"Steinitz Open" FIDE rated Chess Tournament 2026 C U12

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51 players participated in this 11-round tournament, held from 21 May 2026 to 24 May 2026 in Ulaanbaatar, Mongolia. Top 10 Elo average was 1658, and top seed was Tseesuren Tenuun (🇲🇳 MGL, 1839).

Erdenebat Enkhtulga (🇲🇳 MGL, 1701) won with 9.5/11, ahead of Gan-Erdene Sugarjav (8.5) and Tseesuren Tenuun (8.5). Enkhtulga took the lead from round 7.

The biggest upset came in round 3: Enguilen Ulemj (1465) beat Munkhjargal Munkh-Orgil (1648), a +183-point gap.

Location

🇲🇳Ulaanbaatar, Mongolia

Dates

21 May 2026 → 24 May 2026

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 11 rounds

Top seed

🇲🇳Tseesuren Tenuun1839

Avg top 10

1,658

Participants

Federations · 1 represented

🇲🇳Mongolia×20

Top 3

🥇
Erdenebat Enkhtulga
🇲🇳MGL·1701
9.5pts·1860perf+55.6
🥈
Gan-Erdene Sugarjav
🇲🇳MGL·1705
8.5pts·1791perf+38.5
🥉
Tseesuren Tenuun
🇲🇳MGL·1839
8.5pts·1847perf+8.7

How it unfolded

Top 6 · 11 rounds

Erdenebat Enkhtulga led from R4; +1.0-point edge over the runner-up.

Co-leaders

Enkhtulga9.5Tenuun8.5Sugarjav8.5Erdenebulgan8Amarsanaa7.5Tsetsenbileg7.5

R6 · LEADER CHANGE22 May

Mandakhnar Erdenebulgan takes the sole lead (5.5/6).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Erdenebat Enkhtulga beat Tseesuren Tenuun (White).

