WOJCIESZEK Jakub · POLAND Mixed
566rank
-46.5Butler · 80 bds
-0.58per board
±4.5swing
-1.46vs par /bd · #554/567
-0.21adjusted /bd
by round
vs par split: bidding -0.55 · play -0.91
Strength of schedule: opponents averaged +0.37/bd (a tough draw) → opponent-adjusted -0.21/bd
Card play — on target: opening leads 72.2% #479 of 567 · declarer play 80.0% #205 of 567 · defence 73.5% #539 of 567
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 71.4% (14) |
| Declarer play | 83.3% (12) | 76.9% (13) |
| Defence | 66.7% (6) | 75.0% (28) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 75.0% (4) · ♦ 66.7% (6) · ♣ 75.0% (4)
vs par by strain: NT -2.77 (26) · a suit -0.83 (54)
vs par by level: part-score -0.34 (32) · game -1.59 (42) · slam -6.50 (6)
By role: declaring -0.00/bd (-2.33 vs par · 46) · defending -1.36/bd (-0.29 vs par · 34)
By vulnerability: vulnerable -0.80/bd (-2.02 vs par · 40) · not vulnerable -0.37/bd (-0.90 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | R.Marks | L.Yang – Y.Huang | Open | 10 | -8.7 | -0.87 | -0.40 |
| Round 2 | R.Marks | L.Li – W.Hu | Open | 10 | -2.0 | -0.20 | +1.90 |
| Round 4 | M.Wojcik | C.Lorenzini – T.Bessis | Open | 10 | -12.1 | -1.21 | -1.30 |
| Round 6 | M.Wojcik | R.Li – G.Xin | Open | 10 | -16.8 | -1.68 | -3.70 |
| Round 9 | R.Marks | J.Shen – J.Li | Open | 10 | +10.2 | +1.02 | -2.70 |
| Round 10 | R.Marks | X.Hao – W.Wang | Open | 10 | +10.5 | +1.05 | -0.90 |
| Round 11 | R.Marks | H.Wu – S.Wu | Open | 10 | -14.2 | -1.42 | -1.10 |
| Round 15 | R.Marks | M.Whibley – M.Brown | Open | 10 | -13.4 | -1.34 | -3.50 |
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 |
|---|---|---|---|---|---|---|---|
| +9.7 | Round 9 | NANGANG POWER | 25 | 6♥ | ♣2 | +1 | +1 |
| +8.2 | Round 9 | NANGANG POWER | 23 | 6♦ | ♦2 | +1 | -7 |
| +7.4 | Round 15 | NEW ZEALAND Open | 30 | 3NT | ♥5 | +1 | +7 |
| +7.3 | Round 2 | WARHORSE | 19 | 3NT | ♥7 | +1 | +11 |
| +6.0 | Round 10 | HUBEI BRIDGE TEAM | 3 | 5♣ | ♥A | = | +0 |
| +5.9 | Round 15 | NEW ZEALAND Open | 22 | 3NT | ♣8 | = | +0 |
| +5.7 | Round 4 | SHEN | 4 | 3NT | ♠7 | +2 | +0 |
| +5.1 | Round 11 | CHINA MIXED | 11 | 3NT | ♠7 | +1 | +8 |
