Prepare against William R. Klarner
DEU · World #30,278 classical · FIDE ID 4646800
Our database contains 46 games by William R. Klarner, covering Apr 2003 to Jul 2026. Below you'll find William R. Klarner's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout William R. Klarner 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 | 1,984 | 2,190 | Apr 2005 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 46 | 9 | 21 | 16 | 19.6% |
| As White | 25 | 5 | 13 | 7 | 20.0% |
| As Black | 21 | 4 | 8 | 9 | 19.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of William R. Klarner's games — the same tree the interactive prep board lets you walk to any depth. Scores are from William R. Klarner's side.
First moves as White (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 13 | 52.0% | 53.8% |
| Nf3 | 4 | 16.0% | 62.5% |
| d4 | 4 | 16.0% | 37.5% |
| b3 | 2 | 8.0% | 0.0% |
| c4 | 2 | 8.0% | 25.0% |
Main lines as White
- 1.e4 — 52% of White games, 53.8% score
- …e5 (46% of these games) — Klarner usually continues Nf3 (50.0% score)
- …c6 (23% of these games) — Klarner usually continues d4 (50.0% score)
- …c5 (23% of these games) — Klarner usually continues Nf3 (75.0% score)
- 1.Nf3 — 16% of White games, 62.5% score
- …e6 (25% of these games) — Klarner usually continues c4 (50.0% score)
- …d5 (25% of these games) — Klarner usually continues d4 (50.0% score)
- …Nf6 (25% of these games) — Klarner usually continues c4 (100.0% score)
As Black against 1.e4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 6 | 75.0% | 58.3% |
| e6 | 1 | 12.5% | 100.0% |
| e5 | 1 | 12.5% | 0.0% |
As Black against 1.d4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 5 | 55.6% | 40.0% |
| d6 | 2 | 22.2% | 25.0% |
| d5 | 1 | 11.1% | 50.0% |
| c6 | 1 | 11.1% | 0.0% |
William R. Klarner's chess games
All 46 games by William R. Klarner in the Chess.ceo database (Apr 2003 - 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: 9 wins, 21 draws, 16 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C24 | Bishop's Opening | 2 | 0/1/1 | 0.0% |
| A25 | English Opening: Reverse Sicilian | 2 | 0/1/1 | 0.0% |
| A05 | Nimzovich-Larsen attack | 2 | 0/0/2 | 0.0% |
| E15 | Queen's Indian Defense | 2 | 1/1/0 | 50.0% |
| C92 | Ruy Lopez: Closed | 2 | 1/0/1 | 50.0% |
| A90 | English Opening | 1 | 0/1/0 | 0.0% |
| D36 | Semi-Slav Defense | 1 | 0/1/0 | 0.0% |
| D91 | Grünfeld Defense | 1 | 0/1/0 | 0.0% |
| B06 | Modern Defense | 1 | 0/0/1 | 0.0% |
| E41 | Nimzo-Indian: Rubinstein System | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B44 | Sicilian | 3 | 1/2/0 | 33.3% |
| A46 | Indian Defense | 3 | 0/1/2 | 0.0% |
| E94 | King's Indian Defense: Orthodox Variation | 2 | 0/2/0 | 0.0% |
| C16 | French: Winawer Variation | 1 | 1/0/0 | 100.0% |
| E92 | King's Indian Defense: Petrosian Variation | 1 | 1/0/0 | 100.0% |
| D00 | London System | 1 | 0/1/0 | 0.0% |
| E15 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
| A04 | Réti Opening | 1 | 0/0/1 | 0.0% |
| B22 | Sicilian: Alapin | 1 | 0/1/0 | 0.0% |
| B97 | Sicilian: Najdorf | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 1988 | Richard Berube | 2,172 | Quebec Open | E15 |
| May 2003 | Jamshid Atri | 2,160 | 4th Hamburg HSK Elo Open | C92 |
| Nov 2003 | Werner Schirmer | 2,031 | Hamburg-ch Qual | B23 |
| Jul 1988 | Serge Lacroix | 2,008 | Quebec Open | E92 |
| Jun 2011 | Daniel Wiebe | 1,979 | chT-Kitchener Ontario Active | B44 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Hamburg int | 2001 | 9 | 2.5 | 2,064 |
| Quebec Open | 1989 | 8 | 4 | 2,036 |
| Hamburg-ch Qual | 2003 | 7 | 4.5 | 2,132 |
| 4th Hamburg HSK Elo Open | 2003 | 7 | 3.5 | 2,262 |
| Oberliga Nord N 0405 | 2005 | 5 | 2 | 2,065 |
| Kitchener Oktoberfest | 2009 | 3 | 1 | 2,121 |
| chT-Kitchener Ontario Active | 2011 | 2 | 1.5 | 2,312 |
| Toronto Open | 1982 | 2 | 0.5 | 1,758 |
Interactive opening tree from all 46 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find William R. Klarner's chess games?
46 games by William R. Klarner, from Apr 2003 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 William R. Klarner has played.
What does William R. Klarner play on the first move as White?
Across 25 games with White in our database, William R. Klarner opens with 1.e4 (52% of games), 1.Nf3 (16% of games), 1.d4 (16% of games). Against 1.e4 as Black, William R. Klarner answers 1...c5 (75% of games), 1...e6 (13% of games), 1...e5 (13% of games). Against 1.d4: 1...Nf6 (56% of games), 1...d6 (22% of games), 1...d5 (11% of games).
What openings does William R. Klarner play as White?
As White, William R. Klarner's most-played openings in our database are: Bishop's Opening (2 games, 0.0% win rate); English Opening: Reverse Sicilian (2 games, 0.0% win rate); Nimzovich-Larsen attack (2 games, 0.0% win rate). The full breakdown of 25 games with White is in the table above.
What openings does William R. Klarner play as Black?
As Black, William R. Klarner most often plays: Sicilian (3 games, 33.3% win rate); Indian Defense (3 games, 0.0% win rate); King's Indian Defense: Orthodox Variation (2 games, 0.0% win rate). See the table above for the top ten Black openings across 21 games.
What is William R. Klarner's FIDE rating?
William R. Klarner is currently rated 1,984 in classical chess. Peak classical rating: 2,190 (Apr 2005).
How many games has William R. Klarner played?
Our database contains 46 games by William R. Klarner, covering Apr 2003 to Jul 2026. Overall record: 9 wins, 21 draws, 16 losses (19.6% win rate).
How do I prepare against William R. Klarner?
46 games by William R. Klarner 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.