Dos Orillas - Decimocuarta Edicion

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53 players participated in this 6-round tournament, held from 15 Aug 2025 to 17 Aug 2025 in Santa Fe, Argentina. 2 titled players. Top 10 Elo average was 2005, and top seed was Carlos David Gomez (🇦🇷 ARG, FM, 2406).

Santiago Zapata Charles (🇦🇷 ARG, FM, 2249) won with 5.0/6, ahead of Carlos David Gomez (5.0) and Lionel Brarda (4.5). Zapata Charles shared the lead from round 1, winning on tie-break.

The biggest upset came in round 3: Nicolas Mario Gornati (1574) beat Emiliano Andres Melero (2025), a +451-point gap.

Location

🇦🇷Santa Fe, Argentina

Dates

15 Aug 2025 → 17 Aug 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 6 rounds

Top seed

🇦🇷FMCarlos David Gomez2406

Avg top 10

2,005

Participants

Titled players · 2

FM×2

Federations · 1 represented

🇦🇷Argentina×51

Top 3

🥇
FMSantiago Zapata Charles
🇦🇷ARG·2249
5.0pts·2215perf+2.2
🥈
FMCarlos David Gomez
🇦🇷ARG·2406
5.0pts·2855perf+6.1
🥉
Lionel Brarda
🇦🇷ARG·1847
4.5pts·1887perf+14.8

How it unfolded

Top 6 · 6 rounds

Tight race until R6; 2 players tied at 5.0/6, decided on Buchholz.

Co-leaders

Gomez5Zapata Charles5Acosta4.5Brarda4.5Maset4Platini4

R6 · TIEBREAK CLUSTER

2 players finish on 5.0/6. Zapata Charles takes the title on Buchholz Cut1 (20.0).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

FM Carlos David Gomez beat FM Santiago Zapata Charles (Black).

