ZHAO Yanpei · CHINA OPEN 2
vs par split: bidding +1.29 · play +0.28
Strength of schedule: opponents averaged -0.20/bd (an easy draw) → opponent-adjusted +0.41/bd
Card play — on target: opening leads 88.9% #43 of 476 · declarer play 68.8% #374 of 478 · defence 94.7% #31 of 478
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 83.3% (6) | 91.7% (12) |
| Declarer play | 75.0% (8) | 62.5% (8) |
| Defence | 84.6% (13) | 100.0% (25) |
Opening leads by suit led: ♠ 100.0% (6) · ♥ 83.3% (6) · ♦ 80.0% (5) · ♣ 100.0% (1)
vs par by strain: NT +1.65 (31) · a suit +1.51 (49)
vs par by level: part-score +1.00 (31) · game +2.00 (42) · slam +1.43 (7)
By role: declaring +0.83/bd (+0.29 vs par · 42) · defending +0.36/bd (+2.97 vs par · 38)
By vulnerability: vulnerable +0.67/bd (+1.85 vs par · 40) · not vulnerable +0.55/bd (+1.27 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | X.Li | C.Krantz – B.Lang | Closed | 10 | +1.4 | +0.14 | +1.70 |
| Round 2 | X.Li | P.Bertheau – D.Zagorin | Open | 10 | -8.9 | -0.89 | -1.30 |
| Round 3 | X.Li | G.Mittelman – K.Bercuson | Closed | 10 | +14.1 | +1.41 | +1.80 |
| Round 5 | X.Li | M.Figueiredo – M.Paiva | Closed | 10 | +16.3 | +1.63 | +3.10 |
| Round 6 | X.Li | C.Dong – B.Shi | Open | 10 | +11.7 | +1.17 | +3.40 |
| Round 7 | X.Li | D.Mossop – A.Hydes | Open | 10 | +0.1 | +0.01 | +1.70 |
| Round 8 | X.Li | J.Hu – Y.Chen | Open | 10 | -2.7 | -0.27 | +2.10 |
| Round 10 | X.Li | V.Kiljan – L.Tijssen | Closed | 10 | +16.8 | +1.68 | +0.00 |
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 |
|---|---|---|---|---|---|---|---|
| +10.5 | Round 3 | MITTELMAN | 7 | 3♣ | ♦2 | +1 | +11 |
| +10.3 | Round 5 | PAIVA | 23 | 4♥ | ♣4 | = | +15 |
| +10.1 | Round 1 | COBRA KHAN | 8 | 6♣x | ♦K | -2 | +12 |
| +8.9 | Round 3 | MITTELMAN | 3 | 3NT | ♥2 | = | +11 |
| +7.1 | Round 10 | NETHERLANDS JUNIORS | 23 | 5♦x | ♣K | -2 | +8 |
| +6.4 | Round 1 | COBRA KHAN | 3 | 4♠ | ♥7 | +3 | +14 |
| +5.9 | Round 6 | CRE8TIVE | 2 | 4♠ | ♥3 | -2 | +9 |
| +5.9 | Round 7 | MOSSOP | 14 | 4♠ | ♣2 | +2 | +11 |
| +5.8 | Round 10 | NETHERLANDS JUNIORS | 22 | 4♥ | ♣3 | = | -1 |
| +5.5 | Round 8 | ORG | 1 | 3NT | ♥3 | -1 | +5 |
| +5.0 | Round 6 | CRE8TIVE | 4 | 2♥ | ♣2 | = | +12 |
| +4.8 | Round 6 | CRE8TIVE | 7 | 5♣ | ♦A | -1 | +6 |
| +4.1 | Round 2 | BERTHEAU | 14 | 1NT | ♦2 | +2 | +2 |
| +4.1 | Round 8 | ORG | 10 | 3NT | ♦10 | -2 | +3 |
| +4.0 | Round 5 | PAIVA | 21 | 3NT | ♥3 | +3 | +11 |
| +3.7 | Round 2 | BERTHEAU | 15 | 5♥ | ♠A | = | +6 |
| +3.6 | Round 10 | NETHERLANDS JUNIORS | 26 | 3NT | ♥10 | = | +0 |
| +3.4 | Round 3 | MITTELMAN | 8 | 2♠ | ♣A | +1 | +1 |
| +3.3 | Round 6 | CRE8TIVE | 10 | 3NT | ♦Q | -2 | +8 |
| +3.1 | Round 8 | ORG | 4 | 4♥ | ♠10 | -1 | +6 |
| +3.0 | Round 5 | PAIVA | 28 | 3♥ | ♠3 | = | +1 |
| +2.8 | Round 3 | MITTELMAN | 5 | 2NT | ♠2 | -3 | +2 |
| +2.7 | Round 1 | COBRA KHAN | 6 | 3NT | ♣5 | = | -1 |
| +2.7 | Round 8 | ORG | 5 | 3NT | ♥A | +2 | +0 |
| +2.6 | Round 5 | PAIVA | 29 | 3NT | ♦7 | +4 | +2 |
| +2.5 | Round 1 | COBRA KHAN | 7 | 3NT | ♠6 | = | +0 |
