ZHOU Chuanyao · SXSPARK
vs par split: bidding -1.07 · play -0.87
Strength of schedule: opponents averaged +0.01/bd (an average draw) → opponent-adjusted -0.10/bd
Card play — on target: opening leads 92.3% #14 of 91 · declarer play 71.4% #49 of 91 · defence 78.9% #48 of 91
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 90.9% (11) |
| Declarer play | 50.0% (2) | 75.0% (12) |
| Defence | 100.0% (6) | 69.2% (13) |
Opening leads by suit led: ♠ 88.9% (9) · ♦ 100.0% (2) · ♣ 100.0% (2)
vs par by strain: NT -3.77 (13) · a suit -1.11 (35)
vs par by level: part-score -2.93 (14) · game -0.81 (31) · slam -7.33 (3)
By role: declaring +0.28/bd (-3.19 vs par · 27) · defending -0.62/bd (-0.10 vs par · 21)
By vulnerability: vulnerable +0.48/bd (-1.79 vs par · 24) · not vulnerable -0.70/bd (-1.88 vs par · 24)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Z.Yu | T.Inami – T.Suzuki | Closed | 8 | +7.8 | +0.97 | -1.38 |
| Round 2 | Z.Yu | A.Zalwowski – J.Bugajewski | Open | 8 | +12.9 | +1.61 | -1.00 |
| Round 4 | Z.Yu | Y.Liu – M.Lu | Closed | 8 | +2.7 | +0.34 | +1.75 |
| Round 5 | Z.Yu | M.Lombardi – F.Porta | Closed | 8 | +4.3 | +0.54 | -2.00 |
| Round 6 | Z.Yu | T.Van De Paverd – O.Nijssen | Open | 8 | -19.0 | -2.38 | -3.75 |
| Round 8 | Z.Yu | C.Teil – L.Rombaut | Closed | 8 | -14.0 | -1.75 | -4.62 |
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 1 | JAPAN | 8 | 4♠ | ♠2 | = | +8 |
| +8.0 | Round 2 | DABROWKA PO | 12 | 3NT | ♠A | = | -2 |
| +7.8 | Round 5 | ITALIA | 3 | 6♦ | ♣5 | +1 | -11 |
| +6.1 | Round 4 | SXSTARLORD | 31 | 5♣x | ♠A | -4 | +4 |
| +5.9 | Round 2 | DABROWKA PO | 10 | 5♥x | ♣Q | -3 | +5 |
| +4.5 | Round 1 | JAPAN | 7 | 4♥ | ♣A | -1 | +6 |
| +4.1 | Round 5 | ITALIA | 5 | 6♠ | ♠A | = | +0 |
| +3.9 | Round 1 | JAPAN | 4 | 4♠ | ♥2 | = | +3 |
| +3.9 | Round 6 | BADOELL | 16 | 4♠x | ♦2 | -2 | -8 |
| +3.7 | Round 8 | FRANCE FUNBRIDGE | 30 | 4♠ | ♠A | = | +3 |
| +3.2 | Round 4 | SXSTARLORD | 30 | 3NT | ♠A | = | -2 |
| +2.5 | Round 1 | JAPAN | 3 | 2♣ | ♦K | +2 | +0 |
| +2.5 | Round 2 | DABROWKA PO | 13 | 4♠ | ♠A | +1 | +0 |
| +2.4 | Round 2 | DABROWKA PO | 14 | 4♣ | ♠A | = | +0 |
| +2.0 | Round 4 | SXSTARLORD | 26 | 2♥ | ♠A | = | +5 |
| +1.9 | Round 6 | BADOELL | 12 | 4♥ | ♠8 | = | +0 |
| +1.5 | Round 5 | ITALIA | 8 | 4♥ | ♣10 | = | +8 |
| +1.4 | Round 5 | ITALIA | 2 | 4♥ | ♦A | -2 | +0 |
| +1.2 | Round 8 | FRANCE FUNBRIDGE | 27 | 2NT | ♠A | = | -1 |
| +0.8 | Round 6 | BADOELL | 13 | 4♥ | ♦K | +1 | +0 |
| +0.7 | Round 5 | ITALIA | 7 | 5♣ | ♠3 | -2 | +7 |
| +0.2 | Round 1 | JAPAN | 6 | 3♦ | ♣5 | +1 | -10 |
| +0.1 | Round 2 | DABROWKA PO | 16 | 4♥ | ♠A | -2 | -6 |
| +0.0 | Round 2 | DABROWKA PO | 11 | 4♥ | ♠A | +1 | +0 |
| -0.2 | Round 4 | SXSTARLORD | 25 | 3♥ | ♠A | = | +0 |
| -0.4 | Round 6 | BADOELL | 11 | 2♥ | ♠2 | +1 | +0 |
| -0.7 | Round 8 | FRANCE FUNBRIDGE | 25 | 4♠ | ♠A | +1 | +0 |
| -1.0 | Round 4 | SXSTARLORD | 27 | 4♥ | ♠A | = | +0 |
| -1.0 | Round 4 | SXSTARLORD | 28 | 3♠ | ♠A | +1 | -1 |
| -1.3 | Round 1 | JAPAN | 1 | 4♠ | ♥A | -2 | +0 |
| -1.4 | Round 8 | FRANCE FUNBRIDGE | 29 | 2♠ | ♠A | +1 | -10 |
| -1.5 | Round 5 | ITALIA | 4 | 1NT | ♠3 | = | +0 |
| -1.8 | Round 6 | BADOELL | 9 | 4♥ | ♣Q | +1 | -1 |
| -1.9 | Round 2 | DABROWKA PO | 9 | 4♠ | ♠A | = | +1 |
| -2.7 | Round 4 | SXSTARLORD | 32 | 2NT | ♠A | +1 | +8 |
| -2.7 | Round 8 | FRANCE FUNBRIDGE | 32 | 3NT | ♠A | -1 | -5 |
| -3.3 | Round 8 | FRANCE FUNBRIDGE | 26 | 4♠ | ♠A | = | +0 |
| -3.6 | Round 5 | ITALIA | 6 | 2NT | ♠A | +3 | -13 |
| -3.7 | Round 4 | SXSTARLORD | 29 | 3NT | ♠A | +1 | +0 |
| -3.9 | Round 1 | JAPAN | 2 | 3NT | ♥8 | +3 | -11 |
| -4.1 | Round 2 | DABROWKA PO | 15 | 3NT | ♠A | -1 | -6 |
| -4.7 | Round 8 | FRANCE FUNBRIDGE | 28 | 4♦ | ♠A | -1 | -12 |
| -6.1 | Round 5 | ITALIA | 1 | 3NT | ♦9 | = | -7 |
| -6.1 | Round 8 | FRANCE FUNBRIDGE | 31 | 4♠ | ♠A | -1 | -12 |
| -6.5 | Round 1 | JAPAN | 5 | 3♠ | ♦5 | -3 | -7 |
| -6.8 | Round 6 | BADOELL | 14 | 3NT | ♣10 | = | +1 |
| -7.4 | Round 6 | BADOELL | 10 | 3NT | ♥J | +2 | -11 |
| -9.2 | Round 6 | BADOELL | 15 | 6♥ | ♦A | -1 | -11 |