Prepare against William Alonso Guayara Diaz
Colombia · World #50,293 classical · FIDE ID 4453468
When preparing against William Alonso Guayara Diaz, expect 1.d4 in 71% of White games. Against 1.e4 the reply is 1...c5 (68% of games); against 1.d4, 1...Nf6 (100%). Lowest win rate among frequent openings: London System as White, 47.1% over 34 games.
Our database contains 115 games by William Alonso Guayara Diaz, covering Feb 2016 to Jul 2026. Below you'll find William Alonso Guayara Diaz's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout William Alonso Guayara Diaz 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 | 1,892 | 1,945 | Aug 2016 |
| Rapid | 1,953 | 2,016 | Feb 2018 |
| Blitz | 1,947 | 2,040 | Jul 2016 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 115 | 52 | 28 | 35 | 45.2% |
| As White | 59 | 29 | 16 | 14 | 49.2% |
| As Black | 56 | 23 | 12 | 21 | 41.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of William Alonso Guayara Diaz's games — the same tree the interactive prep board lets you walk to any depth. Scores are from William Alonso Guayara Diaz's side.
First moves as White (59 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 42 | 71.2% | 58.3% |
| e4 | 17 | 28.8% | 73.5% |
Main lines as White
- 1.d4 — 71% of White games, 58.3% score
- …Nf6 (55% of these games) — Diaz usually continues Bf4 (42.9% score)
- …d5 (38% of these games) — Diaz usually continues Bf4 (71.9% score)
- …c5 (2% of these games) — Diaz usually continues c3 (0.0% score)
- 1.e4 — 29% of White games, 73.5% score
- …e5 (53% of these games) — Diaz usually continues Nf3 (66.7% score)
- …c5 (29% of these games) — Diaz usually continues Nf3 (80.0% score)
- …d6 (6% of these games) — Diaz usually continues d4 (100.0% score)
As Black against 1.e4 (40 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 27 | 67.5% | 63.0% |
| e5 | 13 | 32.5% | 53.8% |
As Black against 1.d4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 13 | 100.0% | 30.8% |
William Alonso Guayara Diaz's chess games
All 115 games by William Alonso Guayara Diaz in the Chess.ceo database (Feb 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: 52 wins, 28 draws, 35 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D00 | London System | 34 | 16/8/10 | 47.1% |
| A48 | Indian Defense | 5 | 3/1/1 | 60.0% |
| B28 | Sicilian | 5 | 4/0/1 | 80.0% |
| C77 | Ruy Lopez: Morphy Defense | 2 | 1/1/0 | 50.0% |
| C68 | Ruy Lopez: Exchange | 2 | 0/2/0 | 0.0% |
| C65 | Ruy Lopez: Berlin Defense | 2 | 2/0/0 | 100.0% |
| C96 | Ruy Lopez: Closed | 2 | 1/1/0 | 50.0% |
| B08 | Pirc Defense | 1 | 1/0/0 | 100.0% |
| B12 | Caro-Kann | 1 | 0/1/0 | 0.0% |
| A80 | Dutch Defense | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B27 | Sicilian: Hyperaccelerated Dragon | 16 | 9/3/4 | 56.3% |
| A47 | Indian Defense | 6 | 2/1/3 | 33.3% |
| C45 | Scotch Game | 4 | 3/1/0 | 75.0% |
| B23 | Sicilian: Closed | 4 | 3/1/0 | 75.0% |
| E13 | Nimzo-Indian: Classical Variation | 2 | 0/1/1 | 0.0% |
| C54 | Italian Game | 2 | 1/0/1 | 50.0% |
| C85 | Ruy Lopez: Closed | 2 | 0/0/2 | 0.0% |
| B84 | Sicilian | 2 | 1/0/1 | 50.0% |
| C52 | Italian Game: Evans Gambit | 1 | 0/0/1 | 0.0% |
| C54 | Italian Game: Classical Variation | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2019 | Nestor Favian Lozano Ramirez | 2,288 | 21st chT-COL | C78 |
| Nov 2019 | Henry Contreras | 2,248 | chT-COL rapid | A48 |
| May 2017 | Frank Barreiro Jurado | 2,089 | Pasto Region Narino | B08 |
| Jun 2016 | Pablo Angulo | 1,977 | Pasto Departamental Narino | B28 |
| Nov 2023 | Oswaldo Rico | 1,975 | chT-COL | D02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-COL | 2023 | 22 | 9.5 | 1,880 |
| COL pre olympic sf2 | 2019 | 9 | 4.5 | 1,794 |
| chT-COL rapid | 2019 | 7 | 2.5 | 2,000 |
| Pasto Departamental Narino | 2016 | 6 | 4.5 | 2,087 |
| Binacional Navidad Sandona III | 2014 | 6 | 4.5 | 2,021 |
| Pasto Region Narino | 2017 | 6 | 4.5 | 1,990 |
| Pasto Narino Open | 2021 | 6 | 5 | 1,912 |
| Pasto I IRTClub David Bronstein | 2014 | 6 | 4 | 1,967 |
Interactive opening tree from all 115 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find William Alonso Guayara Diaz's chess games?
115 games by William Alonso Guayara Diaz, from Feb 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 William Alonso Guayara Diaz has played.
What does William Alonso Guayara Diaz play on the first move as White?
Across 59 games with White in our database, William Alonso Guayara Diaz opens with 1.d4 (71% of games), 1.e4 (29% of games). Against 1.e4 as Black, William Alonso Guayara Diaz answers 1...c5 (68% of games), 1...e5 (33% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does William Alonso Guayara Diaz play as White?
As White, William Alonso Guayara Diaz's most-played openings in our database are: London System (34 games, 47.1% win rate); Indian Defense (5 games, 60.0% win rate); Sicilian (5 games, 80.0% win rate). The full breakdown of 59 games with White is in the table above.
What openings does William Alonso Guayara Diaz play as Black?
As Black, William Alonso Guayara Diaz most often plays: Sicilian: Hyperaccelerated Dragon (16 games, 56.3% win rate); Indian Defense (6 games, 33.3% win rate); Scotch Game (4 games, 75.0% win rate). See the table above for the top ten Black openings across 56 games.
What is William Alonso Guayara Diaz's FIDE rating?
William Alonso Guayara Diaz is currently rated 1,892 in classical chess, 1,953 in rapid and 1,947 in blitz. Peak classical rating: 1,945 (Aug 2016).
How many games has William Alonso Guayara Diaz played?
Our database contains 115 games by William Alonso Guayara Diaz, covering Feb 2016 to Jul 2026. Overall record: 52 wins, 28 draws, 35 losses (45.2% win rate).
How do I prepare against William Alonso Guayara Diaz?
115 games by William Alonso Guayara Diaz 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.