WIN STREAKS · 3 top finishers

Erdenebat Enkhtulga 4+4 wins (R1–R4, R6–R9)Tseesuren Tenuun 3+4 wins (R1–R3, R7–R10)Gan-Erdene Sugarjav 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Erdenebat Enkhtulga	*	1	0	1
2Tseesuren Tenuun	0	*	1	1
3Gan-Erdene Sugarjav	1	0	*	0
4Mandakhnar Erdenebulgan	0	0	1	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	R10	R11	Pts	Bu C1	Bu	SB	Perf	Δ
1	Enkhtulga, Erdenebat	1701	MGL	+34N	+48B	+15N	+3B	−2N	+27B	+4N	+25B	+12N	=8B	+7N	9.5	67.5	70.5	58.50	1860	+55.6
2	Gan-Erdene Sugarjav	1705	MGL	+50B	+20N	+7B	=26N	+1B	−4B	+5N	+28N	−3B	+10N	+8N	8.5	71.5	72.5	53.25	1791	+38.5
3	Tenuun, Tseesuren	1839	MGL	+29B	+19N	+28B	−1N	+9B	−25N	+15B	+26N	+2N	+4B	=5N	8.5	69.0	74.5	55.75	1847	+8.7
4	Mandakhnar Erdenebulgan	1756	MGL	+49N	+25B	=6N	+12B	+26B	+2N	−1B	=7B	+13N	−3N	+15B	8.0	71.0	72.0	46.75	1738	-5.2
5	Tsetsenbileg, Oyunbold	1486	MGL	+16N	+22B	−26B	+40N	=8B	+21N	−2B	+18B	=7N	+25N	=3B	7.5	66.0	70.5	45.25	1523	+5.6
6	Setsen Amarsanaa	1531	MGL	+30B	+47N	=4B	−8N	+19B	−7N	+40B	−9N	+15B	+20N	+13N	7.5	63.5	66.5	41.50	1516	-7.6
7	Erkhes, Tugsbayar	1498	MGL	+39N	+31B	−2N	+17B	+12N	+6B	−25B	=4N	=5B	+11N	−1B	7.0	71.0	75.5	44.25	1657	+59.2
8	Munkh-Orgil, Munkhjargal	1648	MGL	+45N	+41B	−12N	+6B	=5N	−13B	+29N	+16B	+25N	=1N	−2B	7.0	67.0	70.5	40.50	1458	-60.4
9	Tuvshin, Tsetsegdari	1428	MGL	+43N	+36B	−10N	+34B	−3N	+32B	=13N	+6B	−11N	=12B	+16N	7.0	64.0	68.0	39.00	1468	+8.0
10	Jonon, Bat-Erdene	1517	MGL	−23N	+45B	+9B	+29N	F	=17B	=12N	+20N	+28B	−2B	+24N	7.0	62.5	66.0	39.75	1623	+22.0
11	Gurragchaa Puljin	1605	MGL	F	F	F	+51B	+43N	+14B	+32N	+46N	+9B	−7B	+19N	7.0	42.5	42.5	31.50	1463	-15.2
12	Enguilen Ulemj	1465	MGL	+14B	+18N	+8B	−4N	−7B	+24N	=10B	+17N	−1B	=9N	=25B	6.5	70.0	75.5	41.25	1466	-1.6
13	Garidbileg, Turbat	1609	MGL	+42B	+38N	+37B	F	F	+8N	=9B	+27N	−4B	+26N	−6B	6.5	54.5	54.5	35.50	1606	-0.8
14	FIDE 4935217	0	—	−12N	+51B	−27B	−24N	+?B	−11N	+37N	+?B	+34N	+39B	=28N	6.5	45.0	45.0	17.25	1255	0.0
15	Gotsbileg Tuvshintugs	1498	MGL	+44B	+40N	−1B	=21N	+18B	=26N	−3N	+42B	−6N	+41B	−4N	6.0	63.5	67.5	28.25	1333	-30.8
16	FIDE 4928750	0	—	−5B	+?N	=20B	=33N	=29B	+35N	+19B	−8N	=27B	+17N	−9B	6.0	60.5	60.5	28.00	721	0.0
17	Badral Batjargal	0	MGL	+?N	F	+47B	−7N	+23B	=10N	+21B	−12B	=18N	−16B	+31N	6.0	58.0	58.0	26.50	1220	0.0
18	FIDE 4935454	0	—	+32N	−12B	+41N	=20B	−15N	+?B	+33B	−5N	=17B	=27N	=22B	6.0	57.5	57.5	25.75	683	0.0
19	FIDE 4930657	0	—	+?N	−3B	+23N	=31B	−6N	+39B	−16N	+22B	=?N	+21B	−11B	6.0	56.5	56.5	25.00	858	0.0
20	FIDE 4933877	0	—	+?N	−2B	=16N	=18N	+30B	−28B	+23N	−10B	+42N	−6B	+?N	6.0	56.0	56.0	21.50	767	0.0
21	FIDE 4936892	0	—	−25N	+49B	+32N	=15B	+31N	−5B	−17N	+39B	=33B	−19N	+35B	6.0	55.5	56.5	26.00	1299	0.0
22	FIDE 4936930	0	—	+33B	−5N	+42B	−27N	=35B	−29N	+48B	−19N	+?B	+46B	=18N	6.0	50.5	50.5	20.50	686	0.0
23	FIDE 4933923	0	—	+10B	−28N	−19B	+?N	−17N	+36B	−20B	−31N	+44B	+37N	+?B	6.0	49.5	49.5	21.00	1516	0.0
24	FIDE 4934504	0	—	−40B	−30N	+39N	+14B	+41N	−12B	+?N	−29B	+31N	+?B	−10B	6.0	49.0	49.0	20.00	691	0.0
25	Azbilguun Idertsogt	0	MGL	+21B	−4N	+38B	F	+28N	+3B	+7N	−1N	−8B	−5B	=12N	5.5	70.5	75.5	35.25	1570	0.0
