ZHENG Yili · CFSC
vs par split: bidding -0.59 · play +0.40
Strength of schedule: opponents averaged -0.23/bd (an easy draw) → opponent-adjusted +0.24/bd
Card play — on target: opening leads 88.2% #69 of 527 · declarer play 88.2% #51 of 527 · defence 81.8% #390 of 527
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 92.9% (14) |
| Declarer play | 77.8% (9) | 100.0% (8) |
| Defence | 87.5% (8) | 80.0% (25) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 66.7% (6) · ♦ 100.0% (3) · ♣ 100.0% (5)
vs par by strain: NT +0.77 (22) · a suit -0.62 (48)
vs par by level: part-score -0.48 (27) · game +0.60 (38) · slam -4.60 (5)
By role: declaring +0.75/bd (-1.95 vs par · 37) · defending +0.15/bd (+1.79 vs par · 33)
By vulnerability: vulnerable -0.11/bd (-0.97 vs par · 35) · not vulnerable +1.05/bd (+0.60 vs par · 35)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | W.Wang | J.Mill – M.Darling | Closed | 10 | +24.3 | +2.43 | +0.40 |
| Round 3 | W.Wang | M.Michielsen – A.Rosenthal | Open | 10 | +8.1 | +0.81 | +1.10 |
| Round 4 | W.Wang | T.Delmas-Sirven – D.Gaviard | Open | 10 | +4.2 | +0.42 | -1.80 |
| Round 5 | W.Wang | M.Cammarata – C.Franco | Open | 10 | -9.8 | -0.98 | +0.10 |
| Round 6 | W.Wang | P.Gawrys – S.Shi | Open | 10 | -18.4 | -1.84 | -2.30 |
| Round 9 | W.Wang | H.Curran – A.Fitzpatrick | Closed | 10 | +5.7 | +0.57 | -0.60 |
| Round 10 | W.Wang | O.Scheiner – A.Scheiner | Open | 10 | +18.7 | +1.87 | +1.80 |
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 |
|---|---|---|---|---|---|---|---|
| +8.8 | Round 2 | DARLING | 11 | 4♥ | ♠A | -1 | +8 |
| +8.4 | Round 10 | FLAVIA | 1 | 3NT | ♠8 | -1 | +14 |
| +6.7 | Round 10 | FLAVIA | 8 | 5♥ | ♠5 | +2 | +14 |
| +6.3 | Round 2 | DARLING | 15 | 5♦ | ♥K | -2 | +7 |
| +6.0 | Round 4 | LARA | 9 | 4♠ | ♠A | = | +0 |
| +5.6 | Round 9 | IRISH DUBEL | 27 | 7♠ | ♦J | = | +0 |
| +5.5 | Round 10 | FLAVIA | 4 | 4♠ | ♥A | = | -13 |
| +4.8 | Round 4 | LARA | 2 | 5♦ | ♣K | -1 | +6 |
| +4.3 | Round 2 | DARLING | 12 | 6♠ | ♥3 | = | -11 |
| +4.0 | Round 5 | COMPITALIA | 17 | 3NT | ♠3 | +1 | +0 |
| +3.9 | Round 3 | ROSENTHAL | 22 | 5♣ | ♠J | = | +3 |
| +3.7 | Round 2 | DARLING | 18 | 4♥ | ♠7 | = | +11 |
| +3.5 | Round 2 | DARLING | 19 | 3NT | ♦8 | = | +0 |
| +3.4 | Round 2 | DARLING | 13 | 6♠ | ♥5 | = | +0 |
| +3.2 | Round 10 | FLAVIA | 6 | 1NT | ♠7 | = | +5 |
| +3.1 | Round 9 | IRISH DUBEL | 25 | 3♣ | ♥3 | = | +0 |
| +2.9 | Round 4 | LARA | 1 | 6♠ | ♥A | = | +0 |
| +2.9 | Round 6 | MAHAFFEY | 26 | 4♠ | ♥8 | -1 | +12 |
| +2.8 | Round 3 | ROSENTHAL | 27 | 2NT | ♣10 | = | +0 |
| +2.8 | Round 10 | FLAVIA | 2 | 1NT | ♥5 | = | +6 |
| +2.7 | Round 6 | MAHAFFEY | 21 | 4♠ | ♣8 | +2 | -11 |
