MAZURKIEWICZ Marcin · MAZURKIEWICZ
vs par split: bidding +1.79 · play +1.21
Strength of schedule: opponents averaged -0.08/bd (an easy draw) → opponent-adjusted +0.93/bd
Card play — on target: opening leads 57.1% · defence 100.0%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (4) | 66.7% (3) |
| Defence | 100.0% (4) | 100.0% (3) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 0.0% (1) · ♦ 50.0% (2) · ♣ 50.0% (2)
vs par by strain: NT +4.57 (7) · a suit +1.43 (7)
vs par by level: part-score -0.60 (5) · game +3.50 (8) · slam +17.00 (1)
By role: declaring -0.37/bd (-3.29 vs par · 7) · defending +2.40/bd (+9.29 vs par · 7)
By vulnerability: vulnerable +0.27/bd (+2.14 vs par · 7) · not vulnerable +1.76/bd (+3.86 vs par · 7)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 4 | K.Jassem | P.Yeung – LELIN - | Open | 7 | +5.9 | +0.84 | +5.71 |
| Round 5 | K.Jassem | C.Lin – C.Chen | Open | 7 | +8.3 | +1.19 | +0.29 |
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 |
|---|---|---|---|---|---|---|---|
| +13.2 | Round 5 | YEH BROS TWO | 6 | 3NT | ♠3 | +4 | +17 |
| +4.6 | Round 4 | HEY YO | 23 | 6NT | ♦9 | -2 | +17 |
| +2.1 | Round 4 | HEY YO | 27 | 3♣ | ♦A | +3 | +6 |
| +1.3 | Round 5 | YEH BROS TWO | 5 | 1♥ | ♣A | +3 | +1 |
| +1.0 | Round 5 | YEH BROS TWO | 7 | 4♠ | ♦2 | = | +0 |
| +0.7 | Round 4 | HEY YO | 24 | 3NT | ♠5 | = | -2 |
| +0.0 | Round 4 | HEY YO | 22 | 3♥ | ♦A | = | +0 |
| +0.0 | Round 4 | HEY YO | 25 | 3NT | ♣4 | +2 | +12 |
| -0.6 | Round 5 | YEH BROS TWO | 2 | 2♥ | ♠10 | +1 | +0 |
| -0.7 | Round 4 | HEY YO | 26 | 4♠ | ♣A | +1 | +13 |
| -0.8 | Round 4 | HEY YO | 28 | 3NT | ♣3 | -1 | -6 |
| -1.8 | Round 5 | YEH BROS TWO | 1 | 3NT | ♥7 | = | +0 |
| -1.9 | Round 5 | YEH BROS TWO | 3 | 3NT | ♠J | -2 | -6 |
| -2.9 | Round 5 | YEH BROS TWO | 4 | 2♠ | ♣2 | +2 | -10 |