Polish Defense
This response to the Watkins Opening is probably most common among top level players. Most top level players know at least some theory behind this opening, as it is a very strong defense for black, and tough to play against. This opening is estimated to be approximately #110.
All opening names come from FM Arimakat, tolius, or were popularized within the community. If you notice any openings that do not appear on here that are seen quite frequently, be sure to contact one of the members on the steering committee for more information.
| Name | Moves |
| Polish Defense | 1.e3 c5 |
| Rajesh Attack | 1.e3 c5 2.Qf3 |
| Pindakaas Attack | 1.e3 c5 2.Bc4 |
| RoboAmn Defense |
1.e3 c5 2.Bc4 d5
 |
| Taelman Attack | 1.e3 c5 2.Bd3 |
| Snuverink Defense |
1.e3 c5 2.Bd3 Nf6
 |
| Bosman Defense |
1.e3 c5 2.Bd3 g6
 |
| CrossCzech Variation |
1.e3 c5 2.Bd3 g6 3.Bxg6 fxg6 4.Qh5 gxh5 5.h4 a5
 |
| Wing Defense |
1.e3 c5 2.Bd3 a5
 |
| Andrejić Variation |
1.e3 c5 2.Bd3 a5 3.Bxh7 Rxh7 4.Qf3
 |
| Wing Defense Race |
1.e3 c5 2.Bd3 a5 3.Bxh7 Rxh7 4.Qf3 Rxh2 5.Rxh2 Qc7
 |
| Rai Attack |
1.e3 c5 2.Bd3 a5 3.Bxh7 Rxh7 4.Qh5 Rxh5 5.Kd1
 |
| Lajeunesse Attack |
1.e3 c5 2.Bd3 a5 3.Bxh7 Rxh7 4.c3
 |
| Classical Polish Defense |
1.e3 c5 2.Ba6 Nxa6
 |
| Oğul System |
1.e3 c5 2.Ba6 Nxa6 3.Ne2
 |
| Jarosz Defense |
1.e3 c5 2.Ba6 Nxa6 3.Ne2 Qb6
 |
| Laine Defense |
1.e3 c5 2.Ba6 Nxa6 3.Ne2 Nb4
 |
| Old Polish Defense |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4
 |
| Italian Variation |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.g3
 |
| Morrison Attack |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.Na3
 |
| Computer Attack |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.d3
 |
| Classical Defense |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.d3 b3
 |
| Soldier’s Defense |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.d3 b3 5.cxb3 Nb8
 |
| Gopher Defense |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.d3 b3 5.cxb3 Nc7
 |
| Nilatac Defense |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.d3 Qc7
 |
| Nilatac Gambit |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.d3 Qc7 5.Nc3 Qxc3 6.Ne2
 |
| SupWitches Defense |
1.e3 c5 2.Ba6 Nxa6 3.b4 cxb4 4.d3 Rb8
 |
| Mesial Attack | 1.e3 c5 2.Bb5 |
| Wortel Defense |
1.e3 c5 2.Bb5 e6 3.Bxd7 Bxd7
 |
| Esko Defense |
1.e3 c5 2.Bb5 e6 3.Bxd7 Kxd7
 |
| Chussi Defense |
1.e3 c5 2.Bb5 g5
 |
| Pindakaas Defense |
1.e3 c5 2.Bb5 Qc7
 |
| CrossCzech Defense |
1.e3 c5 2.Bb5 a5
 |
| Morrison Defense |
1.e3 c5 2.Bb5 Nh6
 |
| Advance Variation |
1.e3 c5 2.Bb5 c4
 |
| Watkins Proof |
1.e3 c5 2.Bb5 c4 3.Bxd7 Kxd7 4.b3
 |
| Exchange Variation |
1.e3 c5 2.Bb5 c4 3.Bxd7 Kxd7 4.b3 cxb3 5.cxb3 h5
 |
| Recoyle Variation |
1.e3 c5 2.Bb5 c4 3.Bxd7 Kxd7 4.b3 cxb3 5.cxb3 g5
 |
| Rubus Variation |
1.e3 c5 2.Bb5 c4 3.Bxd7 Kxd7 4.b3 cxb3 5.cxb3 Nh6
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