WANG Yanhong · LU DONG
vs par split: bidding +0.46 · play -0.16
Strength of schedule: opponents averaged -0.07/bd (an easy draw) → opponent-adjusted -0.10/bd
Card play — on target: opening leads 86.7% #100 of 518 · declarer play 80.0% #164 of 517 · defence 78.3% #400 of 518
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 90.0% (10) |
| Declarer play | 75.0% (4) | 81.2% (16) |
| Defence | 73.7% (19) | 81.5% (27) |
Opening leads by suit led: ♠ 100.0% (6) · ♥ 66.7% (3) · ♦ 75.0% (4) · ♣ 100.0% (2)
vs par by strain: NT -0.89 (27) · a suit +0.91 (53)
vs par by level: part-score +0.47 (34) · game +0.23 (43) · slam -0.67 (3)
By role: declaring -0.34/bd (-2.94 vs par · 34) · defending +0.18/bd (+2.70 vs par · 46)
By vulnerability: vulnerable +0.24/bd (+0.98 vs par · 41) · not vulnerable -0.33/bd (-0.41 vs par · 39)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | L.Yang | T.Paske – S.Gross | Open | 10 | -0.4 | -0.04 | +1.90 |
| Round 2 | L.Yang | M.Romanovska – K.Koistinen | Open | 10 | +16.9 | +1.69 | +1.00 |
| Round 3 | L.Yang | V.Cornell – M.Cornell | Closed | 10 | -16.1 | -1.61 | -1.60 |
| Round 5 | L.Yang | G.Engebretsen – S.Lindahl | Closed | 10 | +0.5 | +0.05 | -0.10 |
| Round 6 | L.Yang | C.D'Ovidio – M.Bompis | Closed | 10 | +6.2 | +0.62 | +1.70 |
| Round 7 | L.Yang | M.Jacobus – B.Jacobus | Open | 10 | +5.5 | +0.55 | -2.10 |
| Round 8 | L.Yang | V.Kovachev – D.Marquardt | Closed | 10 | -12.7 | -1.27 | -0.70 |
| Round 10 | L.Yang | B.Brogeland – T.Brogeland | Open | 10 | -2.9 | -0.29 | +2.30 |
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 |
|---|---|---|---|---|---|---|---|
| +14.6 | Round 2 | CUSHING | 15 | 6♣ | ♠K | = | +0 |
| +10.5 | Round 6 | ZIMMERMANN | 4 | 3NT | ♠4 | -1 | +12 |
| +9.0 | Round 7 | HAMPSON | 14 | 4♠ | ♥K | -3 | +11 |
| +8.4 | Round 1 | PASKE | 9 | 5♦ | ♣A | -1 | +6 |
| +7.9 | Round 10 | ORG | 25 | 2♦ | ♠7 | +3 | +10 |
| +7.3 | Round 5 | BEAUTIFUL YAN | 25 | 4♥x | ♠3 | = | +9 |
| +7.1 | Round 3 | CORNELL | 2 | 4♠ | ♥6 | = | +0 |
| +6.0 | Round 6 | ZIMMERMANN | 5 | 4♠ | ♣A | +2 | +11 |
| +4.8 | Round 2 | CUSHING | 19 | 4♣ | ♥A | -2 | +7 |
| +4.2 | Round 10 | ORG | 28 | 5♦x | ♥Q | -2 | +5 |
| +4.1 | Round 1 | PASKE | 10 | 2NT | ♠6 | = | +6 |
| +4.1 | Round 10 | ORG | 29 | 3♠ | ♦K | -1 | +6 |
| +4.0 | Round 10 | ORG | 26 | 4♣ | ♠A | -2 | +7 |
| +3.8 | Round 2 | CUSHING | 12 | 4♠ | ♣10 | = | +10 |
| +3.1 | Round 5 | BEAUTIFUL YAN | 23 | 4♥ | ♣5 | -1 | +6 |
| +3.1 | Round 7 | HAMPSON | 15 | 3♦ | ♠K | +1 | +0 |
| +2.9 | Round 5 | BEAUTIFUL YAN | 27 | 3NT | ♠Q | -1 | +5 |
| +2.7 | Round 8 | VALIO | 10 | 3♠ | ♠2 | +1 | +10 |
| +2.6 | Round 7 | HAMPSON | 17 | 2♠ | ♥3 | +2 | -6 |
| +2.6 | Round 7 | HAMPSON | 18 | 6♣ | ♦A | = | -2 |
| +2.6 | Round 8 | VALIO | 6 | 3NT | ♠3 | +1 | +10 |
| +2.4 | Round 8 | VALIO | 8 | 1NT | ♠3 | = | +6 |
| +2.2 | Round 5 | BEAUTIFUL YAN | 21 | 1NT | ♥2 | -1 | +4 |
| +2.0 | Round 7 | HAMPSON | 19 | 2♠ | ♣8 | = | +0 |
| +1.9 | Round 6 | ZIMMERMANN | 9 | 2♠ | ♦4 | = | +5 |
