N=98B=84N=91B3.012.513.04.251423-5.2
62John, Rihaan1631NEDF+123BF+49N+89B7N3.012.512.57.502271+11.6
63Ramroochsingh, Mohan0NED+76N65B=55NF+?B=45N3.012.512.56.2515140.0
64Garcia, Guillermo0NED+?N34B+42N+88B66N?B3.012.512.56.0016160.0
65Buitendijk, Diederik0NED+?B+63N+24B?N16B3.011.511.57.0014840.0
66Swart, Alex1639NED+110B+139NFF+64B1B3.011.511.56.00865-18.4
67Lonyuk, Nazariy0NED+?B24N+60B?N+?B23N3.011.011.03.0015800.0
68Huang, Weidan1632ENGFF38B+112N+116B+55N3.010.510.57.001460-18.4
69Romanova, Ema0SVKFF+?B=40N=23B+60N3.010.510.56.7515070.0
70Eisenbeiss, Bruno0BELF+100B+26N17N=?B=?N3.010.510.56.0015630.0
71Jongejan, Evienne1482NED+137N80B+157N99B102N+113B3.09.59.53.00881-10.0
72Jiao, Jonathan0NEDF+150BF=43N=55B+115N3.09.09.05.7514550.0
73Kokkula, Advaith Krishna0NED37B+?N43B+153N?B+133N3.08.58.51.508380.0
74FIDE 401255480+152N?BF+78N43B+149B3.07.57.54.008580.0
75Valk, Roland1683NED139B+129N+114B+57N3.06.57.56.502329+11.6
76FIDE 40125106063B?N+127B?N+?B+116N3.06.56.53.507780.0
77Lovisotto, Kevin0NED?N+?B54N102B+123N+?B3.06.56.51.5015520.0
78FIDE 401260720?N+133B=151N74B+149N=?B3.05.05.01.7514020.0
79Hendrix, Yali0NEDF+?N+?B?B+?N3.00.00.00.0015760.0
80Ginammi, Michele0NED+157B+71N2B=92N30N96B2.517.517.54.2515000.0
81Klaas, Alwin1630SUI+91B+25N12B59N60B=93N2.517.019.57.75656-58.4
82Makkinje, Jeroen1592NED+45B12N+142B115N=86B38N2.516.017.05.75665-13.4
83Gulave, Devran1461NED12B45N=101B+128N+106B44N2.515.517.04.50844-10.4
84Tagg, George0ENG35B+101N25B+142N=61B105N2.514.515.54.5016220.0
85FIDE 40105660046N21B+154N=132B+117N88B2.513.513.52.758340.0
86FIDE 401163600=13N=125BFF=82N+87B2.511.011.06.7515920.0
87FIDE 401149880=9N115B+150N+?B?B86N2.510.010.03.008570.0
88Au, Willy1635NEDFF=108B64N+103B+85N2.59.59.55.501453-9.6
89Nooij, Valentijn0NED+54N+?BFF62N=42B2.59.59.54.7515980.0
90Samala, Gagan Gandiva0NED99B+140N104B58N+126B=?N2.59.59.52.508440.0
91Zaboev, Alexander0NED81NF+?B+?N40B=61N2.59.09.01.5016100.0
92FIDE 401163520FF+137N=80B39N+129B2.58.58.53.758020.0
93FIDE 10703710105NF+?B23N+?B=81B2.58.58.51.2515650.0
94Ayhan, Furkan0NED56N?BF+?N+124B=?B2.54.54.51.5015680.0
95Van Kleef, Thomas0NED+?B40B+135N?N?B=?N2.54.54.51.0015320.0
96Bikker, Floris0NED=129B+?NFF?B+80N2.54.04.03.258390.0
97De Korver, Lennard0NEDFF+?B=?N=?B=?N2.50.00.00.0016180.0
98Jonsson, Emil Kari1420ISL=44B36N+128B=61N24B51B2.017.018.54.751514+13.2
99Mulder, Lars0NED+90N8BF+71N2B?N2.017.017.05.5013860.0
100Oruc, Siraz0NEDF70N+124B+103N33B46B2.014.014.03.5014220.0
101FIDE 40125530040N84B=83N=?N+112B50B2.013.513.53.2514600.0
102Knoester, Klaas1681NEDF46BF+77N+71B47N2.013.013.06.002292+10.0
103Cairo, Robin0NED+?N=56B32N100B88N=122B2.013.013.02.2516430.0
104Koks, Paul1644NED144N+107B+90N19B32N2.012.513.54.50723-13.2
105FIDE 401257180+93B22NF55NF+84B2.012.512.55.007700.0
106Pal, Dev0NEDF+?B20N14B83N+136N2.012.012.01.0013360.0
107Suanet, Ron0NED5B104N31B+155N137B+?N2.012.012.00.0014870.0
108Jonsson, Helgi Tomas1405ISL122N+155B=88N=56B42NF2.010.510.52.751443-2.0
109FIDE 401256880FF+116B16N+?B24N2.010.510.52.007910.0