26	Enerel, Khurelmunkh	1668	MGL	+35B	F	+5N	=2B	−4N	=15B	=27N	−3B	+29N	−13B	+34N	5.5	67.0	72.0	33.00	1524	-45.6
27	FIDE 4935250	0	—	−31N	+?B	+14N	+22B	F	−1N	=26B	−13B	=16N	=18B	+29N	5.5	63.5	63.5	26.75	1386	0.0
28	Unumunkh Erdenejargal	1514	MGL	F	+23B	−3N	+30N	−25B	+20N	+42B	−2B	−10N	+33N	=14B	5.5	62.5	62.5	29.75	887	-35.2
29	FIDE 4936744	0	—	−3N	+43B	+?N	−10B	=16N	+22B	−8B	+24N	−26B	+30N	−27B	5.5	61.0	61.0	24.50	868	0.0
30	FIDE 4935705	0	—	−6N	+24B	+36N	−28B	−20N	+37B	F	=?N	+40B	−29B	+39N	5.5	52.5	52.5	25.00	723	0.0
31	Tenuunnorov, Orgil	0	MGL	+27B	−7N	+35B	=19N	−21B	−33N	=34N	+23B	−24B	+42N	−17B	5.0	57.5	61.5	26.00	698	0.0
32	FIDE 4936760	0	—	−18B	+44N	−21B	+47N	+38B	−9N	−11B	−33N	+43B	−?N	+40B	5.0	51.5	51.5	20.50	717	0.0
33	FIDE 4933826	0	—	−22N	=39B	+46N	=16B	=?N	+31B	−18N	+32B	=21N	−28B	F	5.0	51.0	51.0	21.25	714	0.0
34	Enkh-Amgalan, Dandarbaatar	0	MGL	−1B	+?N	+?B	−9N	=40B	−42N	=31B	+44N	−14B	+47N	−26B	5.0	49.0	49.0	11.75	799	0.0
35	FIDE 4933281	0	—	−26N	+?B	−31N	+43B	=22N	−16B	−39N	+45B	=?N	+36B	−21N	5.0	45.5	45.5	15.50	868	0.0
36	FIDE 4937600	0	—	+?B	−9N	−30B	−39N	+44B	−23N	+51B	−41N	+38B	−35N	+42B	5.0	45.0	45.0	13.00	628	0.0
37	FIDE 4935675	0	—	+51N	+?B	−13N	F	−39B	−30N	−14B	+49N	+?B	−23B	+46N	5.0	38.5	38.5	4.00	809	0.0
38	FIDE 4937481	0	—	+?N	−13B	−25N	+48B	−32N	−46B	=45N	=?B	−36N	+?B	+44N	5.0	35.5	35.5	8.75	809	0.0
39	FIDE 4935748	0	—	−7B	=33N	−24B	+36B	+37N	−19N	+35B	−21N	+?B	−14N	−30B	4.5	57.0	57.0	17.50	698	0.0
40	FIDE 4937074	0	—	+24N	−15B	+48N	−5B	=34N	+?B	−6N	−?B	−30N	+?B	−32N	4.5	45.5	45.5	11.50	705	0.0
41	FIDE 4937546	0	—	F	−8N	−18B	+?N	−24B	−?B	+47N	+36B	+46N	−15N	F	4.0	48.0	48.0	11.00	773	0.0
42	FIDE 4937490	0	—	−13N	+46B	−22N	+?B	+?N	+34B	−28N	−15N	−20B	−31B	−36N	4.0	48.0	48.0	8.00	740	0.0
43	FIDE 4935470	0	—	−9B	−29N	+50B	−35N	−11B	+51N	−?N	+?B	−32N	−45N	+?B	4.0	34.0	34.0	1.00	717	0.0
44	FIDE 4936540	0	—	−15N	−32B	+51N	−?B	−36N	+?B	+?N	−34B	−23N	+?N	−38B	4.0	32.0	32.0	0.00	698	0.0
45	FIDE 4936663	0	—	−8B	−10N	−?N	F	−?B	+?N	=38B	−35N	−47N	+43B	+49B	3.5	32.0	32.0	7.50	783	0.0
46	FIDE 4935179	0	—	F	−42N	−33B	+50N	+47B	+38N	F	−11B	−41B	−22N	−37B	3.0	47.5	48.5	9.00	805	0.0
47	FIDE 4936370	0	—	F	−6B	−17N	−32B	−46N	+49N	−41B	+48N	+45B	−34B	−?N	3.0	41.0	41.0	7.50	731	0.0
48	FIDE 4937465	0	—	+?B	−1N	−40B	−38N	+?B	−?N	−22N	−47B	+51N	−?N	F	3.0	28.0	28.0	0.00	901	0.0
49	FIDE 4935268	0	—	−4B	−21N	−?B	F	−?N	−47B	−?N	−37B	F	+51N	−45N	1.0	26.5	26.5	0.00	956	0.0
50	FIDE 4937848	0	—	−2N	−?B	−43N	−46B	−?N	F	F	+51B	F	F	F	1.0	16.5	16.5	0.00	905	0.0
51	FIDE 4936841	0	—	−37B	−14N	−44B	−11N	F	−43B	−36N	−50N	−48B	−49B	−?N	0.0	36.5	36.5	0.00	805	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Erkhes, TugsbayarMGL
+59.2
7.0 pts · #5
2Enkhtulga, ErdenebatMGL
+55.6
9.5 pts · #4
3Gan-Erdene SugarjavMGL
+38.5
8.5 pts · #2

Top rating losers

1Munkh-Orgil, MunkhjargalMGL
-60.4
7.0 pts · #11
2Enerel, KhurelmunkhMGL
-45.6
5.5 pts · #13
3Unumunkh ErdenejargalMGL
-35.2
5.5 pts · #30

Biggest upsets

R3+183 Elo gap
Enguilen Ulemj1465 beat Munkh-Orgil, Munkhjargal1648
R4+138 Elo gap
Enkhtulga, Erdenebat1701 beat Tenuun, Tseesuren1839
R10+107 Elo gap
Erkhes, Tugsbayar1498 beat Gurragchaa Puljin1605