ZHANG Yizhuo · BEYOND
vs par split: bidding +0.57 · play +0.61
Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted -0.26/bd
Card play — on target: opening leads 70.6% #416 of 579 · declarer play 69.2% #341 of 579 · defence 79.4% #470 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 71.4% (14) |
| Declarer play | 75.0% (4) | 66.7% (9) |
| Defence | 50.0% (8) | 88.5% (26) |
Opening leads by suit led: ♠ 50.0% (4) · ♥ 80.0% (5) · ♦ 85.7% (7) · ♣ 0.0% (1)
vs par by strain: NT -1.12 (17) · a suit +2.18 (39)
vs par by level: part-score +1.64 (25) · game +0.85 (26) · slam +0.60 (5)
By role: declaring -0.56/bd (-2.36 vs par · 22) · defending +0.12/bd (+3.47 vs par · 34)
By vulnerability: vulnerable +0.21/bd (+1.04 vs par · 27) · not vulnerable -0.49/bd (+1.31 vs par · 29)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Z.Li | A.Meyerson – H.Liu | Open | 7 | -30.5 | -4.36 | -5.57 |
| Round 2 | Z.Li | Y.Cao – J.Zhou | Open | 7 | -3.3 | -0.47 | -1.57 |
| Round 3 | Z.Li | I.Ivanov – R.Gunev | Open | 7 | -5.1 | -0.73 | -1.57 |
| Round 4 | Z.Li | Z.Ling – G.Miao | Open | 7 | +11.6 | +1.66 | +7.43 |
| Round 5 | Z.Li | D.Huang – Z.Wu | Open | 7 | +3.4 | +0.49 | +0.57 |
| Round 6 | Z.Li | J.Li – Z.Fu | Open | 7 | +1.1 | +0.16 | +3.14 |
| Round 7 | Z.Li | J.Kang – Y.Yang | Open | 7 | +13.0 | +1.86 | +3.14 |
| Round 8 | Z.Li | W.Chen – J.Zhao | Open | 7 | +1.5 | +0.21 | +3.86 |
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 |
|---|---|---|---|---|---|---|---|
| +10.7 | Round 4 | SHAOGUAN RENHUA | 28 | 2♠x | ♠Q | -3 | +9 |
| +9.8 | Round 8 | RAINBOW | 26 | 3NT | ♠3 | -1 | +12 |
| +8.7 | Round 8 | RAINBOW | 24 | 5♥ | ♠K | -1 | +11 |
| +8.0 | Round 2 | ZHONGFU | 10 | 4♠ | ♣3 | -1 | +12 |
| +6.5 | Round 5 | GUANGZHOU PEARL RIVE | 6 | 7♣ | ♠8 | = | -2 |
| +6.1 | Round 3 | HAUGE | 16 | 5♦ | ♠K | +1 | +11 |
| +5.0 | Round 2 | ZHONGFU | 12 | 2♠ | ♥7 | -3 | +7 |
| +4.3 | Round 6 | P D TIMES | 8 | 2♠ | ♣K | -2 | +8 |
| +3.7 | Round 7 | BEIJING SHARE SUN | 16 | 2♦ | ♠10 | +3 | +10 |
| +3.6 | Round 6 | P D TIMES | 14 | 3NT | ♠5 | +1 | +4 |
| +3.1 | Round 7 | BEIJING SHARE SUN | 18 | 2NT | ♥5 | -2 | +6 |
| +2.9 | Round 3 | HAUGE | 19 | 3NT | ♦5 | +2 | -17 |
| +2.8 | Round 7 | BEIJING SHARE SUN | 19 | 3♠ | ♣10 | -2 | +2 |
| +2.7 | Round 7 | BEIJING SHARE SUN | 15 | 3♠ | ♣K | = | +13 |
| +2.4 | Round 8 | RAINBOW | 25 | 4♠x | ♣K | -2 | +7 |
