🇨🇳 ZHANG Yuhan · CHINA RDFZ ROSE
vs par split: bidding +1.20 · play -0.04
Strength of schedule: opponents averaged -0.36/bd (an easy draw) → opponent-adjusted -0.63/bd
Card play — on target: opening leads 87.5% #20 of 76 · declarer play 75.0% #27 of 76 · defence 76.7% #57 of 76
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (8) | 93.8% (16) |
| Declarer play | 87.5% (8) | 50.0% (4) |
| Defence | 62.5% (16) | 85.2% (27) |
Opening leads by suit led: ♠ 85.7% (7) · ♥ 87.5% (8) · ♦ 66.7% (3) · ♣ 100.0% (6)
vs par by strain: NT +0.67 (27) · a suit +1.48 (42)
vs par by level: part-score +1.16 (32) · game +1.97 (34) · slam -8.00 (3)
By role: declaring +1.23/bd (+0.04 vs par · 26) · defending -1.15/bd (+2.07 vs par · 44)
By vulnerability: vulnerable +0.01/bd (+2.47 vs par · 34) · not vulnerable -0.54/bd (+0.22 vs par · 36)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | X.Ren | X.Bi – Z.Bao | Open | 10 | -7.2 | -0.72 | +2.50 |
| Round 2 | X.Ren | D.Molina – V.Roman | Open | 10 | -30.6 | -3.06 | -0.30 |
| Round 4 | X.Ren | W.Schlumberger – L.Mommaerts | Open | 10 | -19.7 | -1.97 | -0.90 |
| Round 5 | X.Ren | K.Baliram Gurjar – V.Kamal Patel | Open | 10 | +1.9 | +0.19 | +1.90 |
| Round 6 | X.Ren | M.Kampermann – F.Oelker | Open | 10 | +1.0 | +0.10 | +0.40 |
| Round 7 | X.Ren | S.Wang – Z.Shen | Open | 10 | +29.2 | +2.92 | +2.40 |
| Round 8 | X.Ren | A.Yuan – H.Jin | Open | 10 | +6.6 | +0.66 | +3.20 |
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 |
|---|---|---|---|---|---|---|---|
| +13.7 | Round 8 | SHENGXING TEAM 2 | 18 | 3♣x | ♠K | +1 | +16 |
| +10.1 | Round 6 | 🇩🇪 GERMANY | 23 | 3NT | ♦4 | +2 | +11 |
| +8.0 | Round 7 | 🇨🇳 CHINA SHJS | 4 | 3NT | ♠9 | -2 | +13 |
| +6.1 | Round 8 | SHENGXING TEAM 2 | 19 | 4♥ | ♦4 | -1 | +12 |
| +5.9 | Round 1 | SHENGXING TEAM 3 | 8 | 4♠ | ♦6 | -1 | +13 |
| +5.4 | Round 7 | 🇨🇳 CHINA SHJS | 10 | 3NT | ♣Q | +1 | +1 |
| +5.2 | Round 6 | 🇩🇪 GERMANY | 25 | 2♥ | ♣3 | +1 | +6 |
| +4.8 | Round 7 | 🇨🇳 CHINA SHJS | 3 | 3NT | ♣Q | -4 | +12 |
| +3.8 | Round 7 | 🇨🇳 CHINA SHJS | 1 | 6♠ | ♥K | = | -11 |
| +3.4 | Round 6 | 🇩🇪 GERMANY | 28 | 2♠ | ♥3 | +2 | +10 |
| +3.0 | Round 7 | 🇨🇳 CHINA SHJS | 7 | Pass | +12 | ||
| +2.8 | Round 5 | 🇮🇳 INDIA | 13 | 4♠ | ♣4 | +1 | +1 |
| +2.8 | Round 5 | 🇮🇳 INDIA | 20 | 2♣ | ♥Q | = | +11 |
| +2.7 | Round 2 | 🇨🇱 CHILE | 18 | 4♥ | ♠7 | = | +7 |
| +2.4 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 5 | 1NT | ♥4 | -3 | +1 |
| +2.2 | Round 5 | 🇮🇳 INDIA | 17 | 3NT | ♣Q | -1 | +10 |
| +1.9 | Round 5 | 🇮🇳 INDIA | 12 | 3♣ | ♠4 | -1 | +0 |
| +1.9 | Round 8 | SHENGXING TEAM 2 | 13 | 3♦ | ♣A | +1 | +10 |
| +1.8 | Round 1 | SHENGXING TEAM 3 | 6 | 3NT | ♥6 | = | +7 |
| +1.6 | Round 5 | 🇮🇳 INDIA | 16 | 2♠ | ♦2 | = | +5 |
| +1.5 | Round 2 | 🇨🇱 CHILE | 14 | 1NT | ♠5 | +1 | +1 |
| +1.5 | Round 6 | 🇩🇪 GERMANY | 30 | 3♦ | ♥K | = | +0 |
| +1.4 | Round 7 | 🇨🇳 CHINA SHJS | 8 | 1NT | ♥5 | +1 | +0 |
| +1.2 | Round 7 | 🇨🇳 CHINA SHJS | 2 | 2♥ | ♦4 | +1 | -7 |
