OP 9 Citta' di Omegna - Lago d'Orta International chess

Open SwissStandard

84 players participated in this 5-round tournament, held from 08 Aug 2025 to 10 Aug 2025 in Omegna, Italy. 2 titled players from 6 federations. Top 10 Elo average was 2039, and top seed was Igor Efimov (🇲🇨 MNC, GM, 2326).

Gian Pinelli (🇨🇭 SUI, 1861) won with 5.0/5, ahead of Igor Efimov (5.0) and Marco Ortobelli Lozza (4.0). Pinelli shared the lead from round 4, winning on tie-break.

The biggest upset came in round 1: Francesco Bigi (1495) beat David Andrei Sultan (1793), a +298-point gap.

Location

🇮🇹Omegna, Italy

Dates

08 Aug 2025 → 10 Aug 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 5 rounds

Top seed

🇲🇨GMIgor Efimov2326

Avg top 10

2,039

Participants

Titled players · 2

GM×1

WIM×1

Federations · 6 represented

🇮🇹Italy×69

🇨🇭Switzerland×5

🇫🇷France×4

🇲🇨Monaco×2

🇨🇴Colombia×1

🇮🇸Iceland×1

Top 3

🥇
Gian Pinelli
🇨🇭SUI·1861
5.0pts·2649perf+97.2
🥈
GMIgor Efimov
🇲🇨MNC·2326
5.0pts·2747perf+4.6
🥉
Marco Ortobelli Lozza
🇮🇹ITA·2064
4.0pts·2055perf0.0

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 2 players tied at 5.0/5, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 2 at the finish.

Co-leaders

Efimov5Pinelli5Dutto4Gori4Briata4Ortobelli Lozza4

R5 · TIEBREAK CLUSTER

2 players finish on 5.0/5. Pinelli takes the title on Buchholz Cut1 (14.5).

WIN STREAKS · 3 top finishers

GM Igor Efimov 5 wins (R1–R5)Gian Pinelli 5 wins (R1–R5)Sebastiano Dutto 3 wins (R3–R5)

R3 · LATE SURGE

Sebastiano Dutto was #12 at R3, climbed to #3 over the final stretch.

