TAN Qin · SHAN FENG
vs par split: bidding -0.39 · play +0.61
Strength of schedule: opponents averaged -0.45/bd (an easy draw) → opponent-adjusted +0.54/bd
Card play — on target: opening leads 66.7% · declarer play 81.8% · defence 90.0%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 66.7% (6) |
| Declarer play | · | 81.8% (11) |
| Defence | · | 90.0% (10) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 0.0% (1) · ♦ 100.0% (1) · ♣ 66.7% (3)
vs par by strain: a suit +0.22 (23)
vs par by level: part-score -1.00 (8) · game +1.71 (14) · slam -11.00 (1)
By role: declaring +0.91/bd (-3.12 vs par · 16) · defending +1.06/bd (+3.14 vs par · 14)
By vulnerability: vulnerable +1.38/bd (+0.35 vs par · 17) · not vulnerable +0.47/bd (-0.92 vs par · 13)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 11 | S.Dong | G.Lin – J.He | Open | 10 | +0.6 | +0.06 | +0.70 |
| Round 12 | CHEN J D | L.O'Rourke – M.Jacobus | Closed | 10 | +13.4 | +1.34 | +2.00 |
| Round 13 | S.Dong | C.Yinong – C.Endang | Open | 10 | +15.5 | +1.55 | -3.30 |
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 |
|---|---|---|---|---|---|---|---|
| +11.6 | Round 13 | SHANGHAI GOODWAY | 7 | 4♥ | ♠9 | -1 | +13 |
| +8.4 | Round 13 | SHANGHAI GOODWAY | 8 | 6♠ | ♠3 | = | -11 |
| +7.4 | Round 12 | O'ROURKE | 27 | 5♦ | ♣3 | -1 | +12 |
| +6.5 | Round 13 | SHANGHAI GOODWAY | 6 | 3N | ♦2 | +2 | -11 |
| +4.7 | Round 11 | HUATIE HAIXING | 16 | 4♠ | ♣9 | +1 | +0 |
| +4.1 | Round 11 | HUATIE HAIXING | 17 | 4♠ | ♣Q | -3 | +6 |
| +3.6 | Round 12 | O'ROURKE | 22 | 3♦ | ♥7 | -1 | +5 |
| +3.3 | Round 12 | O'ROURKE | 24 | 3N | ♠A | -1 | -3 |
| +3.3 | Round 13 | SHANGHAI GOODWAY | 2 | 4♥ | ♣2 | = | -1 |
| +3.2 | Round 12 | O'ROURKE | 26 | 2♠ | ♣A | +1 | +0 |
| +2.1 | Round 11 | HUATIE HAIXING | 18 | 3♣ | ♠4 | = | +0 |
| +1.6 | Round 11 | HUATIE HAIXING | 12 | 2♠ | ♦8 | +1 | +10 |
| +1.5 | Round 12 | O'ROURKE | 29 | 3♠ | ♦K | -1 | +0 |
| +1.2 | Round 11 | HUATIE HAIXING | 19 | 4♠ | ♣J | +1 | +1 |
| +0.8 | Round 12 | O'ROURKE | 25 | 3N | ♥2 | +2 | +6 |
| +0.5 | Round 12 | O'ROURKE | 23 | 3N | ♠A | -1 | +6 |
| +0.1 | Round 11 | HUATIE HAIXING | 20 | 3N | ♠4 | +3 | +13 |
| +0.1 | Round 13 | SHANGHAI GOODWAY | 5 | 3N | ♥5 | +1 | -12 |
| -0.2 | Round 13 | SHANGHAI GOODWAY | 3 | 4♠ | ♦5 | = | -1 |
| -0.3 | Round 12 | O'ROURKE | 28 | 5♦x | ♠A | -2 | +4 |
| -1.0 | Round 13 | SHANGHAI GOODWAY | 9 | 4♠ | ♥2 | +2 | -1 |
| -1.1 | Round 11 | HUATIE HAIXING | 13 | 3♣ | ♥Q | -1 | +0 |
| -1.2 | Round 13 | SHANGHAI GOODWAY | 1 | 4♠ | ♣4 | = | +0 |
| -1.3 | Round 12 | O'ROURKE | 30 | 4♥ | ♦A | -1 | -5 |
| -3.2 | Round 11 | HUATIE HAIXING | 14 | 4♦ | ♥K | +2 | -15 |
| -3.6 | Round 13 | SHANGHAI GOODWAY | 4 | 4♠ | ♣J | = | +1 |
| -4.3 | Round 11 | HUATIE HAIXING | 15 | 5♠ | ♣A | -2 | +0 |
| -4.6 | Round 11 | HUATIE HAIXING | 11 | 3♥ | ♦A | -2 | -8 |
| -5.3 | Round 12 | O'ROURKE | 21 | 5♦x | ♠2 | -1 | -5 |
| -8.4 | Round 13 | SHANGHAI GOODWAY | 10 | 3N | ♠Q | = | -10 |