REN Yuandong · TIANJIN
vs par split: bidding -0.24 · play -0.08
Strength of schedule: opponents averaged +0.05/bd (an average draw) → opponent-adjusted -0.68/bd
Card play — on target: opening leads 92.3% #60 of 671 · declarer play 100.0% #1 of 671 · defence 68.4% #663 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 92.3% (13) |
| Declarer play | · | 100.0% (6) |
| Defence | · | 68.4% (19) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (1) · ♦ 75.0% (4) · ♣ 100.0% (5)
vs par by strain: a suit -0.32 (38)
vs par by level: part-score +0.06 (17) · game -0.78 (18) · slam +0.33 (3)
By role: declaring -0.24/bd (-1.85 vs par · 27) · defending -1.13/bd (+1.12 vs par · 33)
By vulnerability: vulnerable -0.48/bd (+0.40 vs par · 30) · not vulnerable -0.98/bd (-0.83 vs par · 30)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 4 | W.Guan | O.Eskes – R.Van Prooijen | Open | 10 | -27.0 | -2.70 | -3.50 |
| Round 5 | W.Guan | A.Simons – J.Pasman | Closed | 10 | +10.9 | +1.09 | +2.00 |
| Round 6 | W.Guan | W.Wei – W.Yang | Open | 10 | -7.3 | -0.73 | +0.00 |
| Round 7 | W.Guan | T.Sadek – A.Hussein | Open | 10 | -10.2 | -1.02 | +0.00 |
| Round 8 | W.Guan | Q.Zhu – X.Du | Closed | 10 | -17.7 | -1.77 | -1.40 |
| Round 9 | W.Guan | T.Yongchareon – P.Maijarern | Closed | 10 | +7.5 | +0.75 | +1.60 |
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 |
|---|---|---|---|---|---|---|---|
| +5.7 | Round 5 | DUTCH LADIES | 13 | 3N | ♠3 | +1 | +5 |
| +5.3 | Round 6 | BEIJING MANGUANFENGYUN | 21 | 6♥ | ♣A | -1 | +11 |
| +5.0 | Round 6 | BEIJING MANGUANFENGYUN | 25 | 4♥ | ♣K | -2 | +8 |
| +4.9 | Round 5 | DUTCH LADIES | 12 | 2♦ | ♣A | = | +5 |
| +4.7 | Round 7 | HUSSEIN-CHAGAS | 5 | 5♠x | ♦Q | -1 | +7 |
| +4.5 | Round 9 | THAILAND/CBLT | 25 | 3N | ♠J | -2 | +8 |
| +4.3 | Round 9 | THAILAND/CBLT | 21 | 3N | ♣8 | +1 | +5 |
| +4.2 | Round 5 | DUTCH LADIES | 19 | 3♠ | ♥3 | = | +6 |
| +3.4 | Round 4 | AUKEN | 9 | 2♣ | ♦4 | +2 | +1 |
| +2.9 | Round 9 | THAILAND/CBLT | 30 | 3♠ | ♥8 | +2 | +2 |
| +2.6 | Round 8 | HENAN FENGSHEN | 20 | 4♠ | ♥K | = | +0 |
| +2.3 | Round 5 | DUTCH LADIES | 18 | 4♠ | ♣K | -1 | +5 |
| +2.3 | Round 8 | HENAN FENGSHEN | 19 | 4♥ | ♣3 | -1 | +5 |
| +1.9 | Round 5 | DUTCH LADIES | 14 | 2♠ | ♣3 | +1 | +1 |
| +1.6 | Round 9 | THAILAND/CBLT | 22 | 3♠ | ♦6 | +2 | +6 |
| +1.4 | Round 4 | AUKEN | 8 | 3♠ | ♦Q | = | +0 |
| +1.1 | Round 8 | HENAN FENGSHEN | 16 | 2♠ | ♥K | +1 | +0 |
| +1.0 | Round 4 | AUKEN | 5 | 2♥ | ♦A | -1 | -1 |