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMIgor Efimov	*	—	—	—
2Gian Pinelli	—	*	—	1
3Sebastiano Dutto	—	—	*	—
4Riccardo Gori	—	0	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Pinelli, Gian	1861	SUI	+34B	+38N	+3B	+8B	+5N	5.0	14.5	17.0	17.00	2649	+97.2
2	Efimov, IgorGM	2326	MNC	+50B	+25N	+10B	+9N	+11B	5.0	13.5	15.5	15.50	2747	+4.6
3	Ortobelli Lozza, Marco	2064	ITA	+30N	+6B	−1N	+21B	+27N	4.0	15.0	18.0	13.00	2055	0.0
4	Briata, Federico	2163	ITA	+24B	+49N	+15B	=11N	=9B	4.0	13.5	15.5	12.00	2117	-3.0
5	Gori, Riccardo	1831	ITA	+67B	+78N	+22B	+14N	−1B	4.0	13.0	13.5	8.50	2026	+25.2
6	Dutto, Sebastiano	1818	ITA	+51B	−3N	+44B	+28N	+22B	4.0	12.5	14.5	10.50	2005	+23.4
7	Re, Marco	1740	ITA	+82B	−12N	+51B	+49N	+23B	4.0	10.5	10.5	7.00	1954	+22.6
8	Mina, Marco	2004	ITA	+16B	+39N	+17B	−1N	=15B	3.5	15.5	18.0	11.25	1960	-4.2
9	Mastroddi, Emiliano	1991	ITA	+46B	+36N	+12B	−2B	=4N	3.5	15.5	18.0	11.00	2123	+12.8
10	Mortola, Alberto	1891	ITA	+28B	+41N	−2N	+31B	=13N	3.5	14.5	17.0	10.25	1985	+10.6
11	Barucco, Mattia	1966	ITA	+65B	+37N	+48B	=4B	−2N	3.5	13.5	15.5	8.50	2083	+15.4
12	Panero, Simone	1830	ITA	+52N	+7B	−9N	=24B	+41N	3.5	13.0	15.0	10.00	1901	+10.0
13	Cotti Cottini, Enea	1728	ITA	=14B	+68N	+25B	=23N	=10B	3.5	13.0	14.5	9.50	1988	+54.4
14	Baldi, Matteo	1971	ITA	=13N	+45B	+40N	−5B	+37N	3.5	12.5	15.0	9.25	1916	-12.0
15	Delafenetre, Alexandre	1867	FRA	+55N	+32B	−4N	+48B	=8N	3.5	12.5	14.5	8.75	2003	+17.8
16	Corba, Kevin	1703	ITA	−8N	+64B	=18N	+40B	+43N	3.5	12.0	14.0	8.75	1957	+33.2
17	Dubois, MartineWIM	1846	MNC	+59N	+69B	−8N	+32B	=21N	3.5	11.5	13.0	8.00	1942	+13.6
18	Tortora, Franco	1851	ITA	+57B	−48N	=16B	+66N	+38B	3.5	10.0	11.5	7.75	1834	-1.6
19	Mavilla, Cristian	1626	ITA	−26B	+72N	=39B	+58N	+49B	3.5	9.5	10.5	6.25	1898	+56.4
20	Babilonia, Mauricio Rafael	1997	COL	=45N	−42B	+73B	+69N	+39B	3.5	9.0	10.0	6.25	1856	-14.0
21	Arun, Ria	1881	ITA	+44B	=31N	+58B	−3N	=17B	3.0	13.0	15.0	7.75	1883	+0.4
22	Temi, Walter	1957	ITA	+63N	+27B	−5N	+56B	−6N	3.0	13.0	15.0	7.00	1849	-13.2
23	Bini, Massimo	1889	ITA	+77N	=40B	+35N	=13B	−7N	3.0	13.0	14.0	7.00	1805	-10.2
24	Delafenetre, Franck	1719	FRA	−4N	+83B	+54N	=12N	=26B	3.0	12.5	12.5	5.25	1839	+14.8
25	Ferraris, Andrea	1821	ITA	+83N	−2B	−13N	+59B	+63N	3.0	12.5	12.5	4.00	1816	-1.4
26	Vinci, Salvatore Mattia	1879	ITA	+19N	=35B	=42N	=41B	=24N	3.0	12.0	14.5	9.00	1788	-22.4
27	Rainero, Luca Meng	1792	ITA	+60B	−22N	+53B	+29N	−3B	3.0	12.0	14.0	7.00	1791	+1.8
28	Pelle, Giuseppe Pantelis	1646	ITA	−10N	+75B	+47N	−6B	+61N	3.0	12.0	13.0	5.50	1826	+48.8
