YANG Kefu · SH PANYU MIDDLE SCHOOL
765rank
-32.6Butler · 20 bds
-1.63per board
±4.1swing
-3.45vs par /bd
-1.50adjusted /bd
by round
vs par split: bidding -3.08 · play +0.00
Strength of schedule: opponents averaged +0.13/bd (a tough draw) → opponent-adjusted -1.50/bd
Card play — on target: opening leads 100.0% · declarer play 50.0% · defence 75.0%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 100.0% (4) |
| Declarer play | · | 50.0% (2) |
| Defence | · | 75.0% (8) |
Opening leads by suit led: ♠ 100.0% (2) · ♣ 100.0% (2)
vs par by strain: a suit -3.08 (13)
vs par by level: part-score -3.00 (8) · game -1.25 (4) · slam -11.00 (1)
By role: declaring -1.18/bd (-4.36 vs par · 11) · defending -2.18/bd (-2.33 vs par · 9)
By vulnerability: vulnerable -2.27/bd (-4.83 vs par · 12) · not vulnerable -0.68/bd (-1.38 vs par · 8)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | J.Shen | K.Gupta – R.Sinha | Closed | 10 | -16.8 | -1.68 | -5.40 |
| Round 4 | J.Shen | Y.Shi – J.Zhang | Closed | 10 | -15.8 | -1.58 | -1.50 |
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 |
|---|---|---|---|---|---|---|---|
| +8.4 | Round 4 | WONDERS INFO | 1 | 5♣ | ♠10 | = | +7 |
| +3.5 | Round 2 | CHITLANGIA | 17 | 5♣ | ♠J | -1 | -4 |
| +1.9 | Round 2 | CHITLANGIA | 11 | 1N | ♠9 | +1 | +0 |
| +1.2 | Round 4 | WONDERS INFO | 8 | 4♦ | ♣Q | -1 | +3 |
| +0.8 | Round 4 | WONDERS INFO | 10 | Pass | +3 | ||
| -0.1 | Round 4 | WONDERS INFO | 2 | 3N | ♠10 | +1 | +0 |
| -0.3 | Round 4 | WONDERS INFO | 7 | 1N | ♦Q | = | -2 |
| -0.7 | Round 2 | CHITLANGIA | 20 | 3N | ♥2 | +2 | -13 |
| -0.9 | Round 2 | CHITLANGIA | 19 | 3♦ | ♣A | +1 | +0 |
| -1.6 | Round 2 | CHITLANGIA | 16 | 2♦ | ♣10 | +1 | +0 |
| -1.6 | Round 2 | CHITLANGIA | 18 | 4♠ | ♦2 | -1 | -4 |
| -1.9 | Round 2 | CHITLANGIA | 14 | 3N | ♠2 | +4 | -17 |
| -2.2 | Round 4 | WONDERS INFO | 6 | 4♣ | ♠Q | -2 | -11 |
| -2.5 | Round 4 | WONDERS INFO | 9 | 2♠ | ♦4 | = | +0 |
| -2.7 | Round 4 | WONDERS INFO | 5 | 1N | ♠5 | -2 | +0 |
| -3.0 | Round 2 | CHITLANGIA | 13 | 2♠ | ♣4 | = | +1 |
| -4.2 | Round 2 | CHITLANGIA | 12 | 2♠ | ♥10 | = | -6 |
| -8.3 | Round 2 | CHITLANGIA | 15 | 6♥ | ♦K | -1 | -11 |
| -8.9 | Round 4 | WONDERS INFO | 3 | 2♣ | ♥Q | +2 | -11 |
| -9.5 | Round 4 | WONDERS INFO | 4 | 5♦x | ♣Q | = | -4 |