Vlastimil Jansa vs Rainer Knaak
GM Vlastimil Jansa (2242) · GM Rainer Knaak (2381)
Vlastimil Jansa and Rainer Knaak have played 10 recorded games against each other, the first in Sep 1971 and the most recent in Sep 2021. Jansa leads 2 wins to 4 - trailing overall, with 4 draws (60% of the games were decisive). Their most common battleground is the Ruy Lopez: Steinitz Defense Deferred (2 games). The average game between them lasted 39 moves.
Results by color
| Split | Games | Jansa | Draws | Knaak |
|---|---|---|---|---|
| Jansa with White | 6 | 2 | 3 | 1 |
| Knaak with White | 4 | 0 | 1 | 3 |
Results by time format
| Format | Games | Jansa | Draws | Knaak |
|---|---|---|---|---|
| Classical | 10 | 2 | 4 | 4 |
Openings in their games
| ECO | Opening | Games | Jansa | Draws | Knaak |
|---|---|---|---|---|---|
| C79 | Ruy Lopez: Steinitz Defense Deferred | 2 | 2 | 0 | 0 |
| B08 | Nimzowitsch Defense | 1 | 0 | 1 | 0 |
| C08 | French: Tarrasch Variation | 1 | 0 | 1 | 0 |
| C79 | Ruy Lopez: Fianchetto | 1 | 0 | 1 | 0 |
| C91 | Nimzowitsch Defense | 1 | 0 | 0 | 1 |
| D85 | Grünfeld Defense | 1 | 0 | 0 | 1 |
| D87 | Grünfeld Defense | 1 | 0 | 0 | 1 |
| A56 | Benoni Defense | 1 | 0 | 1 | 0 |
All games
| Date | White | Black | Result | Opening | Event |
|---|---|---|---|---|---|
| Sep 2021 | Vlastimil Jansa | Rainer Knaak | 1/2-1/2 | Ruy Lopez: Fianchetto | chT-EUR Seniors 65 |
| Mar 2020 | Vlastimil Jansa | Rainer Knaak | 1/2-1/2 | French: Tarrasch Variation | WchT Seniors 65 |
| Sep 1983 | Rainer Knaak | Vlastimil Jansa | 1-0 | Grünfeld Defense | Bratislava |
| Sep 1980 | Rainer Knaak | Vlastimil Jansa | 1-0 | Grünfeld Defense | Chigorin Memorial-14 |
| Aug 1979 | Rainer Knaak | Vlastimil Jansa | 1-0 | Grünfeld Defense | Rubinstein Memorial 17th |
| Nov 1975 | Vlastimil Jansa | Rainer Knaak | 1-0 | Ruy Lopez: Steinitz Defense Deferred | Leipzig DSV |
| Jul 1974 | Vlastimil Jansa | Rainer Knaak | 1-0 | Ruy Lopez: Steinitz Defense Deferred | IBM |
| Oct 1973 | Rainer Knaak | Vlastimil Jansa | 1/2-1/2 | Benoni Defense | Leipzig DSV |
| Nov 1972 | Vlastimil Jansa | Rainer Knaak | 0-1 | Nimzowitsch Defense | Ivan Parcetic Memorial-05 |
| Sep 1971 | Vlastimil Jansa | Rainer Knaak | 1/2-1/2 | Nimzowitsch Defense | Zinnowitz International DSV-08 |
Interactive board, all 10 games, opening explorer and engine analysis.
Browse the gamesFrequently asked questions
What is the head-to-head score between Vlastimil Jansa and Rainer Knaak?
In 10 recorded games, Vlastimil Jansa has 2 wins, Rainer Knaak has 4 wins, and they have drawn 4 times.
How many times have Vlastimil Jansa and Rainer Knaak played each other?
Our database records 10 games between them, from Sep 1971 to Sep 2021.
What openings do Vlastimil Jansa and Rainer Knaak play against each other?
The most common opening in their games is the Ruy Lopez: Steinitz Defense Deferred (2 games), followed by the Nimzowitsch Defense (1). The full opening breakdown and every game are on this page.