WEI Jianjun · SANMING EDUCATION
100rank
-9.7Butler · 28 bds
-0.35per board
±3.6swing
-0.68vs par /bd
-0.17adjusted /bd
by round
vs par split: bidding -0.75 · play +0.07
Strength of schedule: opponents averaged +0.17/bd (a tough draw) → opponent-adjusted -0.17/bd
Card play — on target: opening leads 100.0% · declarer play 57.1% · defence 66.7%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 100.0% (3) |
| Declarer play | 33.3% (3) | 75.0% (4) |
| Defence | 100.0% (3) | 50.0% (6) |
Opening leads by suit led: ♥ 100.0% (3)
vs par by strain: NT -2.33 (9) · a suit +0.10 (19)
vs par by level: part-score +1.70 (10) · game -2.27 (15) · slam -0.67 (3)
By role: declaring -0.34/bd (-2.90 vs par · 19) · defending -0.37/bd (+4.00 vs par · 9)
By vulnerability: vulnerable +0.02/bd (+0.21 vs par · 14) · not vulnerable -0.71/bd (-1.57 vs par · 14)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round of 32 | G.Zhang | R.Welland – S.Auken | Open | 14 | -14.7 | -1.05 | -2.50 |
| Round of 32 | G.Zhang | R.Jagniewski – W.Gawel | Open | 14 | +5.0 | +0.36 | +1.14 |
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 |
|---|---|---|---|---|---|---|---|
| +7.6 | Round of 32 | POLMANY | 28 | 4♠ | ♦K | = | +7 |
| +4.2 | Round of 32 | POLMANY | 16 | 2♣ | ♦Q | -1 | +5 |
| +3.8 | Round of 32 | POLMANY | 19 | 3NT | ♥3 | +3 | +1 |
| +2.9 | Round of 32 | POLMANY | 4 | 2♠ | ♥K | -2 | +7 |
| +2.7 | Round of 32 | POLMANY | 17 | 4♠ | ♦6 | = | -1 |
| +2.2 | Round of 32 | POLMANY | 9 | 1♠ | ♥6 | +2 | +1 |
| +1.8 | Round of 32 | POLMANY | 10 | 1NT | ♦J | +2 | +1 |
| +1.3 | Round of 32 | POLMANY | 8 | 4♠ | ♥7 | +2 | -11 |
| +0.7 | Round of 32 | POLMANY | 21 | 2♠ | ♦4 | = | +1 |
| +0.6 | Round of 32 | POLMANY | 7 | 5♣ | ♦A | = | -2 |
| +0.5 | Round of 32 | POLMANY | 15 | 4♠ | ♦2 | = | +0 |
| +0.4 | Round of 32 | POLMANY | 14 | 3NT | ♥5 | = | -1 |
| +0.2 | Round of 32 | POLMANY | 6 | 2♦ | ♥K | +1 | +0 |
| +0.2 | Round of 32 | POLMANY | 27 | 3NT | ♥3 | = | +1 |
| +0.1 | Round of 32 | POLMANY | 20 | 4♠ | ♣2 | = | +0 |
| +0.0 | Round of 32 | POLMANY | 5 | 4♠ | ♦10 | = | +0 |
| -0.5 | Round of 32 | POLMANY | 1 | 4♥ | ♣Q | = | -1 |
| -0.5 | Round of 32 | POLMANY | 22 | 3NT | ♠6 | +1 | +0 |
| -1.6 | Round of 32 | POLMANY | 2 | 4♣ | ♥4 | +1 | +11 |
| -2.2 | Round of 32 | POLMANY | 25 | 3♥ | ♦9 | = | +0 |
| -2.4 | Round of 32 | POLMANY | 13 | 2♥ | ♠K | -1 | -5 |
| -2.6 | Round of 32 | POLMANY | 26 | 6NT | ♣J | = | +13 |
| -2.8 | Round of 32 | POLMANY | 12 | 3♦ | ♥2 | -1 | -4 |
| -2.8 | Round of 32 | POLMANY | 18 | 3NT | ♦2 | -1 | -5 |
| -2.8 | Round of 32 | POLMANY | 24 | 5♦x | ♦7 | -1 | -5 |
| -3.9 | Round of 32 | POLMANY | 3 | 3NT | ♣9 | +2 | -17 |
| -3.9 | Round of 32 | POLMANY | 23 | 6♠ | ♥K | +1 | -1 |
| -12.9 | Round of 32 | POLMANY | 11 | 7NT | ♥9 | -1 | -14 |