GROSSACK Zachary · PARKER
vs par split: bidding +0.79 · play -0.09
Strength of schedule: opponents averaged +0.07/bd (a tough draw) → opponent-adjusted -0.09/bd
Card play — on target: opening leads 90.0% #28 of 675 · declarer play 90.5% #36 of 675 · defence 83.3% #447 of 675
Bidding activity — not a pass: 42.9% #349 of 675 (87/203)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (5) | 86.7% (15) |
| Declarer play | 87.5% (8) | 92.3% (13) |
| Defence | 62.5% (8) | 89.3% (28) |
Opening leads by suit led: ♠ 100.0% (5) · ♥ 80.0% (5) · ♦ 100.0% (4) · ♣ 83.3% (6)
vs par by strain: NT -1.26 (19) · a suit +1.43 (51)
vs par by level: part-score +1.36 (22) · game +0.76 (41) · slam -1.71 (7)
By role: declaring +0.23/bd (-1.44 vs par · 34) · defending -0.53/bd (+2.72 vs par · 36)
By vulnerability: vulnerable -0.16/bd (+1.49 vs par · 35) · not vulnerable -0.17/bd (-0.09 vs par · 35)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | S.Rubenstein | A.Altindag – R.Vardar | Open | 14 | -19.0 | -1.36 | +0.86 |
| Round 3 | S.Rubenstein | A.Twardowski – L.Sztyrak | Closed | 0 | +0.0 | +0.00 | · |
| Round 4 | S.Rubenstein | E.Kupriianov – Y.Chumak | Open | 14 | -2.4 | -0.17 | -1.00 |
| Round 6 | S.Rubenstein | W.Bak – M.Witek | Open | 14 | -24.4 | -1.74 | -0.29 |
| Round 7 | A.Tebha | I.Liran – S.Rashti | Closed | 14 | -1.9 | -0.14 | -0.21 |
| Round 8 | A.Tebha | C.Hui – J.Chiang | Open | 14 | +36.4 | +2.60 | +4.14 |
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 |
|---|---|---|---|---|---|---|---|
| +14.3 | Round 8 | RILAKKUMA | 21 | 4♥ | ♥4 | -6 | +15 |
| +11.7 | Round 8 | RILAKKUMA | 23 | 4♠x | ♣T | -2 | +12 |
| +10.0 | Round 2 | AGREMAN | 27 | 3NT | ♠K | = | +11 |
| +8.4 | Round 4 | JUSTJUMP | 23 | 3NT | ♦J | = | +0 |
| +7.7 | Round 7 | INON LIRAN | 10 | 3NT | ♥T | +1 | +0 |
| +7.3 | Round 8 | RILAKKUMA | 28 | 7♠ | ♠3 | = | +0 |
| +6.6 | Round 2 | AGREMAN | 19 | 4♥ | ♣6 | -3 | +11 |
| +6.5 | Round 7 | INON LIRAN | 13 | 4♥ | ♣K | = | +10 |
| +5.8 | Round 7 | INON LIRAN | 4 | 4♠x | ♣A | -1 | +12 |
| +5.2 | Round 6 | EMI | 17 | 6♦x | ♠A | -1 | +9 |
| +5.0 | Round 7 | INON LIRAN | 7 | 3♠ | ♥2 | -1 | +11 |
| +4.6 | Round 2 | AGREMAN | 16 | 2♠ | ♠4 | = | +0 |
| +4.5 | Round 2 | AGREMAN | 17 | 3♠ | ♦J | -2 | +8 |
| +4.5 | Round 2 | AGREMAN | 26 | 6♣ | ♦9 | -2 | +13 |
| +4.3 | Round 4 | JUSTJUMP | 26 | 3♣ | ♥4 | +1 | +10 |
| +4.3 | Round 7 | INON LIRAN | 12 | 4♠x | ♣K | -2 | +8 |
| +3.8 | Round 4 | JUSTJUMP | 21 | 3♣ | ♠8 | -3 | +6 |
| +3.7 | Round 4 | JUSTJUMP | 20 | 2♥ | ♦T | -3 | +5 |
| +3.3 | Round 6 | EMI | 24 | 3NT | ♦4 | +1 | +1 |
| +3.1 | Round 8 | RILAKKUMA | 17 | 4♥x | ♥4 | -2 | +11 |
| +3.1 | Round 8 | RILAKKUMA | 18 | 2NT | ♣T | = | +0 |
| +3.0 | Round 8 | RILAKKUMA | 27 | 5♣ | ♦5 | -1 | +8 |
| +2.9 | Round 7 | INON LIRAN | 3 | 4♠x | ♦J | -1 | +0 |
| +2.3 | Round 4 | JUSTJUMP | 25 | 2♠ | ♣J | +1 | +0 |
| +2.1 | Round 8 | RILAKKUMA | 22 | 4♠ | ♦T | = | +0 |
| +1.9 | Round 6 | EMI | 28 | 2♥ | ♠8 | = | +0 |
| +1.0 | Round 8 | RILAKKUMA | 15 | 2♠ | ♥7 | +1 | +1 |
| +0.8 | Round 8 | RILAKKUMA | 16 | 4♥ | ♣Q | +2 | +11 |
| +0.7 | Round 6 | EMI | 22 | 3NT | ♦4 | +2 | +0 |
| +0.5 | Round 2 | AGREMAN | 28 | 3NT | ♥3 | +1 | +0 |
| +0.4 | Round 4 | JUSTJUMP | 16 | 5♦ | ♣5 | = | -1 |
| +0.3 | Round 2 | AGREMAN | 15 | 3NT | ♠6 | = | +1 |
| +0.3 | Round 7 | INON LIRAN | 5 | 2♠ | ♥5 | +1 | +0 |
| -0.0 | Round 7 | INON LIRAN | 6 | 4♣ | ♣K | = | +0 |
| -0.2 | Round 7 | INON LIRAN | 1 | 4♠ | ♥3 | +1 | +0 |
| -0.3 | Round 4 | JUSTJUMP | 19 | 3♦ | ♣6 | +2 | +10 |
| -0.3 | Round 6 | EMI | 19 | 3NT | ♠2 | +1 | +0 |
| -0.8 | Round 6 | EMI | 23 | 3NT | ♣J | +2 | +0 |
| -1.0 | Round 4 | JUSTJUMP | 15 | 3NT | ♠J | = | +1 |
| -1.0 | Round 8 | RILAKKUMA | 24 | 4♠ | ♥9 | +1 | +0 |
| -1.4 | Round 8 | RILAKKUMA | 25 | 2♥ | ♠Q | = | +0 |
| -1.6 | Round 2 | AGREMAN | 18 | 1NT | ♠4 | = | +0 |
| -1.6 | Round 4 | JUSTJUMP | 18 | 4♠ | ♦T | +1 | -13 |
| -1.6 | Round 6 | EMI | 25 | 2♥ | ♣J | -1 | -5 |
| -1.6 | Round 6 | EMI | 26 | 3♣ | ♦2 | = | -9 |
| -1.7 | Round 4 | JUSTJUMP | 27 | 3NT | ♥5 | +1 | -1 |
| -1.8 | Round 8 | RILAKKUMA | 20 | 4♠ | ♣7 | = | +1 |
| -1.9 | Round 2 | AGREMAN | 24 | 1NT | ♥J | -1 | -4 |
| -1.9 | Round 8 | RILAKKUMA | 19 | 3♦ | ♦5 | +1 | +0 |
| -2.3 | Round 4 | JUSTJUMP | 22 | 2♠ | ♠A | -1 | -4 |
| -2.5 | Round 4 | JUSTJUMP | 24 | 4♠ | ♦T | -1 | -10 |
| -2.6 | Round 6 | EMI | 20 | 3♥ | ♥5 | +1 | +10 |
| -3.3 | Round 6 | EMI | 18 | 4♥ | ♣6 | +1 | +11 |
| -3.4 | Round 6 | EMI | 16 | 5♣ | ♦J | = | +5 |
| -3.6 | Round 7 | INON LIRAN | 9 | 3NT | ♠4 | -2 | -7 |
| -3.9 | Round 8 | RILAKKUMA | 26 | 4♥ | ♠K | +2 | -1 |
| -4.3 | Round 4 | JUSTJUMP | 28 | 4♠x | ♥J | +1 | -6 |
| -5.1 | Round 6 | EMI | 27 | 4♥x | ♠A | -2 | -12 |
| -5.1 | Round 7 | INON LIRAN | 11 | 4♥x | ♣A | -2 | -5 |
| -5.3 | Round 2 | AGREMAN | 21 | 3NT | ♠6 | -2 | -6 |
| -6.0 | Round 2 | AGREMAN | 25 | 4♥x | ♣J | +1 | -6 |
| -7.5 | Round 2 | AGREMAN | 22 | 7♣ | ♠9 | = | +2 |
| -7.8 | Round 7 | INON LIRAN | 8 | 3NT | ♦A | = | -7 |
| -8.0 | Round 6 | EMI | 15 | 4♠ | ♥7 | -1 | -5 |
| -8.2 | Round 7 | INON LIRAN | 2 | 6♣ | ♥J | -1 | -14 |
| -8.8 | Round 6 | EMI | 21 | 3♠x | ♣A | = | -9 |
| -9.5 | Round 7 | INON LIRAN | 14 | 6♥ | ♠K | -2 | -11 |
| -9.9 | Round 2 | AGREMAN | 23 | 3NTx | ♦T | +2 | -2 |
| -11.6 | Round 4 | JUSTJUMP | 17 | 6NT | ♠9 | +1 | -11 |
| -17.8 | Round 2 | AGREMAN | 20 | 4♠x | ♣K | -7 | -16 |