| +1.8 | Round 5 | BEAUTIFUL YAN | 24 | 2NT | ♠8 | -4 | -6 |
| +1.7 | Round 10 | ORG | 23 | 4♥ | ♠2 | -1 | +12 |
| +1.2 | Round 7 | HAMPSON | 20 | 1NT | ♦6 | +1 | +10 |
| +1.1 | Round 5 | BEAUTIFUL YAN | 30 | 3♠x | ♥3 | -2 | +4 |
| +1.0 | Round 1 | PASKE | 2 | 3NT | ♦6 | +1 | +0 |
| +0.7 | Round 2 | CUSHING | 16 | 3NT | ♥9 | +1 | +0 |
| +0.7 | Round 6 | ZIMMERMANN | 1 | 4♠x | ♠Q | -2 | +5 |
| +0.7 | Round 8 | VALIO | 3 | 3NT | ♠2 | -1 | -2 |
| +0.3 | Round 1 | PASKE | 4 | 4♠ | ♥3 | +1 | +0 |
| +0.1 | Round 3 | CORNELL | 3 | 3NT | ♦J | +1 | +0 |
| -0.0 | Round 8 | VALIO | 5 | 2♠ | ♦J | +1 | +0 |
| -0.1 | Round 2 | CUSHING | 11 | 3♠ | ♥9 | = | +4 |
| -0.1 | Round 8 | VALIO | 7 | 2♠ | ♦10 | +3 | -10 |
| -0.3 | Round 2 | CUSHING | 13 | 4♠ | ♦8 | +2 | +13 |
| -0.3 | Round 3 | CORNELL | 6 | 4♥ | ♣8 | = | -1 |
| -0.4 | Round 2 | CUSHING | 20 | 4♥ | ♠7 | +1 | +0 |
| -0.6 | Round 3 | CORNELL | 10 | 1♠ | ♦A | = | +0 |
| -0.6 | Round 5 | BEAUTIFUL YAN | 28 | 1NT | ♦3 | +1 | +0 |
| -0.6 | Round 6 | ZIMMERMANN | 8 | 2♠ | ♣3 | +1 | -6 |
| -0.8 | Round 1 | PASKE | 5 | 3♥ | ♣2 | -1 | +1 |
| -0.8 | Round 6 | ZIMMERMANN | 6 | 4♠ | ♥6 | = | +1 |
| -0.8 | Round 7 | HAMPSON | 13 | 4♦x | ♣3 | -2 | -14 |
| -1.0 | Round 7 | HAMPSON | 11 | 3♣ | ♣5 | = | +0 |
| -1.0 | Round 8 | VALIO | 1 | 3NT | ♦2 | = | +1 |
| -1.2 | Round 1 | PASKE | 1 | 3♣ | ♥9 | -1 | -4 |
| -1.2 | Round 6 | ZIMMERMANN | 2 | 3NT | ♥Q | +1 | -1 |
| -1.3 | Round 3 | CORNELL | 9 | 3♦ | ♠J | = | +1 |
| -1.4 | Round 2 | CUSHING | 14 | 3NT | ♠7 | +3 | -14 |
| -1.6 | Round 6 | ZIMMERMANN | 10 | 3♦ | ♥7 | = | +0 |
| -1.7 | Round 1 | PASKE | 7 | 1♠ | ♦Q | = | +1 |
| -1.8 | Round 10 | ORG | 27 | 2♥ | ♠K | +2 | +6 |
| -1.9 | Round 6 | ZIMMERMANN | 3 | 4♥ | ♦10 | +2 | -11 |
| -2.1 | Round 2 | CUSHING | 17 | 5♦ | ♥K | -1 | -8 |
| -2.2 | Round 1 | PASKE | 3 | 5♦ | ♥A | = | +11 |
| -2.3 | Round 5 | BEAUTIFUL YAN | 26 | 6NT | ♠2 | = | +0 |
| -2.3 | Round 10 | ORG | 24 | 4♠ | ♠2 | -2 | -6 |
| -2.7 | Round 2 | CUSHING | 18 | 2♦ | ♥K | -2 | -2 |
| -2.8 | Round 1 | PASKE | 6 | 3NT | ♣J | +2 | -1 |
| -2.8 | Round 3 | CORNELL | 8 | 3♥ | ♥A | = | -10 |
| -2.9 | Round 8 | VALIO | 4 | 5♥x | ♣A | -1 | -9 |
| -3.0 | Round 7 | HAMPSON | 12 | 3♣ | ♠2 | +1 | -9 |
| -3.3 | Round 3 | CORNELL | 7 | 3♣ | ♥A | -1 | +0 |
| -3.6 | Round 3 | CORNELL | 1 | 3NT | ♣4 | +1 | -7 |
| -3.8 | Round 10 | ORG | 22 | 2♥ | ♣A | -1 | -5 |
| -4.2 | Round 5 | BEAUTIFUL YAN | 22 | 3NT | ♣3 | = | -10 |
| -5.4 | Round 3 | CORNELL | 4 | 4NT | ♠5 | +1 | +0 |
| -5.4 | Round 10 | ORG | 30 | 4♥ | ♠J | = | +0 |
| -5.5 | Round 1 | PASKE | 8 | 3NT | ♣5 | +1 | -1 |
| -6.0 | Round 3 | CORNELL | 5 | 3NT | ♠4 | +1 | +1 |
| -6.8 | Round 6 | ZIMMERMANN | 7 | 4♥ | ♣9 | = | +1 |
| -7.1 | Round 8 | VALIO | 9 | 3NT | ♥Q | -2 | -12 |
| -10.0 | Round 8 | VALIO | 2 | 3NT | ♥A | +1 | -1 |
| -10.2 | Round 7 | HAMPSON | 16 | 3NT | ♥5 | -2 | -11 |
| -10.8 | Round 5 | BEAUTIFUL YAN | 29 | 3NT | ♦10 | -2 | -13 |
| -11.5 | Round 10 | ORG | 21 | 4♥x | ♥3 | -2 | -12 |