SONG Yihan · JAPAN
vs par split: bidding +1.00 · play -0.01
Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted +0.78/bd
Card play — on target: opening leads 62.5% #83 of 88 · declarer play 81.0% #14 of 88 · defence 88.0% #24 of 88
Bidding activity — not a pass: 46.5% #27 of 88 (94/202)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 50.0% (4) |
| Declarer play | 66.7% (3) | 83.3% (18) |
| Defence | 80.0% (10) | 93.3% (15) |
Opening leads by suit led: ♠ 50.0% (4) · ♥ 66.7% (3) · ♣ 100.0% (1)
vs par by strain: NT -0.89 (18) · a suit +1.67 (52)
vs par by level: part-score +0.00 (28) · game +1.26 (38) · slam +5.75 (4)
By role: declaring +0.22/bd (-0.23 vs par · 44) · defending +1.44/bd (+3.12 vs par · 26)
By vulnerability: vulnerable +1.04/bd (+2.40 vs par · 35) · not vulnerable +0.30/bd (-0.37 vs par · 35)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | N.Yamamoto | C.Mann – A.Sandin | Closed | 10 | -1.0 | -0.10 | +0.50 |
| Round 2 | N.Yamamoto | M.Bertheau – E.Wiberg | Open | 10 | +12.2 | +1.22 | +2.60 |
| Round 4 | N.Yamamoto | X.Friesen – R.Goor | Open | 10 | +2.7 | +0.27 | +2.80 |
| Round 5 | N.Yamamoto | D.Kapiris – I.Papaspyrou | Open | 10 | -16.1 | -1.61 | -1.80 |
| Round 7 | N.Yamamoto | A.Goss – G.Morgan | Open | 10 | +0.0 | +0.00 | +0.30 |
| Round 8 | N.Yamamoto | J.Bazyluk – P.Patreuha | Closed | 10 | +47.7 | +4.77 | +4.60 |
| Round 10 | N.Yamamoto | J.Patreuha – F.Kolesnik | Closed | 10 | +1.6 | +0.16 | -1.90 |
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 |
|---|---|---|---|---|---|---|---|
| +12.9 | Round 8 | POLAND | 6 | 4♠x | ♠A | -3 | +9 |
| +12.8 | Round 8 | POLAND | 5 | 4♠ | ♥K | = | +16 |
| +10.7 | Round 4 | SKAFFATAR | 23 | 6♥ | ♣8 | -1 | +20 |
| +10.5 | Round 8 | POLAND | 4 | 6♣ | ♠3 | -2 | +17 |
| +9.7 | Round 8 | POLAND | 3 | 4♥ | ♣K | = | +7 |
| +8.5 | Round 1 | COOD LIFE | 23 | 3♣x | ♠6 | = | +13 |
| +6.2 | Round 7 | AUSTRALIA | 28 | 4♠ | ♦A | -1 | +5 |
| +5.2 | Round 7 | AUSTRALIA | 30 | 5♦ | ♠A | = | +7 |
| +5.1 | Round 7 | AUSTRALIA | 22 | 4♦ | . | -2 | +3 |
| +4.5 | Round 1 | COOD LIFE | 24 | 4♥ | ♠T | +1 | +1 |
| +4.4 | Round 10 | TEAM FUNBRIDGE BLUE | 30 | 4♥ | ♦K | +1 | +0 |
| +3.5 | Round 2 | STROMSGODSET | 3 | 3♥ | ♦8 | -3 | +10 |
| +3.5 | Round 4 | SKAFFATAR | 25 | 3♠ | ♣J | -2 | +2 |
| +3.4 | Round 10 | TEAM FUNBRIDGE BLUE | 21 | 3NT | ♥K | = | +0 |
| +3.1 | Round 10 | TEAM FUNBRIDGE BLUE | 26 | 2♠ | ♣K | = | -1 |
| +3.0 | Round 2 | STROMSGODSET | 2 | 3NT | ♥5 | -1 | -2 |
| +3.0 | Round 5 | HELLAS U26 | 10 | 4♥ | ♠T | -1 | +6 |
| +3.0 | Round 8 | POLAND | 10 | 4♠ | ♣8 | = | +0 |
| +2.9 | Round 8 | POLAND | 9 | 1♠ | ♥Q | = | +5 |
| +2.8 | Round 1 | COOD LIFE | 26 | 4♠ | ♥2 | = | +0 |
| +2.8 | Round 7 | AUSTRALIA | 29 | 2♥ | ♣3 | = | +5 |
| +2.5 | Round 2 | STROMSGODSET | 5 | 2♠ | ♣A | = | -1 |