| +2.4 | Round 10 | NETHERLANDS JUNIORS | 30 | 2♥ | ♠A | +1 | +1 |
| +2.0 | Round 7 | MOSSOP | 11 | 3NT | ♣2 | -1 | +5 |
| +1.8 | Round 2 | BERTHEAU | 17 | 3NT | ♠7 | +1 | +0 |
| +1.8 | Round 10 | NETHERLANDS JUNIORS | 21 | 3NT | ♠2 | +1 | +1 |
| +1.6 | Round 8 | ORG | 3 | 3NT | ♦J | -1 | +12 |
| +1.2 | Round 10 | NETHERLANDS JUNIORS | 24 | 6NT | ♠10 | = | +0 |
| +0.9 | Round 3 | MITTELMAN | 1 | 1NT | ♣A | = | -1 |
| +0.9 | Round 5 | PAIVA | 22 | 2NT | ♣2 | = | +0 |
| +0.7 | Round 2 | BERTHEAU | 13 | 4♥ | ♣A | +1 | +0 |
| +0.6 | Round 5 | PAIVA | 25 | 3NT | ♥5 | +2 | +1 |
| +0.4 | Round 7 | MOSSOP | 13 | 6♠ | ♣2 | = | -8 |
| +0.2 | Round 6 | CRE8TIVE | 5 | 3♠ | ♥10 | -1 | +2 |
| +0.2 | Round 10 | NETHERLANDS JUNIORS | 28 | 3♥ | ♣J | -1 | +2 |
| +0.1 | Round 2 | BERTHEAU | 11 | 2♣ | ♠K | -2 | -1 |
| -0.0 | Round 1 | COBRA KHAN | 5 | 2♦ | ♠5 | -1 | +5 |
| +0.0 | Round 5 | PAIVA | 26 | 2♠ | ♦J | = | -1 |
| -0.1 | Round 2 | BERTHEAU | 18 | 3NT | ♠Q | +1 | +0 |
| -0.2 | Round 7 | MOSSOP | 20 | 3♦ | ♣2 | -1 | -1 |
| -0.2 | Round 8 | ORG | 2 | 2♥ | ♥2 | = | +7 |
| -0.3 | Round 7 | MOSSOP | 12 | 4♣ | ♣2 | = | +0 |
| -0.4 | Round 1 | COBRA KHAN | 10 | 4♥ | ♠4 | +1 | +0 |
| -0.4 | Round 7 | MOSSOP | 18 | 5♦ | ♣2 | = | -2 |
| -0.5 | Round 10 | NETHERLANDS JUNIORS | 29 | 3NT | ♥3 | +1 | +0 |
| -0.7 | Round 6 | CRE8TIVE | 1 | 3NT | ♦J | -1 | -4 |
| -0.7 | Round 8 | ORG | 9 | 2♠ | ♥2 | +1 | +0 |
| -0.9 | Round 6 | CRE8TIVE | 8 | 3♣ | ♦4 | -1 | +1 |
| -0.9 | Round 7 | MOSSOP | 19 | 1NT | ♥K | -3 | +3 |
| -1.0 | Round 2 | BERTHEAU | 12 | 2♥ | ♣Q | +1 | +0 |
| -1.0 | Round 3 | MITTELMAN | 9 | 3NT | ♠5 | +1 | +0 |
| -1.0 | Round 5 | PAIVA | 30 | 4♠ | ♦3 | +1 | -1 |
| -1.1 | Round 5 | PAIVA | 24 | 6♦ | ♣K | = | +2 |
| -1.5 | Round 7 | MOSSOP | 16 | 6♠ | ♥Q | = | +11 |
| -1.7 | Round 6 | CRE8TIVE | 6 | 2♠ | ♣A | = | +0 |
| -1.7 | Round 10 | NETHERLANDS JUNIORS | 25 | 3NT | ♥2 | +3 | -1 |
| -1.8 | Round 7 | MOSSOP | 17 | 3♠ | ♣2 | -2 | +0 |
| -1.9 | Round 1 | COBRA KHAN | 2 | 3♥ | ♦10 | = | +0 |
| -2.0 | Round 6 | CRE8TIVE | 9 | 1NT | ♠5 | -1 | +0 |
| -2.2 | Round 6 | CRE8TIVE | 3 | 2♠ | ♦7 | +1 | +0 |
| -2.4 | Round 1 | COBRA KHAN | 9 | 5♦ | ♥3 | = | +0 |
| -2.4 | Round 3 | MITTELMAN | 6 | 2♠ | ♣10 | = | +0 |
| -2.5 | Round 3 | MITTELMAN | 10 | 4♠ | ♥J | -1 | +6 |
| -2.7 | Round 3 | MITTELMAN | 4 | 3♦ | ♥A | -2 | -3 |
| -3.0 | Round 5 | PAIVA | 27 | 1NT | ♦K | -2 | +1 |
| -3.1 | Round 7 | MOSSOP | 15 | 3NT | ♠9 | +3 | -2 |
| -3.1 | Round 10 | NETHERLANDS JUNIORS | 27 | 4♥ | ♦Q | -1 | -10 |
| -3.4 | Round 2 | BERTHEAU | 20 | 3♦ | ♥A | -1 | -6 |
| -3.8 | Round 3 | MITTELMAN | 2 | 4♠ | ♣K | -1 | -9 |
| -5.0 | Round 1 | COBRA KHAN | 1 | 4♠x | ♥J | -1 | -6 |
| -5.2 | Round 8 | ORG | 8 | 4♠ | ♠3 | -1 | -5 |
| -5.7 | Round 2 | BERTHEAU | 19 | 4♥ | ♦A | -3 | -14 |
| -6.5 | Round 8 | ORG | 6 | 2NT | ♥2 | = | -7 |
| -7.1 | Round 8 | ORG | 7 | 3NT | ♣K | = | +0 |
| -9.1 | Round 2 | BERTHEAU | 16 | 6♠ | ♦A | = | +0 |
| -10.6 | Round 1 | COBRA KHAN | 4 | 6♦ | ♥4 | = | -7 |