🇹🇼 WU Ping-Chen · CHINESE TAIPEI
23rank
+53.8Butler · 87 bds
+0.62per board
±4.8swing
+0.32vs par /bd · #40/105
+0.58adjusted /bd
by round
vs par split: bidding -0.12 · play +0.52
Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.58/bd
Card play — on target: opening leads 70.0% #96 of 105 · declarer play 64.7% #74 of 105 · defence 87.0% #24 of 105
Bidding activity — not a pass: 44.9% #39 of 105 (115/256)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 62.5% (8) | 75.0% (12) |
| Declarer play | 75.0% (4) | 61.5% (13) |
| Defence | 83.3% (12) | 88.2% (34) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 57.1% (7) · ♦ 75.0% (8) · ♣ 100.0% (1)
vs par by strain: NT +2.24 (21) · a suit -0.29 (66)
vs par by level: part-score +0.95 (41) · game +0.67 (39) · slam -5.29 (7)
By role: declaring +0.83/bd (-2.33 vs par · 40) · defending +0.44/bd (+2.57 vs par · 47)
By vulnerability: vulnerable +0.86/bd (+1.32 vs par · 44) · not vulnerable +0.37/bd (-0.70 vs par · 43)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Liu | C.Zeeberg – T.Holm Faxoee | Open | 7 | +22.2 | +3.17 | +2.71 |
| Round 3 | Y.Liu | J.Rose – F.Keim | Open | 8 | +10.0 | +1.25 | +0.88 |
| Round 4 | Y.Liu | B.Mroz – M.Prokopowicz | Closed | 8 | +24.3 | +3.04 | +3.12 |
| Round 6 | Y.Liu | W.Gu – W.Liu | Open | 8 | +16.0 | +2.00 | +1.25 |
| Round 7 | Y.Liu | A.Bunaersa – P.Ngarm-Ek | Closed | 8 | -4.8 | -0.60 | -0.75 |
| Round 8 | Y.Liu | S.Litvak – M.Briedis | Open | 8 | -8.7 | -1.09 | -3.88 |
| Round 9 | Y.Liu | P.Bansal – V.Gahrotra | Closed | 8 | +5.3 | +0.66 | +2.12 |
| Round 12 | Y.Liu | Z.Yao – E.Wang | Open | 8 | -7.9 | -0.99 | +0.50 |
| Round 13 | Y.Liu | A.Chen – J.Xiao | Open | 8 | -3.3 | -0.41 | -1.62 |
| Round 15 | Y.Liu | S.Lahav – A.Zaidenberg Gatt | Open | 8 | -14.7 | -1.84 | -1.00 |
| Round 16 | Y.Liu | A.Xu – L.Blocher | Closed | 8 | +15.4 | +1.93 | +0.50 |
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 |
|---|---|---|---|---|---|---|---|
| +15.8 | Round 1 | 🇩🇰 DENMARK | 5 | 5♥x | ♠K | +2 | +8 |
| +11.1 | Round 4 | 🇵🇱 POLAND | 29 | 3NT | ♥9 | -2 | +13 |
| +9.1 | Round 16 | 🇺🇸 USA2 | 1 | 6♠ | ♣J | = | +0 |
| +8.9 | Round 4 | 🇵🇱 POLAND | 28 | 6♣ | ♥3 | +1 | -11 |
| +7.9 | Round 1 | 🇩🇰 DENMARK | 1 | 3NT | ♠Q | -3 | +11 |
| +7.9 | Round 15 | 🇮🇱 ISRAEL | 29 | 3NT | ♥8 | -3 | +10 |