| +2.2 | Round 1 | TEXAN ACES | 7 | 5♣ | ♥6 | = | -1 |
| +2.2 | Round 2 | ZHONGFU | 14 | 3♥ | ♠9 | -2 | +0 |
| +2.0 | Round 4 | SHAOGUAN RENHUA | 22 | 3♦ | ♦2 | -2 | +2 |
| +2.0 | Round 4 | SHAOGUAN RENHUA | 23 | 6♣ | ♦10 | -1 | +17 |
| +2.0 | Round 7 | BEIJING SHARE SUN | 21 | 4♠ | ♣3 | -1 | +5 |
| +1.9 | Round 5 | GUANGZHOU PEARL RIVE | 3 | 3NT | ♠2 | -2 | +6 |
| +1.8 | Round 5 | GUANGZHOU PEARL RIVE | 1 | 3NT | ♥7 | = | +0 |
| +1.6 | Round 6 | P D TIMES | 9 | 4♣x | ♦3 | -3 | +13 |
| +1.5 | Round 4 | SHAOGUAN RENHUA | 24 | 3NT | ♠4 | +1 | -1 |
| +1.3 | Round 6 | P D TIMES | 11 | 2♥ | ♣3 | = | -1 |
| +1.1 | Round 2 | ZHONGFU | 13 | 4♥ | ♦5 | +1 | +0 |
| +0.6 | Round 5 | GUANGZHOU PEARL RIVE | 2 | 2♥ | ♠10 | +1 | +0 |
| +0.5 | Round 3 | HAUGE | 17 | 1NT | ♠K | = | -2 |
| +0.4 | Round 8 | RAINBOW | 23 | 1NT | ♦6 | +1 | +0 |
| +0.3 | Round 7 | BEIJING SHARE SUN | 20 | 5♠ | ♦7 | +1 | -13 |
| +0.2 | Round 1 | TEXAN ACES | 5 | 1NT | ♥Q | +2 | +0 |
| +0.0 | Round 4 | SHAOGUAN RENHUA | 25 | 3NT | ♣4 | +2 | +12 |
| -0.4 | Round 5 | GUANGZHOU PEARL RIVE | 5 | 2♥ | ♦4 | +1 | +0 |
| -0.6 | Round 3 | HAUGE | 18 | 2♠ | ♠A | -2 | +0 |
| -0.9 | Round 6 | P D TIMES | 13 | 3♠ | ♥A | = | +0 |
| -1.0 | Round 5 | GUANGZHOU PEARL RIVE | 7 | 4♠ | ♦4 | = | +0 |
| -1.2 | Round 6 | P D TIMES | 10 | 2♠ | ♦K | +1 | +0 |
| -1.4 | Round 4 | SHAOGUAN RENHUA | 26 | 4♥ | ♣Q | +2 | +13 |
| -1.6 | Round 7 | BEIJING SHARE SUN | 17 | 3♦ | ♠K | -2 | -1 |
| -2.4 | Round 1 | TEXAN ACES | 4 | 2♠ | ♥K | = | -6 |
| -2.6 | Round 2 | ZHONGFU | 8 | 2♠ | ♥K | = | -5 |
| -2.9 | Round 3 | HAUGE | 15 | 2♠ | ♦4 | +1 | -1 |
| -3.2 | Round 4 | SHAOGUAN RENHUA | 27 | 5♣ | ♦A | = | +0 |
| -3.3 | Round 1 | TEXAN ACES | 2 | 3NT | ♥5 | -3 | -7 |
| -3.4 | Round 1 | TEXAN ACES | 1 | 3♠ | ♦J | -1 | +2 |
| -4.1 | Round 8 | RAINBOW | 27 | 3NT | ♣7 | -3 | -2 |
| -4.5 | Round 3 | HAUGE | 21 | 6♠ | ♥J | = | +13 |
| -6.0 | Round 5 | GUANGZHOU PEARL RIVE | 4 | 4♠ | ♣3 | = | +0 |
| -6.6 | Round 3 | HAUGE | 20 | 2♥ | ♦A | -2 | -15 |
| -7.6 | Round 6 | P D TIMES | 12 | 3NT | ♥J | +3 | -2 |
| -7.7 | Round 8 | RAINBOW | 22 | 3NT | ♣10 | +2 | -1 |
| -8.0 | Round 2 | ZHONGFU | 9 | 6♣ | ♦A | -2 | -11 |
| -8.0 | Round 8 | RAINBOW | 28 | 4♠ | ♣K | = | +0 |
| -8.9 | Round 1 | TEXAN ACES | 6 | 3NTx | ♦Q | = | -12 |
| -9.0 | Round 2 | ZHONGFU | 11 | 6♠ | ♥K | -1 | -14 |
| -14.9 | Round 1 | TEXAN ACES | 3 | 3NTx | ♣J | -5 | -15 |