CIG 2026 - Felice Bosi U14-16-18
Open SwissStandard
12 players participated in this 5-round tournament, held from 01 Nov 2025 to 02 Nov 2025 in Milano, Italy. Top 10 Elo average was 1416, and top seed was Chiara Arci (🇮🇹 ITA, 1741).
Mattia Navire (🇮🇹 ITA, 1735) won with 4.5/5, ahead of Roberto Kotaro Pietranera (4.0) and William Timoteo Liao (3.0). Navire won solo starting round 3.
The biggest upset came in round 5: Roberto Kotaro Pietranera (1589) beat Chiara Arci (1741), a +152-point gap.
Location
🇮🇹Milano, Italy
Dates
01 Nov 2025 → 02 Nov 2025
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇮🇹Italy×12
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsMattia Navire led from R3; +0.5-point edge over the runner-up.
Co-leaders
3
2
1
1
1
R3–R5 · LEAD HELD
Mattia Navire held the sole lead from R3 through R5 without losing it.
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Mattia Navire beat Roberto Kotaro Pietranera (Black).
R1–R4 · WIN STREAK
Mattia Navire won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Mattia Navire | * | 1 | 1 | — |
| 2Roberto Kotaro Pietranera | 0 | * | 1 | 1 |
| 3William Timoteo Liao | 0 | 0 | * | — |
| 4Federico Cosmai | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Navire, Mattia | 1735 | ITA | +7N | +4B | +2N | +3B | =6N | 4.5 | 12.5 | 14.5 | 13.25 | 1921 | +29.2 |
| 2 | Pietranera, Roberto Kotaro | 1589 | ITA | +3N | +10B | −1B | +5N | +4N | 4.0 | 13.5 | 15.0 | 10.50 | 1830 | +50.0 |
| 3 | Liao, William Timoteo | 0 | ITA | −2B | +12N | +8B | −1N | +7B | 3.0 | 12.5 | 13.5 | 5.00 | 1570 | 0.0 |
| 4 | Arci, Chiara | 1741 | ITA | +12B | −1N | +9B | +11N | −2B | 3.0 | 12.0 | 13.0 | 4.50 | 1478 | -40.8 |
| 5 | Cosmai, Federico | 1465 | ITA | =10N | +11B | =6N | −2B | +8B | 3.0 | 10.0 | 11.5 | 5.50 | 1558 | +20.4 |
| 6 | Porcile, Lorenzo | 1570 | ITA | =9B | =8N | =5B | =7N | =1B | 2.5 | 11.5 | 13.5 | 6.75 | 1536 | -4.4 |
| 7 | Ottolina, Samuele | 1482 | ITA | −1B | =9N | +10N | =6B | −3N | 2.0 | 12.0 | 13.5 | 3.75 | 1631 | +26.8 |
| 8 | Bonassi, Pietro | 1485 | ITA | =11N | =6B | −3N | +9B | −5N | 2.0 | 10.5 | 12.0 | 4.00 | 1317 | -17.2 |
| 9 | Scrimieri, Damiano | 0 | ITA | =6N | =7B | −4N | −8N | +12B | 2.0 | 9.5 | 10.5 | 3.25 | 1472 | 0.0 |
| 10 | Lorenzin, Leonardo | 1604 | ITA | =5B | −2N | −7B | −12N | +11B | 1.5 | 10.5 | 11.5 | 3.00 | 1177 | -82.8 |
| 11 | Todisco, Francesco Leo | 0 | ITA | =8B | −5N | +12B | −4B | −10N | 1.5 | 9.5 | 10.5 | 2.00 | 1407 | 0.0 |
| 12 | Ranawaka Thantrige, Esala Ishwara | 1485 | ITA | −4N | −3B | −11N | +10B | −9N | 1.0 | 9.5 | 11.0 | 1.50 | 1673 | +18.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Pietranera, Roberto KotaroITA+50.04.0 pts · #3
- 2Navire, MattiaITA+29.24.5 pts · #1
- 3Ottolina, SamueleITA+26.82.0 pts · #8
Top rating losers
- 1Lorenzin, LeonardoITA-82.81.5 pts · #11
- 2Arci, ChiaraITA-40.83.0 pts · #9
- 3Bonassi, PietroITA-17.22.0 pts · #12
Biggest upsets
- R5+152 Elo gap
- R3+122 Elo gap
- R4+119 Elo gap