| +7.8 | Round 3 | 🇩🇪 GERMANY | 17 | 4♥ | ♠K | = | +7 |
| +7.0 | Round 7 | 🇹🇭 THAILAND | 19 | 4♥ | ♠Q | -1 | +10 |
| +6.6 | Round 4 | 🇵🇱 POLAND | 27 | 4♥ | ♦Q | = | +0 |
| +6.4 | Round 1 | 🇩🇰 DENMARK | 3 | 2♠ | ♣K | -1 | +5 |
| +6.4 | Round 6 | 🇨🇦 CANADA | 10 | 4♣ | ♥A | +1 | +10 |
| +6.3 | Round 8 | 🇱🇻 LATVIA | 29 | 4♠ | ♣9 | +1 | +0 |
| +5.5 | Round 3 | 🇩🇪 GERMANY | 22 | 2♠ | ♣6 | +2 | +6 |
| +5.4 | Round 7 | 🇹🇭 THAILAND | 22 | 4♥ | ♦A | -1 | +10 |
| +5.4 | Round 13 | 🇺🇸 USA1 | 14 | 5♦x | ♥2 | -3 | +2 |
| +5.2 | Round 16 | 🇺🇸 USA2 | 2 | 3NT | ♠7 | = | +7 |
| +4.9 | Round 9 | 🇮🇳 INDIA | 8 | 4♠ | ♥K | -1 | +5 |
| +4.7 | Round 3 | 🇩🇪 GERMANY | 24 | 2NT | ♥Q | -2 | +6 |
| +4.3 | Round 15 | 🇮🇱 ISRAEL | 26 | 3♥ | ♦A | = | +1 |
| +3.9 | Round 6 | 🇨🇦 CANADA | 13 | 4♥ | ♣4 | +1 | +0 |
| +3.9 | Round 16 | 🇺🇸 USA2 | 4 | 2♠ | ♣5 | -1 | +6 |
| +3.8 | Round 8 | 🇱🇻 LATVIA | 25 | 5♥ | ♣3 | = | +4 |
| +3.8 | Round 9 | 🇮🇳 INDIA | 3 | 4♣ | ♥6 | -3 | +7 |
| +3.8 | Round 16 | 🇺🇸 USA2 | 3 | 3♥ | ♣8 | -2 | +5 |
| +3.4 | Round 6 | 🇨🇦 CANADA | 15 | 4♠ | ♥3 | = | +0 |
| +3.4 | Round 13 | 🇺🇸 USA1 | 11 | 4♠ | ♣3 | = | +3 |
| +3.1 | Round 8 | 🇱🇻 LATVIA | 31 | 4♠ | ♦A | = | +0 |
| +2.8 | Round 9 | 🇮🇳 INDIA | 4 | 3NT | ♥6 | -2 | +8 |
| +2.8 | Round 9 | 🇮🇳 INDIA | 7 | 2♠ | ♦6 | +1 | +6 |
| +2.7 | Round 3 | 🇩🇪 GERMANY | 21 | 1NT | ♦7 | = | +1 |
| +2.6 | Round 12 | 🇭🇰 HONG KONG CHINA | 30 | 3♣ | ♦A | +1 | +7 |
| +2.2 | Round 9 | 🇮🇳 INDIA | 2 | 2NT | ♥9 | = | +0 |
| +2.1 | Round 6 | 🇨🇦 CANADA | 16 | 1NT | ♦K | -2 | +0 |
| +1.8 | Round 16 | 🇺🇸 USA2 | 7 | 3♠ | ♦6 | +1 | -1 |
| +1.7 | Round 6 | 🇨🇦 CANADA | 11 | 2♥ | ♦2 | = | +0 |
| +1.6 | Round 6 | 🇨🇦 CANADA | 12 | 1NT | ♥6 | +2 | +6 |
| +1.5 | Round 8 | 🇱🇻 LATVIA | 32 | 5♦ | ♠A | +1 | -10 |
| +1.4 | Round 15 | 🇮🇱 ISRAEL | 28 | 4♠ | ♦T | = | +6 |
| +1.3 | Round 4 | 🇵🇱 POLAND | 25 | 2♠ | ♣4 | +2 | +6 |
| +1.0 | Round 4 | 🇵🇱 POLAND | 26 | 2NT | ♠A | = | +11 |
| +0.7 | Round 13 | 🇺🇸 USA1 | 12 | 3NT | ♥3 | +2 | +0 |
| +0.5 | Round 1 | 🇩🇰 DENMARK | 4 | 3♠ | ♣Q | = | +0 |
| +0.5 | Round 12 | 🇭🇰 HONG KONG CHINA | 26 | 4♠ | ♣K | = | +0 |
| +0.5 | Round 12 | 🇭🇰 HONG KONG CHINA | 29 | 2♠ | ♣K | = | +0 |
| +0.1 | Round 1 | 🇩🇰 DENMARK | 7 | 4♠ | ♦A | = | +0 |
| +0.1 | Round 13 | 🇺🇸 USA1 | 13 | 4♠ | ♣T | = | -1 |
| -0.1 | Round 3 | 🇩🇪 GERMANY | 19 | 1NT | ♠T | -1 | -2 |
