| Stage | # | Bds | MP | % | Tops | Bottoms |
|---|---|---|---|---|---|---|
| Qualification | 13 | 96 | 7719.34 | 55.84% | 14 | 8 |
| Semifinal A | 49 | 96 | 3674.48 | 49.07% | 11 | 8 |
| Session | Bds | MP | % | Tops | Bottoms |
|---|---|---|---|---|---|
| Qualification · session 1 | 16 | 1302.46 | 59.86% | 4 | 1 |
| Qualification · session 2 | 16 | 1196.99 | 55.01% | 3 | 2 |
| Qualification · session 3 | 16 | 903.37 | 41.52% | 0 | 2 |
| Qualification · session 4 | 16 | 1595.15 | 65.59% | 3 | 0 |
| Qualification · session 5 | 16 | 1391.23 | 57.21% | 2 | 1 |
| Qualification · session 6 | 16 | 1330.14 | 54.69% | 2 | 2 |
| Semifinal A · session 1 | 16 | 621.60 | 49.81% | 1 | 1 |
| Semifinal A · session 2 | 16 | 587.67 | 47.09% | 3 | 2 |
| Semifinal A · session 3 | 16 | 469.00 | 37.58% | 0 | 2 |
| Semifinal A · session 4 | 16 | 681.08 | 54.57% | 3 | 1 |
| Semifinal A · session 5 | 16 | 554.00 | 44.39% | 1 | 2 |
| Semifinal A · session 6 | 16 | 761.13 | 60.99% | 3 | 0 |
| Against par | Boards |
|---|---|
| +0.25% | 192 |
| Player | Leads | n | Declarer | n | Defence | n |
|---|---|---|---|---|---|---|
| 🇵🇱OSTROWSKA Marta | 93.2% | 44 | 80.3% | 61 | 91.6% | 95 |
| 🇵🇱OSTROWSKI Jaroslaw | 84.3% | 51 | 83.3% | 36 | 91.6% | 95 |
Double-dummy is idealised — the true best play needs all four hands — so read these as tendencies, not verdicts. Leads, declarer play and defence are charged to the player: where a protocol says a pair sat N-S its first name sat North and its second South, E-W the same, and the declarer's seat does the rest. Against par is a pair result, so it stays with the pair.