| +1.1 | Round 7 | 🇨🇳 CHINA SHJS | 9 | 4♥ | ♦3 | = | +3 |
| +1.0 | Round 7 | 🇨🇳 CHINA SHJS | 5 | 4♠ | ♥2 | = | +1 |
| +0.8 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 4 | 3NT | ♦9 | +3 | +1 |
| +0.5 | Round 6 | 🇩🇪 GERMANY | 24 | 2NT | ♥4 | = | +1 |
| +0.5 | Round 8 | SHENGXING TEAM 2 | 16 | 2♦ | ♣2 | -2 | +1 |
| +0.4 | Round 1 | SHENGXING TEAM 3 | 7 | 3♥ | ♠J | = | +7 |
| +0.4 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 1 | 4♥ | ♦K | +1 | +11 |
| +0.2 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 10 | 2♦ | ♣2 | -1 | -1 |
| +0.1 | Round 5 | 🇮🇳 INDIA | 18 | 3♣ | ♠J | = | +1 |
| -0.1 | Round 2 | 🇨🇱 CHILE | 16 | 3NT | ♠5 | +3 | -17 |
| -0.1 | Round 6 | 🇩🇪 GERMANY | 21 | 1NT | ♥A | = | +0 |
| -0.2 | Round 1 | SHENGXING TEAM 3 | 1 | 3♥ | ♠8 | = | +7 |
| -0.2 | Round 2 | 🇨🇱 CHILE | 20 | 2NT | ♦Q | +1 | +10 |
| -0.2 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 6 | 3NT | ♦A | = | +2 |
| -0.2 | Round 5 | 🇮🇳 INDIA | 15 | 5♥ | ♣4 | = | +0 |
| -0.2 | Round 8 | SHENGXING TEAM 2 | 11 | 2♥ | ♣8 | +1 | -7 |
| -0.3 | Round 5 | 🇮🇳 INDIA | 11 | 1NT | ♣Q | +1 | -1 |
| -0.5 | Round 7 | 🇨🇳 CHINA SHJS | 6 | 3NT | ♦6 | +1 | +0 |
| -0.5 | Round 8 | SHENGXING TEAM 2 | 15 | 4♥ | ♥2 | +1 | +10 |
| -0.8 | Round 1 | SHENGXING TEAM 3 | 5 | 1NT | ♦7 | +4 | +6 |
| -0.8 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 3 | 4♠ | ♣A | = | +6 |
| -1.1 | Round 6 | 🇩🇪 GERMANY | 22 | 4♥ | ♠K | +1 | +0 |
| -1.3 | Round 1 | SHENGXING TEAM 3 | 2 | 3NT | ♥9 | = | +1 |
| -1.3 | Round 1 | SHENGXING TEAM 3 | 9 | 3♦ | ♥3 | = | +0 |
| -1.5 | Round 2 | 🇨🇱 CHILE | 11 | 2♠ | ♥K | +1 | -6 |
| -1.5 | Round 2 | 🇨🇱 CHILE | 17 | 5♠ | ♦9 | = | +0 |
| -1.7 | Round 8 | SHENGXING TEAM 2 | 12 | 1NT | ♣J | -1 | -5 |
| -2.2 | Round 1 | SHENGXING TEAM 3 | 3 | 3NT | ♥5 | +1 | +0 |
| -2.7 | Round 8 | SHENGXING TEAM 2 | 17 | 2♠ | ♣7 | +1 | -1 |
| -3.7 | Round 8 | SHENGXING TEAM 2 | 20 | 3NT | ♠J | +1 | +1 |
| -3.8 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 8 | 5♥ | ♠7 | = | -8 |
| -4.1 | Round 6 | 🇩🇪 GERMANY | 27 | 3♠ | ♣5 | +2 | -6 |
| -4.4 | Round 2 | 🇨🇱 CHILE | 15 | 4♥ | ♦5 | = | +0 |
| -4.5 | Round 5 | 🇮🇳 INDIA | 14 | 3NT | ♦Q | -1 | -8 |
| -4.5 | Round 5 | 🇮🇳 INDIA | 19 | 3♠ | ♥A | = | +0 |
| -4.7 | Round 1 | SHENGXING TEAM 3 | 4 | 1NT | ♦A | = | -11 |
| -4.8 | Round 1 | SHENGXING TEAM 3 | 10 | 3♥x | ♣K | -3 | -5 |
| -4.8 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 7 | 1NT | ♦5 | +1 | -6 |
| -5.0 | Round 6 | 🇩🇪 GERMANY | 29 | 4♥ | ♥3 | -2 | -7 |
| -6.3 | Round 2 | 🇨🇱 CHILE | 19 | 4♥ | ♣3 | +1 | +11 |
| -6.3 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 2 | 3NT | ♠10 | +2 | -1 |
| -6.8 | Round 8 | SHENGXING TEAM 2 | 14 | 6♥ | ♠6 | = | -5 |
| -7.6 | Round 4 | 🇫🇷 FRANCE 2 GIRLS | 9 | 4♥ | ♣K | -1 | -14 |
| -8.0 | Round 2 | 🇨🇱 CHILE | 13 | 4♥ | ♣9 | +1 | -1 |
| -9.4 | Round 6 | 🇩🇪 GERMANY | 26 | 3NT | ♥5 | = | -11 |
| -12.8 | Round 2 | 🇨🇱 CHILE | 12 | 6♥ | ♦K | = | -8 |