🇸🇬 ONG Yisheng Kelvin · SINGAPORE Mixed
vs par split: bidding -2.17 · play -0.23
Strength of schedule: opponents averaged +0.65/bd (a tough draw) → opponent-adjusted -0.10/bd
Card play — on target: opening leads 37.5% #132 of 135 · declarer play 76.5% #58 of 135 · defence 86.7% #66 of 135
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (2) | 33.3% (6) |
| Declarer play | 0.0% (1) | 81.2% (16) |
| Defence | 100.0% (4) | 81.8% (11) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 25.0% (4) · ♦ 0.0% (1) · ♣ 50.0% (2)
vs par by strain: NT -3.75 (8) · a suit -2.06 (32)
vs par by level: part-score -0.89 (18) · game -2.95 (19) · slam -8.00 (3)
By role: declaring -0.33/bd (-3.92 vs par · 25) · defending -1.46/bd (+0.13 vs par · 15)
By vulnerability: vulnerable -0.65/bd (-1.50 vs par · 20) · not vulnerable -0.85/bd (-3.30 vs par · 20)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | H.Yeo | S.Rocca – C.Pellegrini | Open | 10 | -9.0 | -0.90 | -4.20 |
| Round 4 | H.Yeo | R.Marsal – H.Klumpp | Open | 10 | +2.2 | +0.22 | +1.20 |
| Round 5 | H.Yeo | T.Grude – J.Furunes | Open | 10 | -15.8 | -1.58 | -3.90 |
| Round 6 | H.Yeo | C.Krefeld – J.Hammelev | Open | 10 | -7.5 | -0.75 | -2.70 |
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 |
|---|---|---|---|---|---|---|---|
| +5.1 | Round 4 | 🇩🇪 GERMAN SENIORS | 4 | 4♠ | ♦A | = | +0 |
| +4.8 | Round 5 | 🇳🇴 NORWAY Women | 20 | 5♣ | ♥2 | +1 | +1 |
| +3.9 | Round 4 | 🇩🇪 GERMAN SENIORS | 7 | 3♦ | ♣9 | -1 | +12 |
| +2.9 | Round 6 | DENMIX | 22 | 4♠ | ♣A | = | +3 |
| +2.9 | Round 6 | DENMIX | 28 | 2♥ | ♠Q | +1 | +0 |
| +2.8 | Round 4 | 🇩🇪 GERMAN SENIORS | 5 | 3♦ | ♠K | -1 | +5 |
| +2.8 | Round 5 | 🇳🇴 NORWAY Women | 19 | 6♥ | ♦10 | = | -13 |
| +2.0 | Round 4 | 🇩🇪 GERMAN SENIORS | 1 | 2♠ | ♥9 | +3 | +3 |
| +1.9 | Round 3 | MALAMBO | 29 | 2♥ | ♠A | +1 | +0 |
| +1.8 | Round 6 | DENMIX | 21 | 1NT | ♦5 | = | -1 |
| +1.1 | Round 3 | MALAMBO | 30 | 1♣ | ♣2 | +1 | -2 |
| +0.6 | Round 3 | MALAMBO | 23 | 3♦ | ♥Q | +1 | +0 |
| +0.6 | Round 4 | 🇩🇪 GERMAN SENIORS | 8 | 3NT | ♥6 | +1 | +0 |
| +0.5 | Round 5 | 🇳🇴 NORWAY Women | 15 | 3♥ | ♠K | -1 | +0 |
| +0.4 | Round 4 | 🇩🇪 GERMAN SENIORS | 6 | 4♥ | ♦8 | = | +0 |
| +0.1 | Round 6 | DENMIX | 25 | 2♠ | ♣J | -1 | -2 |
| -0.3 | Round 5 | 🇳🇴 NORWAY Women | 11 | 4♥ | ♦10 | +1 | +0 |
| -0.4 | Round 3 | MALAMBO | 22 | 3♦ | ♥4 | -1 | -7 |
| -0.6 | Round 3 | MALAMBO | 24 | 4♥ | ♣4 | +1 | +0 |
| -0.6 | Round 3 | MALAMBO | 25 | 6♣ | ♦4 | +1 | -11 |
| -0.6 | Round 6 | DENMIX | 29 | 3NT | ♠10 | +2 | +0 |
| -0.8 | Round 4 | 🇩🇪 GERMAN SENIORS | 10 | 3NT | ♥J | -2 | -7 |
| -0.9 | Round 6 | DENMIX | 26 | 3♥ | ♠3 | +1 | -10 |
| -1.0 | Round 3 | MALAMBO | 27 | 3NT | ♥6 | +1 | -10 |
| -1.0 | Round 5 | 🇳🇴 NORWAY Women | 17 | 2♠ | ♦3 | -2 | +0 |
| -1.2 | Round 3 | MALAMBO | 28 | 2♥ | ♦5 | -1 | +0 |
| -1.3 | Round 6 | DENMIX | 27 | 3♣ | ♠6 | -2 | +0 |
| -1.4 | Round 3 | MALAMBO | 26 | 4♠ | ♥A | -1 | -6 |
| -1.4 | Round 5 | 🇳🇴 NORWAY Women | 18 | 3♥ | ♠A | = | -1 |
| -1.7 | Round 5 | 🇳🇴 NORWAY Women | 13 | 7NT | ♥9 | = | +0 |
| -1.9 | Round 4 | 🇩🇪 GERMAN SENIORS | 9 | 4♥ | ♠4 | +2 | +11 |
| -2.2 | Round 6 | DENMIX | 24 | 3NT | ♣4 | = | -14 |
| -2.9 | Round 6 | DENMIX | 30 | 2♥ | ♣7 | = | -5 |
| -4.0 | Round 4 | 🇩🇪 GERMAN SENIORS | 2 | 4♥ | ♠K | -1 | -5 |
| -4.3 | Round 5 | 🇳🇴 NORWAY Women | 14 | 4♥ | ♠A | -2 | -6 |
| -5.9 | Round 4 | 🇩🇪 GERMAN SENIORS | 3 | 4♥ | ♦A | = | -7 |
| -6.4 | Round 5 | 🇳🇴 NORWAY Women | 16 | 4♦x | ♣A | -2 | -8 |
| -7.3 | Round 6 | DENMIX | 23 | 3NT | ♥J | = | +2 |
| -7.4 | Round 3 | MALAMBO | 21 | 4♠ | ♥A | +1 | -6 |
| -8.8 | Round 5 | 🇳🇴 NORWAY Women | 12 | 4♥x | ♠10 | -3 | -12 |