| +2.5 | Round 2 | STROMSGODSET | 6 | 1NT | ♠4 | +2 | +1 |
| +2.4 | Round 2 | STROMSGODSET | 7 | 2♥ | ♣K | +1 | +6 |
| +2.3 | Round 2 | STROMSGODSET | 8 | 5♦ | ♥K | = | -1 |
| +2.3 | Round 4 | SKAFFATAR | 22 | 4♥ | ♠9 | = | +6 |
| +2.2 | Round 5 | HELLAS U26 | 6 | 3NT | ♥5 | = | +0 |
| +2.1 | Round 5 | HELLAS U26 | 8 | 3NT | ♥4 | -2 | +0 |
| +2.1 | Round 10 | TEAM FUNBRIDGE BLUE | 24 | 3NT | ♥K | -1 | +5 |
| +2.1 | Round 10 | TEAM FUNBRIDGE BLUE | 27 | 3NT | ♣5 | = | -2 |
| +1.9 | Round 1 | COOD LIFE | 22 | 2♦ | ♠6 | = | +5 |
| +1.0 | Round 8 | POLAND | 1 | 2♥ | ♣7 | +1 | +0 |
| +0.7 | Round 1 | COOD LIFE | 28 | 5♥x | ♦5 | -3 | +0 |
| +0.7 | Round 2 | STROMSGODSET | 4 | 5♦ | ♥Q | +2 | +13 |
| +0.6 | Round 4 | SKAFFATAR | 26 | 6♠ | ♦2 | = | +0 |
| +0.2 | Round 2 | STROMSGODSET | 1 | 4♥ | ♠4 | = | +0 |
| +0.0 | Round 5 | HELLAS U26 | 5 | 4♠ | ♥5 | +1 | +0 |
| -0.1 | Round 8 | POLAND | 2 | 3NT | ♦J | +1 | +0 |
| -0.2 | Round 7 | AUSTRALIA | 25 | 1NT | ♠5 | = | -1 |
| -0.6 | Round 1 | COOD LIFE | 30 | 3♦ | ♥8 | = | -1 |
| -0.7 | Round 2 | STROMSGODSET | 10 | 3NT | ♠3 | = | +0 |
| -0.7 | Round 4 | SKAFFATAR | 27 | 3♣x | ♠4 | -1 | +1 |
| -0.7 | Round 4 | SKAFFATAR | 28 | 4♠ | ♥9 | -1 | +1 |
| -0.8 | Round 10 | TEAM FUNBRIDGE BLUE | 23 | 4♥x | ♣T | -1 | +2 |
| -0.8 | Round 10 | TEAM FUNBRIDGE BLUE | 28 | 2NT | ♥A | -1 | -2 |
| -0.9 | Round 1 | COOD LIFE | 21 | 4♠ | ♥J | = | +0 |
| -1.0 | Round 4 | SKAFFATAR | 30 | 3NT | ♣T | +1 | +1 |
| -1.1 | Round 5 | HELLAS U26 | 4 | 1NT | ♥5 | +2 | -1 |
| -1.1 | Round 7 | AUSTRALIA | 26 | 2♦ | ♠A | -1 | -1 |
| -1.2 | Round 4 | SKAFFATAR | 21 | 5♣ | ♥J | = | +1 |
| -1.4 | Round 1 | COOD LIFE | 27 | 3♥ | ♠K | -3 | -1 |
| -1.4 | Round 7 | AUSTRALIA | 23 | 5♥ | ♠3 | -1 | +1 |
| -1.7 | Round 4 | SKAFFATAR | 24 | 2NT | ♥8 | = | +7 |
| -1.8 | Round 5 | HELLAS U26 | 3 | 2♠ | ♥6 | -1 | +2 |
| -2.1 | Round 8 | POLAND | 8 | 4♣ | ♥J | -1 | -10 |
| -2.2 | Round 10 | TEAM FUNBRIDGE BLUE | 29 | 4♠ | ♦9 | = | +1 |
| -2.9 | Round 8 | POLAND | 7 | 3NT | ♣8 | = | +2 |
| -3.1 | Round 10 | TEAM FUNBRIDGE BLUE | 25 | 5♣x | ♥Q | -1 | -11 |
| -3.8 | Round 5 | HELLAS U26 | 9 | 6♦ | ♥A | -1 | -14 |
| -4.1 | Round 1 | COOD LIFE | 29 | 3♥ | ♠6 | -2 | -2 |
| -4.1 | Round 5 | HELLAS U26 | 2 | 4♠ | ♥7 | -3 | +3 |
| -4.2 | Round 2 | STROMSGODSET | 9 | 3♣ | ♠3 | = | +0 |
| -4.4 | Round 5 | HELLAS U26 | 7 | 5♣ | ♦A | -2 | -2 |
| -4.6 | Round 7 | AUSTRALIA | 21 | 3NT | ♠K | -1 | -5 |
| -4.8 | Round 7 | AUSTRALIA | 27 | 1NT | ♠T | -3 | -7 |
| -6.6 | Round 10 | TEAM FUNBRIDGE BLUE | 22 | 2♠ | ♦9 | -3 | -11 |
| -7.2 | Round 7 | AUSTRALIA | 24 | 4♠ | ♣A | -1 | -4 |
| -8.2 | Round 5 | HELLAS U26 | 1 | 3NT | ♦3 | -3 | -12 |
| -9.1 | Round 4 | SKAFFATAR | 29 | 3♦ | ♥J | +2 | -11 |
| -12.4 | Round 1 | COOD LIFE | 25 | 2♥x | ♣K | -5 | -10 |