Prepare against Dieferson Flori Massarotto
Brazil · World #20,735 classical · FIDE ID 2137933
When preparing against Dieferson Flori Massarotto, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (71% of games); against 1.d4, 1...c5 (29%).
Our database contains 39 games by Dieferson Flori Massarotto, covering Jun 2016 to Jul 2026. Below you'll find Dieferson Flori Massarotto's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Dieferson Flori Massarotto before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,051 | 2,051 | Jul 2026 |
| Rapid | 1,987 | 1,995 | Dec 2024 |
| Blitz | 2,087 | 2,087 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 39 | 21 | 2 | 16 | 53.8% |
| As White | 19 | 14 | 0 | 5 | 73.7% |
| As Black | 20 | 7 | 2 | 11 | 35.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Dieferson Flori Massarotto's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Dieferson Flori Massarotto's side.
First moves as White (19 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 19 | 100.0% | 73.7% |
Main lines as White
- 1.e4 — 100% of White games, 73.7% score
- …c5 (53% of these games) — Massarotto usually continues Nc3 (62.5% score)
- …e5 (21% of these games) — Massarotto usually continues Bc4 (50.0% score)
- …e6 (11% of these games) — Massarotto usually continues d4 (100.0% score)
As Black against 1.e4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 5 | 71.4% | 50.0% |
| e5 | 2 | 28.6% | 0.0% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 2 | 28.6% | 100.0% |
| f5 | 2 | 28.6% | 0.0% |
| Nf6 | 2 | 28.6% | 0.0% |
| d6 | 1 | 14.3% | 0.0% |
Dieferson Flori Massarotto's chess games
All 39 games by Dieferson Flori Massarotto in the Chess.ceo database (Jun 2016 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 21 wins, 2 draws, 16 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 8 | 5/0/3 | 62.5% |
| C24 | Bishop's Opening | 2 | 1/0/1 | 50.0% |
| C05 | French: Tarrasch Variation | 1 | 1/0/0 | 100.0% |
| C01 | Horwitz Defense | 1 | 1/0/0 | 100.0% |
| C90 | Ruy Lopez: Closed | 1 | 1/0/0 | 100.0% |
| C78 | Ruy Lopez: Morphy Defense | 1 | 1/0/0 | 100.0% |
| E57 | Scandinavian Defense: Modern Variation | 1 | 1/0/0 | 100.0% |
| B50 | Sicilian | 1 | 0/0/1 | 0.0% |
| B02 | Alekhine Defense | 1 | 1/0/0 | 100.0% |
| B86 | Sicilian: Najdorf | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A81 | Dutch Defense | 2 | 0/0/2 | 0.0% |
| B30 | Sicilian | 2 | 1/0/1 | 50.0% |
| B02 | Sicilian: Closed | 2 | 1/1/0 | 50.0% |
| A08 | Réti Opening | 2 | 1/0/1 | 50.0% |
| A43 | Benoni Defense | 2 | 2/0/0 | 100.0% |
| C52 | Italian Game: Evans Gambit | 1 | 0/0/1 | 0.0% |
| E91 | King's Indian Defense: Orthodox Variation | 1 | 0/0/1 | 0.0% |
| A01 | Nimzovich-Larsen attack | 1 | 1/0/0 | 100.0% |
| C70 | Ruy Lopez: Morphy Defense | 1 | 0/0/1 | 0.0% |
| B31 | Sicilian: Rossolimo | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2012 | Alfeu Junior Varela Bueno | 2,305 | Petropolis Open | B23 |
| Aug 2008 | Vitorio Chemin | 2,253 | Braco do Norte Open | B23 |
| Jan 2012 | Luis Ernesto Serra Azul Fonseca | 2,059 | Petropolis Open | C78 |
| Oct 2018 | Daniel Brandao Mariani | 2,050 | Florianopolis Regional STD Open | C50 |
| May 2016 | Reichert,Thiago Da Cruz | 1,966 | 1st Sao Bento do Sul U2050 | C05 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Pan American U18 | 2010 | 9 | 3.5 | 1,913 |
| 2nd Sao Bento do Sul U2050 | 2016 | 7 | 5 | 2,012 |
| 1st Sao Bento do Sul U2050 | 2016 | 7 | 5.5 | 2,103 |
| Florianopolis Regional STD Open | 2018 | 6 | 4 | 1,987 |
| Petropolis Open | 2012 | 6 | 3 | 2,098 |
| Braco do Norte Open | 2008 | 3 | 1 | 1,866 |
| 19th Figueira da Foz Open | 2025 | 1 | 0 | 2,090 |
Interactive opening tree from all 39 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Dieferson Flori Massarotto's chess games?
39 games by Dieferson Flori Massarotto, from Jun 2016 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Dieferson Flori Massarotto has played.
What does Dieferson Flori Massarotto play on the first move as White?
Across 19 games with White in our database, Dieferson Flori Massarotto opens with 1.e4 (100% of games). Against 1.e4 as Black, Dieferson Flori Massarotto answers 1...c5 (71% of games), 1...e5 (29% of games). Against 1.d4: 1...c5 (29% of games), 1...f5 (29% of games), 1...Nf6 (29% of games).
What openings does Dieferson Flori Massarotto play as White?
As White, Dieferson Flori Massarotto's most-played openings in our database are: Sicilian: Closed (8 games, 62.5% win rate); Bishop's Opening (2 games, 50.0% win rate); French: Tarrasch Variation (1 games, 100.0% win rate). The full breakdown of 19 games with White is in the table above.
What openings does Dieferson Flori Massarotto play as Black?
As Black, Dieferson Flori Massarotto most often plays: Dutch Defense (2 games, 0.0% win rate); Sicilian (2 games, 50.0% win rate); Sicilian: Closed (2 games, 50.0% win rate). See the table above for the top ten Black openings across 20 games.
What is Dieferson Flori Massarotto's FIDE rating?
Dieferson Flori Massarotto is currently rated 2,051 in classical chess, 1,987 in rapid and 2,087 in blitz. Peak classical rating: 2,051 (Jul 2026).
How many games has Dieferson Flori Massarotto played?
Our database contains 39 games by Dieferson Flori Massarotto, covering Jun 2016 to Jul 2026. Overall record: 21 wins, 2 draws, 16 losses (53.8% win rate).
How do I prepare against Dieferson Flori Massarotto?
39 games by Dieferson Flori Massarotto reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.