| +2.6 | Round 9 | IRISH DUBEL | 24 | 2♦ | ♣9 | = | +5 |
| +2.6 | Round 9 | IRISH DUBEL | 29 | 3♦ | ♥8 | -1 | -1 |
| +2.2 | Round 3 | ROSENTHAL | 23 | 4♠ | ♥3 | +2 | +9 |
| +2.0 | Round 3 | ROSENTHAL | 30 | 3♣ | ♥10 | = | +5 |
| +2.0 | Round 10 | FLAVIA | 9 | 1NT | ♠9 | +1 | +0 |
| +1.4 | Round 2 | DARLING | 17 | 5♥ | ♣K | = | +0 |
| +1.4 | Round 5 | COMPITALIA | 13 | 4♣ | ♥K | = | +0 |
| +1.3 | Round 4 | LARA | 5 | 2♠ | ♥Q | -2 | -6 |
| +1.3 | Round 9 | IRISH DUBEL | 28 | 3♥ | ♥2 | = | +0 |
| +1.2 | Round 3 | ROSENTHAL | 29 | 1NT | ♠2 | = | -2 |
| +1.2 | Round 9 | IRISH DUBEL | 23 | 3NT | ♣3 | +2 | +0 |
| +1.1 | Round 3 | ROSENTHAL | 25 | 2NT | ♥J | = | +7 |
| +0.6 | Round 4 | LARA | 6 | 2♥ | ♦6 | +1 | +6 |
| +0.5 | Round 3 | ROSENTHAL | 26 | 1NT | ♠5 | +1 | +0 |
| +0.4 | Round 5 | COMPITALIA | 19 | 3NT | ♦9 | +1 | +11 |
| +0.3 | Round 3 | ROSENTHAL | 28 | 2♠ | ♣J | -1 | +0 |
| +0.3 | Round 5 | COMPITALIA | 11 | 3NT | ♦9 | +2 | +0 |
| +0.3 | Round 6 | MAHAFFEY | 27 | 2NT | ♦Q | = | +0 |
| +0.2 | Round 10 | FLAVIA | 10 | 4♠ | ♥8 | +1 | +0 |
| -0.1 | Round 2 | DARLING | 20 | 1NT | ♠5 | +1 | +0 |
| -0.2 | Round 2 | DARLING | 14 | 4♠ | ♥K | +1 | +0 |
| -0.4 | Round 4 | LARA | 7 | 4♥ | ♠K | +2 | -12 |
| -0.8 | Round 5 | COMPITALIA | 16 | 1NT | ♦4 | -2 | -2 |
| -0.9 | Round 9 | IRISH DUBEL | 22 | 4♠ | ♣K | = | +0 |
| -1.0 | Round 5 | COMPITALIA | 20 | 4♠ | ♥A | +1 | -1 |
| -1.0 | Round 6 | MAHAFFEY | 23 | 5♥x | ♠2 | -1 | +0 |
| -1.0 | Round 6 | MAHAFFEY | 30 | 3NT | ♠10 | +1 | +0 |
| -1.1 | Round 4 | LARA | 8 | 4♥ | ♣J | = | +0 |
| -1.5 | Round 6 | MAHAFFEY | 25 | 5♦x | ♠A | -1 | +0 |
| -1.8 | Round 5 | COMPITALIA | 12 | 4♠ | ♦4 | -1 | +6 |
| -1.8 | Round 6 | MAHAFFEY | 24 | 3NT | ♣7 | = | +1 |
| -2.1 | Round 4 | LARA | 4 | 2♠ | ♣6 | -1 | -1 |
| -2.1 | Round 10 | FLAVIA | 3 | 2♥ | ♦K | +3 | +2 |
| -2.2 | Round 5 | COMPITALIA | 15 | 4♥ | ♦10 | = | +1 |
| -2.3 | Round 3 | ROSENTHAL | 24 | 2♠ | ♦6 | = | -5 |
| -2.5 | Round 9 | IRISH DUBEL | 30 | 4♥ | ♥K | +1 | +0 |
| -3.0 | Round 10 | FLAVIA | 5 | 2♠ | ♥8 | -1 | -4 |
| -3.2 | Round 9 | IRISH DUBEL | 21 | 2♠ | ♣K | -2 | -5 |
| -3.3 | Round 5 | COMPITALIA | 18 | 3NT | ♣J | -1 | -5 |
| -3.6 | Round 3 | ROSENTHAL | 21 | 4♦ | ♠K | = | -6 |
| -3.7 | Round 4 | LARA | 3 | 3♥ | ♣2 | = | -12 |
| -3.8 | Round 6 | MAHAFFEY | 28 | 3NT | ♣10 | +1 | -1 |
| -4.1 | Round 4 | LARA | 10 | 4♠ | ♥A | = | +1 |
| -4.1 | Round 9 | IRISH DUBEL | 26 | 2♥ | ♦7 | -1 | -5 |
| -5.0 | Round 10 | FLAVIA | 7 | 3NT | ♦J | -1 | -6 |
| -5.7 | Round 6 | MAHAFFEY | 22 | 5♦ | ♥K | -1 | -12 |
| -6.8 | Round 2 | DARLING | 16 | 3NT | ♥8 | = | -11 |
| -6.8 | Round 5 | COMPITALIA | 14 | 4♠x | ♠10 | -2 | -9 |
| -9.5 | Round 6 | MAHAFFEY | 29 | 6♦ | ♥6 | -1 | -12 |