GROSSACK Zachary · PARKER
vs par split: bidding +0.89 · play +0.32
Strength of schedule: opponents averaged +0.10/bd (a tough draw) → opponent-adjusted -0.58/bd
Card play — on target: opening leads 81.8% · declarer play 75.0% · defence 93.8%
Bidding activity — not a pass: 43.6% (41/94)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 77.8% (9) |
| Declarer play | 100.0% (1) | 71.4% (7) |
| Defence | 100.0% (5) | 90.9% (11) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 80.0% (5) · ♦ 0.0% (1) · ♣ 100.0% (2)
vs par by strain: NT +1.50 (8) · a suit +1.10 (20)
vs par by level: part-score +1.00 (7) · game +1.29 (17) · slam +1.25 (4)
By role: declaring -0.82/bd (-2.00 vs par · 12) · defending -0.58/bd (+3.62 vs par · 16)
By vulnerability: vulnerable -0.56/bd (+1.93 vs par · 14) · not vulnerable -0.80/bd (+0.50 vs par · 14)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round of 64 | S.Rubenstein | S.Lee – D.Kim | Open | 14 | -16.5 | -1.18 | +0.29 |
| Round of 64 | A.Tebha | S.Lee – D.Kim | Open | 14 | -2.6 | -0.19 | +2.14 |
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 |
|---|---|---|---|---|---|---|---|
| +9.5 | Round of 64 | SEOUL | 19 | 6♦ | ♣K | -1 | +12 |
| +7.2 | Round of 64 | SEOUL | 51 | 3♥ | ♦7 | = | +7 |
| +6.4 | Round of 64 | SEOUL | 56 | 5♦ | ♠K | +1 | +14 |
| +5.8 | Round of 64 | SEOUL | 48 | 4♠x | ♥9 | -1 | +2 |
| +2.3 | Round of 64 | SEOUL | 54 | 3♥ | ♠5 | = | +1 |
| +1.7 | Round of 64 | SEOUL | 21 | 2♠ | ♥K | +1 | +1 |
| +1.2 | Round of 64 | SEOUL | 16 | 3NT | ♦3 | +3 | +1 |
| +0.7 | Round of 64 | SEOUL | 23 | 4♦ | ♥K | +1 | +10 |
| +0.7 | Round of 64 | SEOUL | 27 | 5♠ | ♠7 | = | +1 |
| +0.5 | Round of 64 | SEOUL | 49 | 3NT | ♣Q | +2 | +0 |
| +0.3 | Round of 64 | SEOUL | 44 | 3NT | ♥5 | +1 | +1 |
| +0.1 | Round of 64 | SEOUL | 45 | 3NT | ♥Q | +3 | -11 |
| +0.1 | Round of 64 | SEOUL | 47 | 4NT | ♣3 | +1 | +17 |
| -0.5 | Round of 64 | SEOUL | 26 | 4♠ | ♥K | +1 | +0 |
| -1.0 | Round of 64 | SEOUL | 52 | 3♣ | ♠5 | +2 | -1 |
| -1.1 | Round of 64 | SEOUL | 22 | 4♠ | ♦3 | +1 | -4 |
| -1.4 | Round of 64 | SEOUL | 15 | 3♠ | ♦A | -1 | -6 |
| -1.8 | Round of 64 | SEOUL | 18 | 3NT | ♣3 | = | +1 |
| -2.0 | Round of 64 | SEOUL | 24 | 4♠ | ♥J | +1 | +0 |
| -2.4 | Round of 64 | SEOUL | 53 | 2♠ | ♣8 | -1 | -5 |
| -2.9 | Round of 64 | SEOUL | 50 | 4♠ | ♥K | -3 | +3 |
| -3.1 | Round of 64 | SEOUL | 25 | 4♥ | ♠2 | -2 | +0 |
| -3.8 | Round of 64 | SEOUL | 28 | 3NT | ♥7 | = | +1 |
| -3.9 | Round of 64 | SEOUL | 55 | 6♥ | ♠5 | = | +0 |
| -5.9 | Round of 64 | SEOUL | 43 | 3NT | ♠4 | = | +2 |
| -6.7 | Round of 64 | SEOUL | 17 | 6♠xx | ♣8 | -1 | -7 |
| -9.2 | Round of 64 | SEOUL | 46 | 6♥ | ♠3 | = | +0 |
| -9.9 | Round of 64 | SEOUL | 20 | 5♥ | ♠T | -1 | -6 |