| +4.9 | Round 1 | ZHEJIANGQIANTANG | 5 | 4♠ | ♣2 | +1 | +1 |
| +4.9 | Round 9 | NANGANG POWER | 27 | 4♠ | ♥A | -1 | +10 |
| +4.6 | Round 11 | CHINA MIXED | 16 | 4♥ | ♠3 | -2 | +6 |
| +4.2 | Round 1 | ZHEJIANGQIANTANG | 9 | 3♥ | ♦A | = | +8 |
| +4.1 | Round 6 | SAN CHEN FUND | 28 | 3NT | ♦9 | -1 | +6 |
| +3.9 | Round 4 | SHEN | 9 | 2♣ | ♦J | -1 | -1 |
| +3.9 | Round 10 | HUBEI BRIDGE TEAM | 7 | 3NT | ♦8 | +1 | +1 |
| +3.6 | Round 4 | SHEN | 2 | 4♥ | ♣K | +1 | +6 |
| +3.3 | Round 2 | WARHORSE | 15 | 4♥ | ♦10 | = | +6 |
| +3.1 | Round 15 | NEW ZEALAND Open | 21 | 4♥ | ♠8 | -1 | +6 |
| +2.7 | Round 2 | WARHORSE | 18 | 3♣ | ♦A | -1 | +1 |
| +2.7 | Round 10 | HUBEI BRIDGE TEAM | 2 | 4♠ | ♥A | = | +3 |
| +2.4 | Round 10 | HUBEI BRIDGE TEAM | 6 | 4♠ | ♣10 | -1 | +6 |
| +2.0 | Round 2 | WARHORSE | 20 | 2♠ | ♣4 | = | +9 |
| +1.6 | Round 9 | NANGANG POWER | 29 | 2♠ | ♦8 | +2 | -1 |
| +1.5 | Round 10 | HUBEI BRIDGE TEAM | 9 | 1NT | ♥A | = | +5 |
| +1.4 | Round 11 | CHINA MIXED | 12 | 4♥ | ♦J | = | +0 |
| +1.3 | Round 6 | SAN CHEN FUND | 21 | 3NT | ♦2 | -2 | -5 |
| +1.2 | Round 9 | NANGANG POWER | 21 | 3♠ | ♦A | +1 | +6 |
| +1.0 | Round 10 | HUBEI BRIDGE TEAM | 4 | 3♠ | ♣9 | -1 | -1 |
| +0.9 | Round 6 | SAN CHEN FUND | 24 | 3♦ | ♣6 | = | +0 |
| +0.6 | Round 1 | ZHEJIANGQIANTANG | 1 | 2♠ | ♣4 | +2 | +6 |
| +0.6 | Round 2 | WARHORSE | 13 | 1NT | ♦5 | = | -1 |
| +0.6 | Round 6 | SAN CHEN FUND | 23 | 2♥ | ♣4 | = | -1 |
| +0.5 | Round 15 | NEW ZEALAND Open | 25 | 3NT | ♥7 | = | +1 |
| +0.4 | Round 4 | SHEN | 5 | 4♠ | ♦J | +1 | +1 |
| +0.4 | Round 11 | CHINA MIXED | 20 | 2♠ | ♠5 | = | +0 |
| +0.3 | Round 4 | SHEN | 1 | 4♥ | ♠K | +1 | +0 |
| -0.0 | Round 1 | ZHEJIANGQIANTANG | 10 | 1NT | ♥3 | +1 | +0 |
| -0.0 | Round 10 | HUBEI BRIDGE TEAM | 8 | 6NT | ♣8 | = | -11 |
| -0.2 | Round 11 | CHINA MIXED | 18 | 2♠ | ♣K | = | +0 |
| -0.5 | Round 9 | NANGANG POWER | 26 | 3NT | ♥8 | +1 | -12 |
| -0.6 | Round 2 | WARHORSE | 14 | 3♦ | ♥6 | = | -5 |
| -0.8 | Round 15 | NEW ZEALAND Open | 23 | 2♠ | ♥Q | = | +0 |
| -1.0 | Round 2 | WARHORSE | 12 | 4♥ | ♥3 | -2 | +9 |
| -1.1 | Round 1 | ZHEJIANGQIANTANG | 6 | 2♠ | ♦8 | -1 | +8 |
