TUCZYNSKI Piotr · POLISH STUDENTS
vs par split: bidding +1.98 · play +0.12
Strength of schedule: opponents averaged +0.54/bd (a tough draw) → opponent-adjusted +1.05/bd
Card play — on target: opening leads 95.0% #3 of 469 · declarer play 71.4% #294 of 469 · defence 81.2% #338 of 471
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (6) | 92.9% (14) |
| Declarer play | 60.0% (5) | 77.8% (9) |
| Defence | 90.0% (10) | 77.3% (22) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 100.0% (7) · ♦ 100.0% (4) · ♣ 100.0% (6)
vs par by strain: NT +1.82 (17) · a suit +2.21 (43)
vs par by level: part-score -1.31 (16) · game +3.43 (37) · slam +2.86 (7)
By role: declaring +1.57/bd (+0.14 vs par · 28) · defending -0.42/bd (+3.81 vs par · 32)
By vulnerability: vulnerable +1.50/bd (+2.35 vs par · 29) · not vulnerable -0.42/bd (+1.87 vs par · 31)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 5 | S.Golebiowski | B.Saha – S.Mukherjee | Open | 10 | +23.2 | +2.32 | +1.00 |
| Round 7 | S.Golebiowski | K.Akhmad – D.Mulyadi | Open | 10 | +5.2 | +0.52 | +1.00 |
| Round 8 | S.Golebiowski | J.Bian – C.Fan | Open | 10 | +1.7 | +0.17 | +4.30 |
| Round 10 | S.Golebiowski | J.Liu – R.Gu | Open | 10 | +9.1 | +0.91 | +1.10 |
| Round 12 | S.Golebiowski | F.Karwur – J.George | Open | 10 | +8.1 | +0.81 | +3.40 |
| Round 14 | S.Golebiowski | M.Sun – D.Chen | Open | 10 | -16.8 | -1.68 | +1.80 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +11.4 | Round 8 | CHINA HYX | 12 | 4♠ | ♥2 | -2 | +13 |
| +9.0 | Round 10 | BEIJING SHARESUN | 10 | 4♥ | ♠A | = | +10 |
| +8.2 | Round 5 | HEMANT JALAN | 15 | 3NT | ♣6 | -4 | +11 |
| +7.8 | Round 12 | INDONESIA OPEN ME | 29 | 6♦ | ♦2 | = | +0 |
| +6.4 | Round 14 | YEH MIX | 16 | 4♥ | ♣K | +1 | +8 |
| +6.2 | Round 5 | HEMANT JALAN | 17 | 6♣ | ♦J | = | -2 |
| +6.0 | Round 12 | INDONESIA OPEN ME | 26 | 5♦ | ♠A | +1 | +9 |
| +5.7 | Round 8 | CHINA HYX | 19 | 6♠ | ♣Q | -2 | +11 |
| +5.7 | Round 10 | BEIJING SHARESUN | 4 | 2♣x | ♥J | -1 | +2 |
| +5.4 | Round 7 | BBO | 1 | 3NT | ♠J | -2 | +9 |
| +5.4 | Round 10 | BEIJING SHARESUN | 7 | 2♠ | ♦6 | -3 | +4 |
| +4.8 | Round 12 | INDONESIA OPEN ME | 21 | 5♣ | ♥K | -3 | +7 |
| +4.1 | Round 5 | HEMANT JALAN | 11 | 3NT | ♠2 | +2 | +1 |
| +3.6 | Round 5 | HEMANT JALAN | 13 | 4♠ | ♥2 | -1 | +6 |
| +3.6 | Round 5 | HEMANT JALAN | 14 | 4♥x | ♥9 | = | +5 |
| +2.6 | Round 10 | BEIJING SHARESUN | 5 | 3NT | ♠Q | +1 | +0 |
| +2.2 | Round 10 | BEIJING SHARESUN | 8 | 1NT | ♥7 | -3 | +1 |
