Bernardo Roselli Mailhe vs Alvaro Guerrero
IM Bernardo Roselli Mailhe (2310) · Alvaro Guerrero (2111)
Bernardo Roselli Mailhe and Alvaro Guerrero have played 15 recorded games against each other, the first in Jan 1997 and the most recent in Jun 2026. Mailhe leads 9 wins to 0, with 6 draws (60% of the games were decisive). Their most common battleground is the King's Indian Defense (2 games). The average game between them lasted 39 moves.
Results by color
| Split | Games | Mailhe | Draws | Guerrero |
|---|---|---|---|---|
| Mailhe with White | 7 | 6 | 1 | 0 |
| Guerrero with White | 8 | 3 | 5 | 0 |
Results by time format
| Format | Games | Mailhe | Draws | Guerrero |
|---|---|---|---|---|
| Classical | 14 | 8 | 6 | 0 |
| Blitz | 1 | 1 | 0 | 0 |
Openings in their games
| ECO | Opening | Games | Mailhe | Draws | Guerrero |
|---|---|---|---|---|---|
| E61 | King's Indian Defense | 2 | 1 | 1 | 0 |
| B07 | King's Pawn Game | 2 | 2 | 0 | 0 |
| A65 | Benoni Defense | 1 | 1 | 0 | 0 |
| A65 | Indian Defense | 1 | 1 | 0 | 0 |
| D59 | Queen's Gambit Declined: Orthodox Defense | 1 | 1 | 0 | 0 |
| D90 | Slav Defense | 1 | 0 | 1 | 0 |
| E15 | Queen's Indian Defense | 1 | 1 | 0 | 0 |
| E30 | Indian Defense | 1 | 0 | 1 | 0 |
All games
| Date | White | Black | Result | Opening | Event |
|---|---|---|---|---|---|
| Jun 2026 | Bernardo Roselli Mailhe | Alvaro Guerrero | 1-0 | Queen's Pawn Game | Uruguayo Interclubes por Equipos 2026 | Blitz |
| Mar 2026 | Alvaro Guerrero | Bernardo Roselli Mailhe | 1/2-1/2 | King's Indian: Sämisch | 95th ch-URU 2026 |
| Aug 2021 | Bernardo Roselli Mailhe | Alvaro Guerrero | 1-0 | Queen's Indian Defense | ch-URU 91st |
| Feb 2020 | Alvaro Guerrero | Bernardo Roselli Mailhe | 1/2-1/2 | King's Knight Opening | 4th Montevideo Duchamp Cup |
| Feb 2017 | Alvaro Guerrero | Bernardo Roselli Mailhe | 0-1 | Benoni Defense | 1st Montevideo Duchamp Cup |
| Jan 2015 | Bernardo Roselli Mailhe | Alvaro Guerrero | 1-0 | King's Pawn Game | Montevideo Trebejos Verano Open |
| Feb 2012 | Alvaro Guerrero | Bernardo Roselli Mailhe | 1/2-1/2 | Indian Defense | 3rd Montevideo CBR 90 Open |
| Dec 2011 | Bernardo Roselli Mailhe | Alvaro Guerrero | 1-0 | King's Pawn Game | 1st Montevideo George Williams |
| May 2011 | Bernardo Roselli Mailhe | Alvaro Guerrero | 1/2-1/2 | King's Indian Defense | Colonia Cosmopolita Aniv 110 |
| Mar 2011 | Bernardo Roselli Mailhe | Alvaro Guerrero | 1-0 | Indian Defense | ch-URU |
| Apr 2010 | Bernardo Roselli Mailhe | Alvaro Guerrero | 1-0 | King's Indian Defense | ch-URU 80th |
| May 2009 | Alvaro Guerrero | Bernardo Roselli Mailhe | 0-1 | Queen's Gambit Declined: Orthodox Defense | ch-URU |
| Jun 2008 | Alvaro Guerrero | Bernardo Roselli Mailhe | 1/2-1/2 | King's Indian Defense: Averbakh System | ch-URU |
| Feb 2006 | Alvaro Guerrero | Bernardo Roselli Mailhe | 1/2-1/2 | Slav Defense | Torre Blanca |
| Jan 1997 | Alvaro Guerrero | Bernardo Roselli Mailhe | 0-1 | King's Indian Defense: Orthodox Variation | ch-URU |
Interactive board, all 15 games, opening explorer and engine analysis.
Browse the gamesFrequently asked questions
What is the head-to-head score between Bernardo Roselli Mailhe and Alvaro Guerrero?
In 15 recorded games, Bernardo Roselli Mailhe has 9 wins, Alvaro Guerrero has 0 wins, and they have drawn 6 times.
How many times have Bernardo Roselli Mailhe and Alvaro Guerrero played each other?
Our database records 15 games between them, from Jan 1997 to Jun 2026.
What openings do Bernardo Roselli Mailhe and Alvaro Guerrero play against each other?
The most common opening in their games is the King's Indian Defense (2 games), followed by the King's Pawn Game (2). The full opening breakdown and every game are on this page.