WIN STREAKS · 2 top finishers

FM Carlos David Gomez 5 wins (R2–R6)FM Santiago Zapata Charles 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMCarlos David Gomez	*	1	—	—
2FMSantiago Zapata Charles	0	*	—	—
3Carlos Rafael Acosta	—	—	*	—
4Lionel Brarda	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Zapata Charles, SantiagoFM	2249	ARG	+32B	+19N	+15B	+5N	−2B	+6N	5.0	20.0	22.5	17.50	2215	+2.2
2	Gomez, Carlos DavidFM	2406	ARG	F	+38B	+23N	+10B	+1N	+8N	5.0	17.0	17.0	17.00	2855	+6.1
3	Brarda, Lionel	1847	ARG	+46B	−27N	=14B	+28B	+16N	+11N	4.5	15.5	16.5	12.25	1887	+14.8
4	Acosta, Carlos Rafael	1788	ARG	+52N	+11B	−10N	=16B	+39N	+23B	4.5	15.0	15.0	9.75	1919	+22.0
5	Mangioni, Nicanor	1844	ARG	F	+12B	+7N	−1B	+10N	+9N	4.0	20.0	20.0	15.00	2133	+34.4
6	Platini, Renzo Jesus	1826	ARG	+22N	=21B	=11N	+12B	+7N	−1B	4.0	19.0	22.0	13.75	1916	+27.2
7	Kestler, Adolfo	1729	ARG	+51B	+9N	−5B	+17N	−6B	+32N	4.0	18.0	18.0	10.00	1873	+19.8
8	Hilgert, Gonzalo	1971	ARG	=29N	+30B	+21N	+27B	=20N	−2B	4.0	16.5	19.0	11.00	1929	-7.2
9	Maset, Antonio	1873	ARG	+28N	−7B	+44N	+33B	+35N	−5B	4.0	15.0	16.0	8.00	1817	-6.6
10	Antoniazzi, Maximiliano	1913	ARG	+31B	+13N	+4B	−2N	−5B	=12N	3.5	20.5	23.0	12.25	1892	-3.4
11	Grospietro, Patricio	1974	ARG	+14B	−4N	=6B	+29N	+13N	−3B	3.5	20.0	22.5	11.50	1795	-23.6
12	Solari, Luis Esteban	1707	ARG	+42B	−5N	+24B	−6N	+26B	=10B	3.5	17.5	19.0	9.25	1743	+4.6
13	Fernandez, Hernan	1777	ARG	+50B	−10B	=30N	+14N	−11B	+31B	3.5	15.5	16.0	7.75	1769	+1.0
14	Re, Geronimo	1600	ARG	−11N	+36B	=3N	−13B	+48N	+39B	3.5	15.0	16.0	6.75	1731	+39.2
15	Barreira Vesco, Ulises	1834	ARG	+44N	+16B	−1N	F	=37B	+21B	3.5	14.5	14.5	8.50	1902	+7.8
16	Raposo Morero, Ariel Hugo	1680	ARG	+53B	−15N	+45B	=4N	−3B	+47N	3.5	14.5	14.5	4.25	1644	-4.2
17	Dib, Nadir	1837	ARG	+24B	F	=27N	−7B	+28N	+35B	3.5	14.0	14.0	8.75	1800	-3.4
18	Melero, Emiliano Andres	2025	ARG	−21N	+22B	−28N	+41B	=31N	+29B	3.5	13.5	15.0	8.25	1625	-84.0
19	Acosta, Carlos Humberto	1804	ARG	+47N	−1B	=39N	F	+24B	+22B	3.5	13.5	13.5	7.75	1808	+1.6
20	Rios , Emiliano	1952	ARG	F	+29B	F	+25N	=8B	+27N	3.5	12.0	12.0	10.00	2099	+12.0
21	Tonetti, Pablo Emilio	1601	ARG	+18B	=6N	−8B	=31N	+34B	−15N	3.0	17.5	20.0	9.25	1782	+47.6
22	Santilli, Guido Lihue	1510	ARG	−6B	−18N	+46B	+36N	+25B	−19N	3.0	16.0	17.0	6.00	1713	+56.0
23	Fiszson, Sergio Javier	1809	ARG	+34B	+45N	−2B	−35N	+43B	−4N	3.0	15.5	16.5	5.00	1661	-20.6
24	Fritzler, Ariel Leonardo	1570	ARG	−17N	+51B	−12N	+40B	−19N	+41B	3.0	13.5	13.5	3.00	983	-28.4
25	Garrini, Juan	1722	ARG	−30N	+34B	+53N	−20B	−22N	+52B	3.0	11.5	11.5	2.50	1590	-25.2
26	Esquivel, Francisco	1564	ARG	−33N	+40B	−29N	+53B	−12N	+45B	3.0	11.0	11.0	2.50	909	-19.0
27	Taboada, Facundo	1766	ARG	+41N	+3B	=17B	−8N	F	−20B	2.5	18.0	19.5	7.75	1815	+4.2