| -0.4 | Round 6 | 🇨🇦 CANADA | 9 | 4♥ | ♦2 | -1 | -5 |
| -0.4 | Round 12 | 🇭🇰 HONG KONG CHINA | 32 | 4♥ | ♣K | +1 | +0 |
| -0.6 | Round 7 | 🇹🇭 THAILAND | 21 | 5♣ | ♦3 | +1 | -11 |
| -0.6 | Round 13 | 🇺🇸 USA1 | 16 | 3♠ | ♥Q | +1 | -10 |
| -0.9 | Round 16 | 🇺🇸 USA2 | 8 | 2♠ | ♦A | -1 | -2 |
| -1.0 | Round 4 | 🇵🇱 POLAND | 30 | 3♠ | ♦2 | = | -1 |
| -1.2 | Round 3 | 🇩🇪 GERMANY | 20 | 3NT | ♦5 | +1 | -1 |
| -1.2 | Round 4 | 🇵🇱 POLAND | 31 | 1NT | ♦Q | -1 | -4 |
| -1.2 | Round 7 | 🇹🇭 THAILAND | 20 | 1♠ | ♥4 | +1 | -1 |
| -1.2 | Round 12 | 🇭🇰 HONG KONG CHINA | 25 | 3♠ | ♥A | = | +7 |
| -1.5 | Round 12 | 🇭🇰 HONG KONG CHINA | 27 | 2♠ | ♥5 | +1 | +7 |
| -1.5 | Round 16 | 🇺🇸 USA2 | 6 | 4♥ | ♠K | = | +0 |
| -1.8 | Round 12 | 🇭🇰 HONG KONG CHINA | 31 | 5♠ | ♦5 | +1 | -11 |
| -1.9 | Round 7 | 🇹🇭 THAILAND | 17 | 2♠ | ♥7 | -2 | -5 |
| -1.9 | Round 8 | 🇱🇻 LATVIA | 26 | 2♥ | ♦A | +1 | -6 |
| -1.9 | Round 13 | 🇺🇸 USA1 | 9 | 1NT | ♦9 | -1 | -5 |
| -2.2 | Round 9 | 🇮🇳 INDIA | 5 | 2♦ | ♥4 | = | -5 |
| -2.3 | Round 8 | 🇱🇻 LATVIA | 27 | 2♠ | ♦3 | +2 | +6 |
| -2.4 | Round 1 | 🇩🇰 DENMARK | 2 | 2♠ | ♦Q | +1 | +0 |
| -2.4 | Round 4 | 🇵🇱 POLAND | 32 | 6NT | ♠4 | = | +11 |
| -2.5 | Round 13 | 🇺🇸 USA1 | 15 | 2♠ | ♥5 | +2 | -1 |
| -2.7 | Round 6 | 🇨🇦 CANADA | 14 | 6♥ | ♦3 | +1 | -1 |
| -2.8 | Round 3 | 🇩🇪 GERMANY | 18 | 3NT | ♥4 | -4 | -3 |
| -2.8 | Round 9 | 🇮🇳 INDIA | 1 | 2♠ | ♥3 | +1 | +6 |
| -3.8 | Round 7 | 🇹🇭 THAILAND | 24 | 3NT | ♥3 | -1 | -4 |
| -3.9 | Round 15 | 🇮🇱 ISRAEL | 30 | 4♠ | ♥6 | = | +1 |
| -4.8 | Round 7 | 🇹🇭 THAILAND | 18 | 2♠ | ♦9 | +1 | -6 |
| -4.9 | Round 7 | 🇹🇭 THAILAND | 23 | 2♠ | ♥2 | = | +1 |
| -4.9 | Round 15 | 🇮🇱 ISRAEL | 27 | 4♥ | ♦J | +1 | +0 |
| -6.0 | Round 16 | 🇺🇸 USA2 | 5 | 6♠ | ♥2 | -1 | -11 |
| -6.1 | Round 1 | 🇩🇰 DENMARK | 6 | 2♠ | ♣2 | -3 | -5 |
| -6.1 | Round 15 | 🇮🇱 ISRAEL | 25 | 3NT | ♥7 | -1 | -6 |
| -6.1 | Round 15 | 🇮🇱 ISRAEL | 32 | 4♠ | ♥Q | -2 | -8 |
| -6.2 | Round 9 | 🇮🇳 INDIA | 6 | 3♠ | ♥5 | -3 | -10 |
| -6.6 | Round 3 | 🇩🇪 GERMANY | 23 | 3♥x | ♥Q | +1 | -7 |
| -6.6 | Round 12 | 🇭🇰 HONG KONG CHINA | 28 | 4♠ | ♣A | -2 | -6 |
| -7.3 | Round 15 | 🇮🇱 ISRAEL | 31 | 3NT | ♥2 | = | -12 |
| -7.9 | Round 13 | 🇺🇸 USA1 | 10 | 4♥ | ♠J | = | -1 |
| -8.2 | Round 8 | 🇱🇻 LATVIA | 28 | 7♠ | ♣T | -2 | -14 |
| -11.0 | Round 8 | 🇱🇻 LATVIA | 30 | 6♠ | ♦4 | = | -11 |