| -1.3 | Round 1 | ZHEJIANGQIANTANG | 3 | 3♥ | ♦K | = | +0 |
| -1.3 | Round 10 | HUBEI BRIDGE TEAM | 10 | 2♠ | ♣Q | = | +0 |
| -1.3 | Round 15 | NEW ZEALAND Open | 27 | 4♠ | ♥3 | -1 | -2 |
| -1.4 | Round 6 | SAN CHEN FUND | 30 | 2NT | ♠4 | = | -7 |
| -1.5 | Round 11 | CHINA MIXED | 17 | 2♠ | ♣4 | +1 | +6 |
| -1.6 | Round 4 | SHEN | 10 | 1NT | ♠5 | +1 | -1 |
| -1.7 | Round 10 | HUBEI BRIDGE TEAM | 1 | 1NT | ♦9 | = | -5 |
| -1.8 | Round 6 | SAN CHEN FUND | 22 | 2♥ | ♠A | +2 | -1 |
| -1.9 | Round 9 | NANGANG POWER | 24 | 3♥ | ♦5 | -2 | -5 |
| -2.0 | Round 4 | SHEN | 6 | 2♥ | ♣6 | -2 | -3 |
| -2.4 | Round 6 | SAN CHEN FUND | 26 | 1NT | ♥3 | +4 | -3 |
| -2.5 | Round 15 | NEW ZEALAND Open | 28 | 3NT | ♥J | +3 | -11 |
| -3.1 | Round 1 | ZHEJIANGQIANTANG | 2 | 3NT | ♣3 | -1 | -5 |
| -3.1 | Round 1 | ZHEJIANGQIANTANG | 8 | 4♠ | ♥4 | -1 | -10 |
| -3.2 | Round 4 | SHEN | 8 | 3NT | ♣5 | -2 | -5 |
| -3.3 | Round 2 | WARHORSE | 11 | 5♦ | ♥3 | = | +1 |
| -3.3 | Round 6 | SAN CHEN FUND | 25 | 3NT | ♥9 | -2 | -7 |
| -3.7 | Round 9 | NANGANG POWER | 28 | 3♥ | ♦3 | = | -2 |
| -3.8 | Round 2 | WARHORSE | 16 | 3NT | ♣6 | = | -7 |
| -4.0 | Round 10 | HUBEI BRIDGE TEAM | 5 | 2♠x | ♦3 | -1 | -7 |
| -4.5 | Round 6 | SAN CHEN FUND | 29 | 4NT | ♥3 | +2 | -12 |
| -4.5 | Round 9 | NANGANG POWER | 30 | 6♠ | ♦Q | -3 | -11 |
| -4.7 | Round 1 | ZHEJIANGQIANTANG | 4 | 4♥ | ♦9 | -1 | -6 |
| -4.8 | Round 9 | NANGANG POWER | 22 | 3NT | ♣10 | -2 | -6 |
| -5.0 | Round 11 | CHINA MIXED | 19 | 2♠ | ♣J | +1 | -10 |
| -5.1 | Round 1 | ZHEJIANGQIANTANG | 7 | 2♠ | ♦A | = | -6 |
| -5.2 | Round 11 | CHINA MIXED | 13 | 4♥ | ♠2 | = | -10 |
| -5.2 | Round 11 | CHINA MIXED | 14 | 5♣ | ♥4 | = | -7 |
| -6.3 | Round 15 | NEW ZEALAND Open | 29 | 5♥ | ♣4 | -1 | -12 |
| -8.5 | Round 15 | NEW ZEALAND Open | 26 | 3NTx | ♠J | -1 | -13 |
| -8.6 | Round 11 | CHINA MIXED | 15 | 5♦x | ♥A | -4 | -4 |
| -8.7 | Round 4 | SHEN | 7 | 4♠ | ♣K | = | -10 |
| -9.2 | Round 2 | WARHORSE | 17 | 4♠x | ♥K | = | -5 |
| -10.3 | Round 6 | SAN CHEN FUND | 27 | 4♠x | ♦7 | = | -7 |
| -10.5 | Round 4 | SHEN | 3 | 6♥ | ♠K | = | +0 |
| -10.9 | Round 15 | NEW ZEALAND Open | 24 | 6♣ | ♠K | -1 | -11 |