LI Xiaoyi · CHINA OPN(B)
vs par split: bidding +1.43 · play +0.80
Strength of schedule: opponents averaged +0.29/bd (a tough draw) → opponent-adjusted +0.88/bd
Card play — on target: opening leads 75.0% #317 of 579 · declarer play 80.0% #191 of 579 · defence 90.6% #201 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (8) | 91.7% (12) |
| Declarer play | 33.3% (3) | 100.0% (7) |
| Defence | 85.7% (14) | 94.4% (18) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 75.0% (8) · ♦ 50.0% (2) · ♣ 100.0% (5)
vs par by strain: NT +3.17 (23) · a suit +1.58 (33)
vs par by level: part-score +1.61 (28) · game +0.86 (21) · slam +8.86 (7)
By role: declaring -0.10/bd (-1.50 vs par · 24) · defending +1.12/bd (+5.03 vs par · 32)
By vulnerability: vulnerable +0.49/bd (+2.00 vs par · 28) · not vulnerable +0.70/bd (+2.46 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | B.Zhang | B.Dey – S.Behuria | Open | 7 | +0.6 | +0.09 | +2.14 |
| Round 2 | B.Zhang | M.Iliev – H.Hristov | Open | 7 | -0.8 | -0.11 | -1.71 |
| Round 3 | B.Zhang | S.Bi – Y.Wei | Open | 7 | +17.5 | +2.50 | +1.57 |
| Round 4 | B.Zhang | K.Buras – G.Narkiewicz | Closed | 7 | +8.3 | +1.19 | +5.86 |
| Round 5 | B.Zhang | M.Whibley – S.Hans | Open | 7 | -7.0 | -1.00 | -1.00 |
| Round 6 | B.Zhang | Y.Yang – Y.Dong | Open | 7 | +8.1 | +1.16 | +4.57 |
| Round 7 | B.Zhang | M.Harding – G.Brekka | Open | 7 | +10.4 | +1.49 | +2.86 |
| Round 8 | B.Zhang | W.Olanski – V.Vainikonis | Closed | 7 | -3.8 | -0.54 | +3.57 |
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 |
|---|---|---|---|---|---|---|---|
| +12.8 | Round 1 | AZURE | 3 | 2NTx | ♣Q | -4 | +14 |
| +9.9 | Round 3 | JILINDINGYUAN | 19 | 6NT | ♠2 | -1 | +20 |
| +8.6 | Round 2 | BULGARIAN ALL STARS | 11 | 6♦ | ♥K | +1 | +1 |
| +8.0 | Round 2 | BULGARIAN ALL STARS | 10 | 6NT | ♥2 | -1 | +12 |
| +6.6 | Round 3 | JILINDINGYUAN | 20 | 2♥ | ♦A | -2 | +15 |
| +6.2 | Round 1 | AZURE | 6 | 3NT | ♦Q | = | +11 |
| +5.9 | Round 5 | LITTLE MECK | 6 | 6♣ | ♠8 | +1 | +13 |
| +5.2 | Round 3 | JILINDINGYUAN | 21 | 6♠ | ♥J | +1 | -13 |
| +5.0 | Round 6 | KALAJUN-XINJIANG | 12 | 3NT | ♠2 | -2 | +11 |
| +5.0 | Round 7 | KCB | 16 | 1♠x | ♣4 | -1 | +11 |
| +4.6 | Round 4 | BRIDGE 24 | 23 | 6NT | ♦10 | -2 | +17 |
| +4.0 | Round 8 | VITAS | 22 | 6NT | ♥5 | -1 | +12 |
| +3.6 | Round 6 | KALAJUN-XINJIANG | 8 | 3♣ | ♦Q | +1 | +7 |
| +3.3 | Round 6 | KALAJUN-XINJIANG | 10 | 3NT | ♠Q | -1 | +6 |
