Prepare against Osama Sadallah
NLD · World #19,528 classical · FIDE ID 1002350
When preparing against Osama Sadallah, expect 1.d4 in 82% of White games. Against 1.e4 the reply is 1...c5 (74% of games); against 1.d4, 1...Nf6 (63%).
Our database contains 84 games by Osama Sadallah, covering Apr 2007 to Jul 2026. Below you'll find Osama Sadallah's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Osama Sadallah 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 | 2,061 | 2,162 | Oct 2008 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 84 | 27 | 18 | 39 | 32.1% |
| As White | 39 | 18 | 10 | 11 | 46.2% |
| As Black | 45 | 9 | 8 | 28 | 20.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Osama Sadallah's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Osama Sadallah's side.
First moves as White (39 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 32 | 82.1% | 62.5% |
| Nf3 | 6 | 15.4% | 50.0% |
| e4 | 1 | 2.6% | 0.0% |
Main lines as White
- 1.d4 — 82% of White games, 62.5% score
- …Nf6 (53% of these games) — Sadallah usually continues c4 (81.8% score)
- …d5 (31% of these games) — Sadallah usually continues c4 (56.3% score)
- …e6 (6% of these games) — Sadallah usually continues Nf3 (100.0% score)
- 1.Nf3 — 15% of White games, 50.0% score
- …Nf6 (50% of these games) — Sadallah usually continues c4 (66.7% score)
- …d5 (50% of these games) — Sadallah usually continues d4 (33.3% score)
As Black against 1.e4 (31 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 23 | 74.2% | 26.1% |
| d6 | 5 | 16.1% | 20.0% |
| d5 | 3 | 9.7% | 50.0% |
As Black against 1.d4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 5 | 62.5% | 20.0% |
| d5 | 3 | 37.5% | 33.3% |
Osama Sadallah's chess games
All 84 games by Osama Sadallah in the Chess.ceo database (Apr 2007 - 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: 27 wins, 18 draws, 39 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A45 | Trompowsky Attack | 5 | 0/2/3 | 0.0% |
| D10 | Slav Defense | 3 | 0/1/2 | 0.0% |
| A33 | English Opening | 3 | 2/1/0 | 66.7% |
| A57 | Benoni Defense | 3 | 2/1/0 | 66.7% |
| D40 | Indian Defense | 2 | 2/0/0 | 100.0% |
| E61 | King's Indian Defense | 2 | 1/0/1 | 50.0% |
| D31 | Queen's Gambit Declined | 2 | 1/1/0 | 50.0% |
| D06 | Queen's Gambit | 2 | 2/0/0 | 100.0% |
| D91 | Grünfeld Defense | 2 | 1/1/0 | 50.0% |
| E43 | Nimzo-Indian: Rubinstein System | 2 | 2/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B36 | Sicilian: Accelerated Dragon | 6 | 0/1/5 | 0.0% |
| B07 | Pirc Defense | 5 | 1/0/4 | 20.0% |
| B27 | Sicilian: Hyperaccelerated Dragon | 5 | 1/0/4 | 20.0% |
| B34 | Sicilian | 4 | 1/0/3 | 25.0% |
| D11 | Slav Defense | 3 | 1/1/1 | 33.3% |
| B01 | Scandinavian Defense: Main Line | 3 | 0/3/0 | 0.0% |
| B14 | Sicilian: Alapin | 3 | 1/1/1 | 33.3% |
| B24 | Sicilian: Closed | 3 | 1/0/2 | 33.3% |
| D10 | Indian Defense | 2 | 1/0/1 | 50.0% |
| E62 | King's Indian Defense: Fianchetto Variation | 2 | 0/1/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2007 | Robin Van Kampen | 2,475 | Hoogeveen Essent Open | B07 |
| May 2008 | Romain Picard | 2,368 | Maastricht Limburg Open | B27 |
| Oct 2007 | Bert Van der Leest | 2,199 | Hoogeveen Essent Open | B32 |
| Oct 2007 | Ben Ahlers | 2,190 | Hoogeveen Essent Open | E97 |
| Oct 2015 | Wim Heemskerk | 2,181 | 19th Hoogeveen Unive Open | A33 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Hoogeveen Essent Open | 2007 | 9 | 3.5 | 2,190 |
| 19th Hoogeveen Unive Open | 2015 | 9 | 4 | 2,163 |
| 17th Hoogeveen Unive Open | 2013 | 9 | 4 | 2,016 |
| 18th Hoogeveen Unive Open | 2014 | 9 | 3 | 1,923 |
| 16th Hoogeveen Unive Open | 2012 | 9 | 3.5 | 2,109 |
| Hoogeveen Unive Open | 2009 | 9 | 3.5 | 2,115 |
| 15th Hoogeveen Unive Open | 2011 | 9 | 3 | 1,983 |
| Hoogeveen Essent Amateur | 2004 | 7 | 4 | 2,006 |
Interactive opening tree from all 84 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Osama Sadallah's chess games?
84 games by Osama Sadallah, from Apr 2007 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 Osama Sadallah has played.
What does Osama Sadallah play on the first move as White?
Across 39 games with White in our database, Osama Sadallah opens with 1.d4 (82% of games), 1.Nf3 (15% of games), 1.e4 (3% of games). Against 1.e4 as Black, Osama Sadallah answers 1...c5 (74% of games), 1...d6 (16% of games), 1...d5 (10% of games). Against 1.d4: 1...Nf6 (63% of games), 1...d5 (38% of games).
What openings does Osama Sadallah play as White?
As White, Osama Sadallah's most-played openings in our database are: Trompowsky Attack (5 games, 0.0% win rate); Slav Defense (3 games, 0.0% win rate); English Opening (3 games, 66.7% win rate). The full breakdown of 39 games with White is in the table above.
What openings does Osama Sadallah play as Black?
As Black, Osama Sadallah most often plays: Sicilian: Accelerated Dragon (6 games, 0.0% win rate); Pirc Defense (5 games, 20.0% win rate); Sicilian: Hyperaccelerated Dragon (5 games, 20.0% win rate). See the table above for the top ten Black openings across 45 games.
What is Osama Sadallah's FIDE rating?
Osama Sadallah is currently rated 2,061 in classical chess. Peak classical rating: 2,162 (Oct 2008).
How many games has Osama Sadallah played?
Our database contains 84 games by Osama Sadallah, covering Apr 2007 to Jul 2026. Overall record: 27 wins, 18 draws, 39 losses (32.1% win rate).
How do I prepare against Osama Sadallah?
84 games by Osama Sadallah 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.