29	Bigi, Francesco	1495	ITA	+61N	−33B	+30N	−27B	+48N	3.0	11.0	13.0	7.00	1861	+84.0
30	Bussa, Paolo	1719	ITA	−3B	+60N	−29B	+57N	+52B	3.0	11.0	13.0	6.00	1702	-2.6
31	Zanchini, Domenico Francesco	1754	ITA	+74N	=21B	=43N	−10N	+53B	3.0	11.0	12.0	5.75	1818	+14.0
32	Kononiuk,Yaroslav	1747	SUI	+72B	−15N	+57B	−17N	+55B	3.0	11.0	12.0	5.00	1727	-4.4
33	Mordiglia, Riccardo	1949	ITA	=66B	+29N	=56N	=37B	=35N	3.0	10.5	12.0	7.50	1777	-19.2
34	Cavallo, Christian	1600	ITA	−1N	+74B	−37B	+72N	+50B	3.0	10.5	11.5	4.00	1667	+9.2
35	Rutigliano, Cesare	1764	ITA	+80B	=26N	−23B	+67N	=33B	3.0	10.5	11.0	5.00	1817	+6.2
36	Barbaro, Michele	1792	ITA	+81N	−9B	+55N	+42B	F	3.0	8.5	8.5	5.00	1885	+10.8
37	Stefansson, David	1780	ISL	+75N	−11B	+34N	=33N	−14B	2.5	13.0	14.0	5.50	1785	+2.0
38	De Lerma, Andrea	1746	ITA	+76N	−1B	+59N	=43B	−18N	2.5	13.0	14.0	4.25	1705	-4.8
39	Steiner, Mario	1779	SUI	+54N	−8B	=19N	+84B	−20N	2.5	12.5	12.5	3.75	1722	-6.4
40	Barczyk, Corentin	1790	FRA	+73B	=23N	−14B	−16N	+66B	2.5	11.5	12.5	4.00	1731	-6.8
41	Mattavelli, Italo	1760	ITA	+71N	−10B	+78B	=26N	−12B	2.5	11.5	12.0	3.50	1711	-5.6
42	Taccia, Andrea	1712	ITA	F	+20N	=26B	−36N	+60B	2.5	11.5	11.5	7.00	1877	+17.2
43	Ambrosini, Andrea	1876	ITA	=53B	+66N	=31B	=38N	−16B	2.5	11.0	12.5	5.25	1694	-23.8
44	Christen, Mathis	1634	SUI	−21N	+71B	−6N	+54B	=56N	2.5	11.0	12.5	4.50	1655	+1.6
45	Isotta, Lorenzo	1700	ITA	=20B	−14N	F	+68N	+67B	2.5	10.0	10.0	4.75	1840	+19.2
46	Simmler, Markus	0	SUI	−9N	−54B	+71N	=62B	+70N	2.5	9.0	10.5	4.00	1397	0.0
47	Nikolovski, Marko	1829	ITA	=62B	=53N	−28B	=52B	+84N	2.5	9.0	9.0	3.00	1572	-62.4
48	Fiorito, Giovanni	1743	ITA	+70N	+18B	−11N	−15N	−29B	2.0	13.5	15.0	5.00	1602	-14.2
49	Albertazzi, Giulio	1797	ITA	+64N	−4B	+77N	−7B	−19N	2.0	13.5	14.5	3.00	1666	-37.6
50	Rossero, Tullio	1736	ITA	−2N	=52B	=62N	+64B	−34N	2.0	12.0	14.0	4.00	1597	-20.6
51	Pizzigoni, Mario	1526	ITA	−6N	+61B	−7N	−63B	+76N	2.0	12.0	13.0	3.00	1559	+4.4
52	Turini, Lorenzo	1550	ITA	−12B	=50N	+65B	=47N	−30N	2.0	11.0	13.0	4.25	1683	+32.0
53	Ciravegna, Matteo	1619	ITA	=43N	=47B	−27N	+75B	−31N	2.0	11.0	12.0	3.50	1666	+10.4
54	Perini Tavaroni, Alessandro	1476	ITA	−39B	+46N	−24B	−44N	+72B	2.0	10.5	11.5	3.50	911	-25.6
55	Tarditi, Francesco	1614	ITA	−15B	+79N	−36B	+73N	−32N	2.0	10.5	11.0	1.50	1519	-10.2
56	Mantovan, Giuseppe	1786	ITA	F	+62N	=33B	−22N	=44B	2.0	10.5	10.5	4.75	1771	-1.0
57	Cavagna, Marco	1583	ITA	−18N	+76B	−32N	−30B	+82N	2.0	10.5	10.5	1.00	973	-15.4
58	Bertone, Stefano	1758	ITA	=68B	+84N	−21N	−19B	=62N	2.0	10.0	10.0	1.75	1553	-44.0
59	Pelloni, Lorenzo	1581	ITA	−17B	+82N	−38B	−25N	+73B	2.0	10.0	10.0	1.00	1520	-14.0