| +3.0 | Round 7 | KCB | 21 | 1NT | ♠Q | = | +6 |
| +2.9 | Round 3 | JILINDINGYUAN | 15 | 2♠ | ♦3 | +1 | +1 |
| +2.8 | Round 7 | KCB | 19 | 2♥ | ♠7 | -2 | +2 |
| +2.7 | Round 4 | BRIDGE 24 | 27 | 3♣ | ♦5 | +2 | +6 |
| +2.7 | Round 7 | KCB | 15 | 3♠ | ♣K | = | +13 |
| +2.6 | Round 8 | VITAS | 23 | 1NT | ♠6 | -2 | +3 |
| +1.9 | Round 1 | AZURE | 2 | 3NT | ♥10 | -2 | +6 |
| +1.2 | Round 6 | KALAJUN-XINJIANG | 11 | 3♦ | ♦3 | -2 | -1 |
| +1.2 | Round 8 | VITAS | 24 | 4♠x | ♣5 | -2 | +4 |
| +1.0 | Round 4 | BRIDGE 24 | 25 | 5♦ | ♥K | +1 | +13 |
| +1.0 | Round 5 | LITTLE MECK | 7 | 4♠ | ♥6 | = | +0 |
| +0.7 | Round 4 | BRIDGE 24 | 24 | 5♦ | ♠6 | = | -2 |
| +0.4 | Round 5 | LITTLE MECK | 5 | 2♥ | ♣A | +1 | +0 |
| +0.3 | Round 7 | KCB | 20 | 4♠ | ♦6 | +2 | -13 |
| +0.1 | Round 4 | BRIDGE 24 | 26 | 4♠ | ♣A | = | +13 |
| +0.1 | Round 6 | KALAJUN-XINJIANG | 13 | 2♦ | ♠K | -1 | +1 |
| +0.0 | Round 4 | BRIDGE 24 | 22 | 2♥ | ♦A | +1 | +0 |
| -0.2 | Round 1 | AZURE | 5 | 1NT | ♣3 | +2 | +0 |
| -0.6 | Round 5 | LITTLE MECK | 2 | 2♥ | ♠10 | +1 | +0 |
| -0.8 | Round 4 | BRIDGE 24 | 28 | 3NT | ♣4 | -1 | -6 |
| -1.1 | Round 6 | KALAJUN-XINJIANG | 9 | 4♥ | ♣3 | = | +13 |
| -1.2 | Round 3 | JILINDINGYUAN | 18 | 2♠ | ♥Q | -1 | -2 |
| -1.5 | Round 8 | VITAS | 28 | 2♥ | ♣3 | = | +7 |
| -1.6 | Round 7 | KCB | 17 | 3♦ | ♠K | -2 | -1 |
| -1.8 | Round 7 | KCB | 18 | 1NT | ♥5 | = | +2 |
| -1.9 | Round 5 | LITTLE MECK | 3 | 2NT | ♠J | -2 | -6 |
| -2.0 | Round 8 | VITAS | 25 | 4♠x | ♦A | -3 | +3 |
| -2.0 | Round 8 | VITAS | 26 | 3NT | ♠3 | = | +0 |
| -2.1 | Round 2 | BULGARIAN ALL STARS | 12 | 3♥ | ♣K | = | +0 |
| -2.2 | Round 3 | JILINDINGYUAN | 17 | 2♥ | ♠K | +1 | +0 |
| -2.6 | Round 2 | BULGARIAN ALL STARS | 9 | 4♣ | ♦K | +1 | -6 |
| -2.6 | Round 5 | LITTLE MECK | 1 | 3NT | ♥A | +1 | -1 |
| -2.9 | Round 2 | BULGARIAN ALL STARS | 14 | 1NT | ♥4 | = | -5 |
| -3.0 | Round 1 | AZURE | 7 | 3NT | ♥10 | +1 | +0 |
| -3.3 | Round 2 | BULGARIAN ALL STARS | 8 | 3♠ | ♥K | = | -6 |
| -3.7 | Round 3 | JILINDINGYUAN | 16 | 3NT | ♣10 | +4 | -10 |
| -4.0 | Round 6 | KALAJUN-XINJIANG | 14 | 4♠x | ♦Q | -1 | -5 |
| -5.0 | Round 1 | AZURE | 4 | 1NT | ♣6 | -2 | -2 |
| -6.1 | Round 8 | VITAS | 27 | 3NT | ♣5 | -5 | -4 |
| -6.5 | Round 2 | BULGARIAN ALL STARS | 13 | 4♠ | ♥8 | -3 | -8 |
| -9.2 | Round 5 | LITTLE MECK | 4 | 3NT | ♣6 | -2 | -13 |
| -12.1 | Round 1 | AZURE | 1 | 4♦x | ♠A | -4 | -14 |