110Ingadottir, Tara Lif0ISL66N54B=146N=123B+122N?B2.010.010.02.7514270.0
111FIDE 401186300=123N26B?B124N+146B=131N2.09.59.52.5011960.0
112Van den Bergh, Wim0NED41N+?B?N68B101N+138B2.09.59.51.0014220.0
113Michel, Aurelie0NED+?B39N57B+?N?B71N2.09.59.50.0013100.0
114Sigurdardottir, Emilia0ISL+132N?B75N+140B56N?N2.08.58.52.508570.0
115FIDE 401260560F+87NF+82B?N72B2.08.08.05.0016060.0
116Singh, Harman0NED=?N=?B109N+156B68N76B2.08.08.00.008350.0
117Rodil, Fer0NED57B=?N?B+?N85B=124N2.07.07.00.7514290.0
118FIDE 401155180134N55BFF+138N+125B2.06.56.52.506550.0
119Chnioune, Zinedine0NED1N+137B+155N?B2.06.56.51.008650.0
120Chaudhuri, Aarini0NED?N50B+133N?B147N+134B2.06.06.02.008190.0
121FIDE 401143250?B+?N35B?N133B+141N2.05.55.51.008480.0
122Groot Kormelink, Welmoed1692NED+108B2N17B31N110B=103N1.518.020.03.001480-21.6
123Penthor, Stacey1471NED=111B62N21B=110N77B=126N1.514.015.52.75830-11.6
124Schiavone, Andrea1401ITA53BF100N+111B94N=117B1.511.511.53.00891-6.4
125Greven, Stefan0NED=43B=86NF=51BF118N1.511.011.04.5016510.0
126Rijke, Simon0NED+?N?B19N52B90N=123B1.511.011.00.7514300.0
127FIDE 2321912010N135B76N=152B+134N?B1.510.010.01.257070.0
128FIDE 1072105860=?N13B98N83B+150N?N1.59.59.50.5011470.0
129Walraven, Fedde0NED=96N75B+?N?BF92N1.59.09.01.2514390.0
130Coskun, Roman0NED6B?N=?B=?N=?B58N1.58.08.00.0014240.0
131FIDE 401255050?B?N58BF+?N=111B1.55.05.01.0016280.0
132De Vries, Edwin0NED114B+?N?B=85N1.54.54.51.2516150.0
133Tadjer, Mehdi0NED14B78N120BF+121N73B1.014.514.52.006860.0
134FIDE 401254160+118B44N59B60N127B120N1.013.515.02.007190.0
135Roersma, Melvin1438NED22B+127N95B45N142B1.011.512.51.50884-7.6
136Najdovski, Dorijan0NED4N+152BF44NF106B1.011.011.00.508640.0
137FIDE 40126005071B119N92BF+107N1.09.59.52.006920.0
138Yanamala, Mahatej Reddy0NED24B?N+?B?N118B112N1.08.08.00.007720.0
139Hoogstad, Vera0NED+75N66BF?NF1.07.57.53.0014930.0
140Van der Meer, Kirsten0NED?N90BF114N+?B57N1.07.57.50.0014090.0
141FIDE 2322013023B?N?B?N+152N121B1.06.56.50.507490.0
142FIDE 401254830FF82N84B+135N?B1.06.06.01.0015150.0
143FIDE 401258580+155N1B1.05.55.50.008650.0
144FIDE 401253780+104B53NF1.05.07.02.0016680.0
145FIDE 401257770+?B6N1.05.05.00.0016200.0
146Adalgeirsdottir, Elsa Margret0ISL?N?N=110B?B111N=?B1.04.04.01.0014440.0
147Faber, Rick0NEDFF?B?N+120B?N1.02.02.02.007550.0
148FIDE 8440470+?B?N1.00.00.00.0016080.0
149FIDE 34548378060B59NF=?N78B74N0.512.012.00.0011840.0
150FIDE 401219920=61B72N87B?N128B0.510.010.01.5013840.0
151FIDE 401153050F61N=78BFF0.58.08.01.508220.0
152FIDE 2323834074B136N?B=127N141BF0.56.56.50.757320.0
153FIDE 401254400FF?N73B=?N?N0.53.03.00.007740.0
154FIDE 366095191039B?N85B?B?NF0.010.010.00.007920.0
155FIDE 401259390143B108N119B107BF?N0.07.07.00.006760.0
156FIDE 401254750FF16B116NF?B0.06.56.50.007910.0
157FIDE 40125920080NF71B0.05.55.50.006920.0
158Leijdekkers, Tom1417NED20N16N0.04.58.50.00815-19.6
159Ma, Sven0NEDFF?N42B0.03.53.50.007740.0
160FIDE 40125424038B0.00.03.50.006650.0
161Ajith, Naveen0NEDFF?B?NF0.00.00.00.008390.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets