ZHONG Yi · YEH BROS TWO
vs par split: bidding +1.45 · play +0.88
Strength of schedule: opponents averaged -0.29/bd (an easy draw) → opponent-adjusted +0.54/bd
Card play — on target: opening leads 60.0% #525 of 579 · declarer play 90.9% #55 of 579 · defence 95.5% #74 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 50.0% (6) |
| Declarer play | 50.0% (2) | 100.0% (9) |
| Defence | 90.0% (10) | 100.0% (12) |
Opening leads by suit led: ♠ 50.0% (2) · ♥ 33.3% (3) · ♦ 100.0% (2) · ♣ 66.7% (3)
vs par by strain: NT +2.43 (14) · a suit +2.29 (35)
vs par by level: part-score +1.15 (20) · game +2.22 (23) · slam +6.67 (6)
By role: declaring +0.48/bd (-0.96 vs par · 27) · defending +1.26/bd (+6.36 vs par · 22)
By vulnerability: vulnerable +0.76/bd (+2.38 vs par · 24) · not vulnerable +0.90/bd (+2.28 vs par · 25)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | J.Tong | O.Berset – G.Tislevoll | Closed | 7 | +7.5 | +1.07 | -0.71 |
| Round 3 | J.Tong | K.Martens – D.Filipowicz | Open | 7 | +16.0 | +2.29 | +2.29 |
| Round 4 | L.Hu | J.George – F.Karwur | Closed | 7 | +9.5 | +1.36 | +5.86 |
| Round 5 | L.Hu | P.Gawrys – M.Klukowski | Closed | 7 | -8.9 | -1.27 | -1.00 |
| Round 6 | J.Tong | M.Eide – P.Eide | Closed | 7 | +20.1 | +2.87 | +5.29 |
| Round 7 | J.Tong | S.Penfold – N.Senior | Closed | 7 | +8.0 | +1.14 | +2.29 |
| Round 8 | L.Hu | M.Barel – Y.Zack | Open | 7 | -11.4 | -1.63 | +2.29 |
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 |
|---|---|---|---|---|---|---|---|
| +12.0 | Round 6 | NORWAY JUNIORS | 9 | 5♥ | ♣3 | -2 | +17 |
| +9.9 | Round 3 | ERA | 19 | 6♣ | ♠3 | -1 | +20 |
| +8.0 | Round 2 | SILVERFOX | 10 | 6♦ | ♣8 | -1 | +12 |
| +5.4 | Round 6 | NORWAY JUNIORS | 10 | 3♦ | ♦A | -2 | +8 |
| +5.0 | Round 3 | ERA | 16 | 6♦ | ♣A | = | -2 |
| +4.6 | Round 4 | PERTAMINA EP | 23 | 6NT | ♦10 | -2 | +17 |
| +4.5 | Round 3 | ERA | 21 | 6♠ | ♥J | = | -13 |
| +4.3 | Round 7 | PENFOLD | 16 | 4♣ | ♦7 | = | +10 |
| +4.2 | Round 5 | MAZURKIEWICZ | 3 | 3♣ | ♦7 | +1 | +0 |
| +4.2 | Round 6 | NORWAY JUNIORS | 14 | 5♥ | ♠A | = | +4 |
| +3.9 | Round 4 | PERTAMINA EP | 27 | 2♦ | ♦Q | -2 | +7 |
| +3.7 | Round 7 | PENFOLD | 15 | 4♥ | ♠K | -1 | +13 |
| +3.1 | Round 2 | SILVERFOX | 9 | 5♣ | ♦A | = | +0 |
| +2.0 | Round 2 | SILVERFOX | 13 | 4♥ | ♣10 | +2 | +1 |
| +2.0 | Round 7 | PENFOLD | 21 | 4♠ | ♣3 | -1 | +5 |
| +1.8 | Round 7 | PENFOLD | 18 | 2NT | ♥5 | -1 | +5 |
| +1.8 | Round 8 | MCALLISTER | 28 | 4♥ | ♣3 | -1 | +10 |
| +1.3 | Round 6 | NORWAY JUNIORS | 11 | 2♥ | ♣2 | = | -1 |
| +1.2 | Round 8 | MCALLISTER | 24 | 4♠x | ♥Q | -2 | +4 |
| +1.0 | Round 4 | PERTAMINA EP | 25 | 3NT | ♣2 | +1 | +12 |
| +1.0 | Round 5 | MAZURKIEWICZ | 7 | 4♠ | ♦5 | = | +0 |
| +0.7 | Round 4 | PERTAMINA EP | 24 | 3NT | ♠5 | = | -2 |
| +0.6 | Round 3 | ERA | 17 | 2♠ | ♥A | -1 | +3 |
| +0.4 | Round 5 | MAZURKIEWICZ | 5 | 3♥ | ♣A | = | +0 |
| +0.3 | Round 2 | SILVERFOX | 11 | 4♠ | ♥K | +1 | -10 |
| +0.3 | Round 7 | PENFOLD | 17 | 2♠ | ♦9 | +2 | +1 |
| +0.2 | Round 3 | ERA | 15 | 3♦ | ♥4 | -1 | -2 |
| +0.1 | Round 4 | PERTAMINA EP | 26 | 4♠ | ♥J | = | +13 |
| +0.1 | Round 6 | NORWAY JUNIORS | 13 | 2♦ | ♠A | -1 | +1 |
| +0.0 | Round 4 | PERTAMINA EP | 22 | 2♥ | ♦A | +1 | +0 |
| -0.4 | Round 6 | NORWAY JUNIORS | 12 | 1NT | ♣2 | +1 | +7 |
| -0.5 | Round 8 | MCALLISTER | 23 | 1NT | ♣J | = | -1 |
| -0.6 | Round 5 | MAZURKIEWICZ | 2 | 3♥ | ♣6 | = | +0 |
| -0.6 | Round 7 | PENFOLD | 20 | 4♠ | ♣10 | +1 | -13 |
| -0.8 | Round 2 | SILVERFOX | 12 | 1NT | ♣3 | = | +2 |
| -0.8 | Round 4 | PERTAMINA EP | 28 | 3NT | ♣4 | -1 | -6 |
| -1.2 | Round 3 | ERA | 18 | 2♠ | ♥Q | -1 | -2 |
| -1.8 | Round 2 | SILVERFOX | 14 | 3♦ | ♥8 | -1 | -4 |
| -2.0 | Round 8 | MCALLISTER | 25 | 4♠x | ♦K | -3 | +3 |
| -2.0 | Round 8 | MCALLISTER | 26 | 3NT | ♠3 | = | +0 |
| -2.5 | Round 6 | NORWAY JUNIORS | 8 | 3NT | ♦J | = | +1 |
| -2.6 | Round 5 | MAZURKIEWICZ | 1 | 3NT | ♥7 | +1 | -1 |
| -2.9 | Round 8 | MCALLISTER | 27 | 4♠ | ♥K | -2 | +0 |
| -3.0 | Round 3 | ERA | 20 | 3NT | ♠7 | +1 | +12 |
| -3.3 | Round 2 | SILVERFOX | 8 | 3♠ | ♣J | = | -6 |
| -3.5 | Round 7 | PENFOLD | 19 | 3♣ | ♥10 | -1 | -5 |
| -3.9 | Round 5 | MAZURKIEWICZ | 6 | 7♠x | ♥Q | -8 | +6 |
| -7.0 | Round 8 | MCALLISTER | 22 | 3NT | ♣10 | +1 | +0 |
| -7.4 | Round 5 | MAZURKIEWICZ | 4 | 3NT | ♣5 | -1 | -12 |