60	Fiengo, Lorenzo	1456	ITA	−27N	−30B	+76N	+77B	−42N	2.0	9.5	10.5	2.00	1525	+10.0
61	Sultan, David Andrei	1793	ITA	−29B	−51N	+68B	+78N	−28B	2.0	9.5	10.0	2.00	1372	-85.2
62	Alberetto, Alessandro	1541	ITA	=47N	−56B	=50B	=46N	=58B	2.0	9.0	11.0	4.50	1690	+26.8
63	Rossi, Emanuele	1656	ITA	−22B	−73N	+74B	+51N	−25B	2.0	9.0	10.0	3.00	1494	-17.4
64	Negri, Giancarlo	1517	ITA	−49B	−16N	+79B	−50N	+74B	2.0	8.5	9.0	1.50	945	-12.8
65	Vinci, Francesco	1661	ITA	−11N	=81B	−52N	=70B	+75N	2.0	8.0	8.5	2.00	1515	-33.6
66	Troyano, Thomas	1650	ITA	=33N	−43B	+81N	−18B	−40N	1.5	11.5	12.0	2.00	1635	-6.4
67	Coqueraut, Lodewyk	1550	ITA	−5N	+70B	=69N	−35B	−45N	1.5	11.0	12.5	2.25	1437	-8.8
68	Ciravegna, Simone	0	ITA	=58N	−13B	−61N	−45B	+83N	1.5	10.0	10.0	1.00	1554	0.0
69	Chiesa, Giuseppe	1743	ITA	+79B	−17N	=67B	−20B	F	1.5	9.0	9.0	1.25	1525	-16.0
70	Babota, Pietro	0	ITA	−48B	−67N	+80B	=65N	−46B	1.5	8.0	8.5	1.50	1378	0.0
71	Bruno, Luca	0	ITA	−41B	−44N	−46B	+79N	=78B	1.5	8.0	8.5	0.75	1390	0.0
72	Massimino, Angelo	0	ITA	−32N	−19B	+83N	−34B	−54N	1.0	11.5	11.5	0.00	1357	0.0
73	Rattazzi, Giovanni	1441	ITA	−40N	+63B	−20N	−55B	−59N	1.0	10.0	12.0	2.00	1457	0.0
74	Ghidotti Piovan, Francesco	0	ITA	−31B	−34N	−63N	+83B	−64N	1.0	10.0	10.0	0.00	1372	0.0
75	Cozzolino, Diego	1440	ITA	−37B	−28N	+82B	−53N	−65B	1.0	9.5	9.5	0.00	876	-33.6
76	Paradiso, Oleg	0	ITA	−38B	−57N	−60B	+80N	−51B	1.0	8.5	9.0	0.50	779	0.0
77	Giusti, Francesco	1647	ITA	−23B	+80N	−49B	−60N	F	1.0	7.5	7.5	0.50	915	-24.8
78	Vivalda, Gioele	1592	ITA	F	−5B	−41N	−61B	=71N	0.5	10.0	10.0	0.75	995	-28.8
79	FIDE 552011690	0	—	−69N	−55B	−64N	−71B	=80B	0.5	7.0	7.5	0.25	824	0.0
80	FIDE 552011119	0	—	−35N	−77B	−70N	−76B	=79N	0.5	6.5	7.0	0.25	903	0.0
81	Pozzo, Varniero	1453	ITA	−36B	=65N	−66B	F	F	0.5	6.5	6.5	1.00	1428	-4.0
82	Brunard, Jeanne	0	FRA	−7N	−59B	−75N	F	−57B	0.0	9.0	9.0	0.00	786	0.0
83	Cozzolino, Paolo	1531	ITA	−25B	−24N	−72B	−74N	−68B	0.0	8.5	9.5	0.00	970	-16.8
84	Pairotti, Alberto	1506	ITA	F	−58B	F	−39N	−47B	0.0	7.0	7.0	0.00	989	-9.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Pinelli, GianSUI
+97.2
5.0 pts · #2
2Bigi, FrancescoITA
+84.0
3.0 pts · #22
3Mavilla, CristianITA
+56.4
3.5 pts · #32

Top rating losers

1Sultan, David AndreiITA
-85.2
2.0 pts · #59
2Nikolovski, MarkoITA
-62.4
2.5 pts · #35
3Bertone, StefanoITA
-44.0
2.0 pts · #54

Biggest upsets

R1+298 Elo gap
Bigi, Francesco1495 beat Sultan, David Andrei1793
R2+285 Elo gap
Taccia, Andrea1712 beat Babilonia, Mauricio Rafael1997
R2+267 Elo gap
Pizzigoni, Mario1526 beat Sultan, David Andrei1793