28	Gornati, Nicolas Mario	1574	ARG	−9B	+50N	+18B	−3N	−17B	=30N	2.5	18.0	18.5	5.25	1717	+28.4
29	Scevola, Joaquin	1593	ARG	=8B	−20N	+26B	−11B	+44N	−18N	2.5	17.5	18.5	6.00	1780	+42.4
30	Bartulovich, Marcos	0	ARG	+25B	−8N	=13B	=32N	F	=28B	2.5	15.5	17.0	7.25	1734	0.0
31	Schneller, Gabriel	1583	ARG	−10N	+52B	=38N	=21B	=18B	−13N	2.5	15.0	15.0	4.00	1693	+13.0
32	Sanchez, Leonardo	1626	ARG	−1N	+47B	F	=30B	+45N	−7B	2.5	13.5	13.5	3.25	1611	-6.8
33	Hernandez, Hector Pablo	1826	ARG	+26B	=37N	+49B	−9N	F	F	2.5	12.5	12.5	5.00	1796	-2.6
34	Capello, Felipe	1475	ARG	−23N	−25N	+50B	+44B	−21N	=46B	2.5	11.0	11.5	2.00	1557	+20.4
35	Acosta, Emmanuel	1615	ARG	F	+48N	F	+23B	−9B	−17N	2.0	11.5	11.5	4.00	1743	+25.2
36	Silo, Thiago	1440	ARG	−38N	−14N	+42B	−22B	−40N	+48B	2.0	11.0	12.0	2.50	1398	-10.8
37	Vera, Enzo Ariel	1682	ARG	+40N	=33B	F	F	=15N	F	2.0	9.0	9.0	4.50	1831	+15.6
38	Lobbosco, Lautaro	1803	ARG	+36B	−2N	=31B	F	F	F	1.5	14.0	14.0	3.25	1742	-5.2
39	Ulrich, Evelyn	1556	ARG	F	F	=19B	+49N	−4B	−14N	1.5	12.5	12.5	2.75	1632	+13.2
40	Gulli, Ignacio	0	ARG	−37B	−26N	F	−24N	+36B	=43N	1.5	11.5	11.5	2.75	1418	0.0
41	Ayala, Ricardo	0	ARG	−27B	=46N	F	−18N	+42B	−24N	1.5	11.5	11.5	2.00	1412	0.0
42	FIDE 20068778	0	—	−12N	−44B	−36N	+51B	−41N	=50B	1.5	8.5	8.5	0.25	1210	0.0
43	Varela Ormache, Ernesto Jose	1577	ARG	F	−49N	+48B	F	−23N	=40B	1.5	6.5	6.5	1.75	1523	-9.2
44	Lopez, Siro	1566	ARG	−15B	+42N	−9B	−34N	−29B	F	1.0	14.0	14.0	1.50	895	-55.6
45	Rojas, Bautista	0	ARG	F	−23B	−16N	+46N	−32B	−26N	1.0	13.0	13.0	1.00	1410	0.0
46	Bono, Gael	1573	ARG	−3N	=41B	−22N	−45B	F	=34N	1.0	12.5	12.5	2.00	1338	-35.6
47	Barreira Vesco, Aquiles	1453	ARG	−19B	−32N	+51N	F	F	−16B	1.0	10.5	10.5	0.00	903	-11.8
48	Noriega, Maximiliano	1451	ARG	F	−35B	−43N	+50N	−14B	−36N	1.0	9.5	9.5	0.50	1289	-39.2
49	Puntillo, Alejo	1685	ARG	F	+43B	−33N	−39B	F	F	1.0	6.5	6.5	1.50	1528	-25.2
50	Koroll, Tomas	1415	ARG	−13N	−28B	−34N	−48B	F	=42N	0.5	11.0	11.0	0.75	770	-50.0
51	Baglieto, Pablo	0	ARG	−7N	−24N	−47B	−42N	F	F	0.0	10.5	10.5	0.00	784	0.0
52	Cueva, Rosario	1421	ARG	−4B	−31N	F	F	F	−25N	0.0	10.0	10.0	0.00	898	-21.6
53	FIDE 20068786	0	—	−16N	F	−25B	−26N	F	F	0.0	9.5	9.5	0.00	855	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Santilli, Guido LihueARG
+56.0
3.0 pts · #17
2Tonetti, Pablo EmilioARG
+47.6
3.0 pts · #18
3Scevola, JoaquinARG
+42.4
2.5 pts · #23

Top rating losers

1Melero, Emiliano AndresARG
-84.0
3.5 pts · #21
2Lopez, SiroARG
-55.6
1.0 pts · #46
3Koroll, TomasARG
-50.0
0.5 pts · #48

Biggest upsets

R3+451 Elo gap
Gornati, Nicolas Mario1574 beat Melero, Emiliano Andres2025
R1+424 Elo gap
Tonetti, Pablo Emilio1601 beat Melero, Emiliano Andres2025
R5+212 Elo gap
Santilli, Guido Lihue1510 beat Garrini, Juan1722