| +0.7 | Round 8 | HENAN FENGSHEN | 14 | 3♦ | ♥7 | -1 | +2 |
| +0.6 | Round 5 | DUTCH LADIES | 20 | 4♠ | ♣A | = | -1 |
| +0.5 | Round 5 | DUTCH LADIES | 11 | 3♥ | ♥3 | -1 | -4 |
| +0.5 | Round 9 | THAILAND/CBLT | 29 | 2N | ♥8 | -1 | +0 |
| +0.4 | Round 9 | THAILAND/CBLT | 28 | 5♦ | ♠A | +1 | -5 |
| +0.2 | Round 6 | BEIJING MANGUANFENGYUN | 27 | 4♥ | ♦K | -1 | +5 |
| +0.2 | Round 7 | HUSSEIN-CHAGAS | 4 | 4♥ | ♠8 | = | +1 |
| +0.1 | Round 7 | HUSSEIN-CHAGAS | 6 | 4♥ | ♣J | = | +1 |
| -0.0 | Round 6 | BEIJING MANGUANFENGYUN | 28 | 3N | ♥4 | +2 | +0 |
| +0.0 | Round 7 | HUSSEIN-CHAGAS | 3 | 1N | ♣K | -2 | +9 |
| -0.1 | Round 7 | HUSSEIN-CHAGAS | 1 | 4♥ | ♠5 | = | -1 |
| -0.1 | Round 7 | HUSSEIN-CHAGAS | 9 | 4♥ | ♠8 | +1 | -11 |
| -0.2 | Round 9 | THAILAND/CBLT | 23 | 1N | ♥3 | +1 | +0 |
| -0.5 | Round 5 | DUTCH LADIES | 16 | 2♠ | ♦6 | +1 | +0 |
| -0.5 | Round 6 | BEIJING MANGUANFENGYUN | 29 | 1N | ♠2 | +1 | +0 |
| -0.6 | Round 8 | HENAN FENGSHEN | 17 | 3N | ♥9 | = | +6 |
| -0.7 | Round 7 | HUSSEIN-CHAGAS | 10 | 2♥ | ♣Q | +1 | +0 |
| -0.8 | Round 4 | AUKEN | 10 | Pass | -3 | ||
| -0.9 | Round 4 | AUKEN | 2 | 3N | ♦3 | +2 | -1 |
| -0.9 | Round 8 | HENAN FENGSHEN | 13 | 4♠ | ♠3 | +2 | -7 |
| -1.0 | Round 6 | BEIJING MANGUANFENGYUN | 22 | 1♠ | ♦K | +2 | -6 |
| -1.2 | Round 6 | BEIJING MANGUANFENGYUN | 23 | 3♥ | ♥3 | +1 | -1 |
| -1.8 | Round 6 | BEIJING MANGUANFENGYUN | 24 | 1N | ♠K | = | +1 |
| -1.8 | Round 7 | HUSSEIN-CHAGAS | 2 | 1N | ♠K | +1 | +0 |
| -1.9 | Round 9 | THAILAND/CBLT | 24 | 5♥ | ♠3 | = | +5 |
| -1.9 | Round 9 | THAILAND/CBLT | 27 | 4♠ | ♥7 | -1 | -5 |
| -2.1 | Round 6 | BEIJING MANGUANFENGYUN | 30 | 3N | ♠2 | -2 | -6 |
| -2.3 | Round 5 | DUTCH LADIES | 17 | 1N | ♠2 | = | +1 |
| -2.4 | Round 4 | AUKEN | 3 | 3N | ♦2 | +2 | +0 |
| -2.4 | Round 4 | AUKEN | 7 | 1N | ♦Q | +3 | -1 |
| -2.7 | Round 4 | AUKEN | 4 | 3♦ | ♥J | +2 | -10 |
| -2.7 | Round 9 | THAILAND/CBLT | 26 | 2N | ♣5 | +1 | +0 |
| -3.5 | Round 8 | HENAN FENGSHEN | 18 | 1Nx | ♠J | = | -2 |
| -3.8 | Round 7 | HUSSEIN-CHAGAS | 7 | 3♠ | ♥3 | = | +0 |
| -5.4 | Round 8 | HENAN FENGSHEN | 11 | 3N | ♦J | +2 | -4 |
| -6.0 | Round 8 | HENAN FENGSHEN | 15 | 4♥ | ♦Q | -2 | -8 |
| -6.4 | Round 5 | DUTCH LADIES | 15 | 6♦ | ♠J | = | +2 |
| -8.0 | Round 8 | HENAN FENGSHEN | 12 | 3N | ♦10 | = | -6 |
| -8.4 | Round 4 | AUKEN | 1 | 5♣ | ♥K | = | -7 |
| -8.7 | Round 7 | HUSSEIN-CHAGAS | 8 | 5♦x | ♠10 | = | -6 |
| -11.2 | Round 6 | BEIJING MANGUANFENGYUN | 26 | 6♠ | ♥Q | -2 | -12 |
| -15.2 | Round 4 | AUKEN | 6 | 3Nx | ♠Q | -6 | -13 |