| +2.1 | Round 5 | HEMANT JALAN | 12 | 4♥ | ♦A | +1 | +0 |
| +2.0 | Round 7 | BBO | 4 | 4♥ | ♣5 | -2 | +3 |
| +1.9 | Round 7 | BBO | 7 | 4♥ | ♣6 | = | +0 |
| +1.7 | Round 7 | BBO | 2 | 3NT | ♠10 | = | -2 |
| +1.7 | Round 14 | YEH MIX | 19 | 5♣ | ♦K | +2 | -4 |
| +1.5 | Round 12 | INDONESIA OPEN ME | 27 | 7NT | ♦J | = | +0 |
| +1.4 | Round 10 | BEIJING SHARESUN | 3 | 3NT | ♦J | -2 | -2 |
| +1.2 | Round 7 | BBO | 6 | 4♥ | ♠A | +1 | +0 |
| +1.2 | Round 7 | BBO | 9 | 2♠ | ♦Q | +1 | +0 |
| +0.9 | Round 7 | BBO | 10 | 1NT | ♥5 | +1 | -1 |
| +0.9 | Round 12 | INDONESIA OPEN ME | 28 | 4♥ | ♦A | +2 | +11 |
| +0.7 | Round 8 | CHINA HYX | 14 | 2♦ | ♦2 | -1 | +2 |
| +0.7 | Round 8 | CHINA HYX | 20 | 2♥ | ♣K | +2 | +1 |
| +0.6 | Round 12 | INDONESIA OPEN ME | 25 | 4♥ | ♠A | = | +0 |
| +0.5 | Round 5 | HEMANT JALAN | 20 | 2♦ | ♠2 | +1 | +0 |
| +0.5 | Round 8 | CHINA HYX | 11 | 3NT | ♥6 | = | +11 |
| +0.4 | Round 14 | YEH MIX | 17 | 1NT | ♦8 | -3 | +1 |
| +0.2 | Round 8 | CHINA HYX | 15 | 4♣ | ♦A | = | -7 |
| +0.1 | Round 14 | YEH MIX | 14 | 4♠ | ♥3 | +2 | +8 |
| -0.7 | Round 14 | YEH MIX | 13 | 3NT | ♥J | +1 | -1 |
| -0.8 | Round 12 | INDONESIA OPEN ME | 23 | 3NT | ♥J | = | +13 |
| -0.9 | Round 5 | HEMANT JALAN | 18 | 2NT | ♦6 | -1 | -10 |
| -1.3 | Round 10 | BEIJING SHARESUN | 6 | 4♥ | ♦4 | = | +0 |
| -1.8 | Round 5 | HEMANT JALAN | 16 | 3♦ | ♠3 | = | -1 |
| -2.0 | Round 7 | BBO | 8 | 4♠ | ♠5 | = | +1 |
| -2.3 | Round 7 | BBO | 3 | 4♠x | ♥A | -1 | +5 |
| -2.4 | Round 5 | HEMANT JALAN | 19 | 4♠ | ♣10 | = | +0 |
| -2.4 | Round 10 | BEIJING SHARESUN | 2 | 4♥ | ♦K | -1 | +2 |
| -2.7 | Round 8 | CHINA HYX | 13 | 2♠ | ♥J | +1 | -1 |
| -3.1 | Round 8 | CHINA HYX | 17 | 5♦ | ♣8 | = | +14 |
| -3.3 | Round 8 | CHINA HYX | 16 | 4♣x | ♠10 | -2 | +0 |
| -3.3 | Round 14 | YEH MIX | 20 | 2♠ | ♥A | +1 | -6 |
| -3.6 | Round 12 | INDONESIA OPEN ME | 24 | 4♠ | ♥Q | -2 | +0 |
| -4.0 | Round 12 | INDONESIA OPEN ME | 22 | 5♦x | ♥2 | -1 | -6 |
| -4.3 | Round 14 | YEH MIX | 11 | 6♠ | ♥5 | = | +11 |
| -4.4 | Round 14 | YEH MIX | 15 | 3NT | ♣9 | = | +0 |
| -4.6 | Round 10 | BEIJING SHARESUN | 9 | 2♥ | ♦J | = | -6 |
| -4.8 | Round 7 | BBO | 5 | 4♥ | ♣2 | -1 | -5 |
| -5.1 | Round 12 | INDONESIA OPEN ME | 30 | 6♠ | ♥8 | = | +0 |
| -5.9 | Round 14 | YEH MIX | 18 | 4♥ | ♠A | +1 | +0 |
| -6.8 | Round 14 | YEH MIX | 12 | 3NT | ♥7 | = | +1 |
| -8.4 | Round 8 | CHINA HYX | 18 | 3NT | ♠5 | +2 | -1 |
| -8.9 | Round 10 | BEIJING SHARESUN | 1 | 6♣ | ♦K | = | +0 |