WU Zhen · SHANGHAI YOUTH 5
320rank
+9.5Butler · 99 bds
+0.10per board
±4.4swing
+0.03vs par /bd · #308/672
-0.30adjusted /bd
by round
vs par split: bidding +0.48 · play -0.23
Strength of schedule: opponents averaged -0.39/bd (an easy draw) → opponent-adjusted -0.30/bd
Card play — on target: opening leads 78.9% #412 of 671 · declarer play 57.1% #643 of 671 · defence 73.0% #633 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 78.9% (19) |
| Declarer play | · | 57.1% (14) |
| Defence | · | 73.0% (37) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 80.0% (5) · ♦ 83.3% (6) · ♣ 75.0% (4)
vs par by strain: a suit +0.25 (64)
vs par by level: part-score +0.66 (29) · game -0.53 (32) · slam +4.67 (3)
By role: declaring +0.08/bd (-1.83 vs par · 46) · defending +0.11/bd (+1.64 vs par · 53)
By vulnerability: vulnerable +0.19/bd (-0.36 vs par · 52) · not vulnerable -0.01/bd (+0.47 vs par · 47)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Q.Qu | C.Li – C.Hu | Closed | 9 | -0.2 | -0.02 | -0.89 |
| Round 2 | Q.Qu | Y.Shi – H.Yu | Closed | 10 | +1.0 | +0.10 | -3.80 |
| Round 3 | Q.Qu | G.Xin – X.Lin | Closed | 10 | -24.9 | -2.49 | -4.10 |
| Round 4 | Q.Qu | R.Yang – J.Mao | Open | 10 | +12.6 | +1.26 | +1.20 |
| Round 5 | Q.Qu | J.Thompson – W.Cho | Open | 10 | +15.0 | +1.50 | +2.00 |
| Round 6 | Q.Qu | Y.Jing – Z.Guo | Open | 10 | -3.6 | -0.36 | +0.80 |
| Round 7 | Q.Qu | L.Du – Z.Yu | Closed | 10 | -10.5 | -1.05 | +0.40 |
| Round 8 | Q.Qu | S.Ashe – J.Edelstein | Open | 10 | -6.8 | -0.68 | -0.30 |
| Round 9 | Q.Qu | X.Gang – C.Endang | Closed | 10 | +19.0 | +1.90 | +3.00 |
| Round 10 | J.Gu | C.Boylson – P.Gill | Open | 10 | +7.9 | +0.79 | +1.90 |
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 |
|---|---|---|---|---|---|---|---|
| +10.6 | Round 3 | SHANGHAI JIAHENG | 29 | 6♦ | ♥Q | -1 | +13 |
| +9.7 | Round 5 | SECOND CHANCE | 15 | 6♥ | ♠K | -1 | +14 |
| +9.4 | Round 1 | SHANGHAI YOUTH 4 | 2 | 3N | ♠10 | -2 | +11 |
| +8.2 | Round 9 | SHANGHAI GOODWAY | 27 | 3N | ♥2 | +1 | +7 |
| +7.7 | Round 10 | GILL | 2 | 3♥ | ♣2 | = | +11 |
| +7.2 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 4 | 5♦ | ♣Q | = | -1 |
| +6.5 | Round 1 | SHANGHAI YOUTH 4 | 8 | 3N | ♣7 | = | +7 |
| +5.9 | Round 1 | SHANGHAI YOUTH 4 | 7 | 3N | ♠J | +1 | -1 |
| +5.5 | Round 9 | SHANGHAI GOODWAY | 23 | 1N | ♥4 | -1 | +6 |
| +5.2 | Round 5 | SECOND CHANCE | 13 | 3N | ♠2 | = | +5 |
| +5.1 | Round 2 | WONDERS INFO | 16 | 3N | ♠10 | -3 | +6 |
| +5.0 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 8 | 5♦x | ♠A | -2 | +4 |
| +5.0 | Round 6 | BEIJING ZHU YE | 30 | 2N | ♠2 | +2 | +2 |
| +4.8 | Round 6 | BEIJING ZHU YE | 22 | 4♠ | ♦A | -1 | +0 |
| +4.7 | Round 2 | WONDERS INFO | 17 | 2♥ | ♠J | -2 | -3 |
| +4.7 | Round 7 | SUZHOU TAIHU | 5 | 5♠x | ♦Q | -1 | +7 |
| +3.7 | Round 9 | SHANGHAI GOODWAY | 21 | 3N | ♣8 | = | +5 |
| +3.4 | Round 2 | WONDERS INFO | 19 | 5♦ | ♦2 | -1 | +5 |
| +3.4 | Round 8 | RAULD | 12 | 3N | ♣10 | -2 | +6 |
| +3.2 | Round 2 | WONDERS INFO | 18 | 3♠ | ♦7 | = | +1 |
| +3.1 | Round 9 | SHANGHAI GOODWAY | 26 | 4♠ | ♥2 | -1 | +6 |
| +3.0 | Round 1 | SHANGHAI YOUTH 4 | 6 | 2N | ♠9 | -1 | +4 |
| +2.6 | Round 8 | RAULD | 20 | 4♠ | ♣7 | = | +0 |
| +2.4 | Round 8 | RAULD | 19 | 3♦ | ♥K | = | +5 |
| +2.3 | Round 1 | SHANGHAI YOUTH 4 | 4 | 4♠ | ♥9 | -2 | +2 |
| +2.3 | Round 5 | SECOND CHANCE | 18 | 4♠ | ♣A | -1 | +5 |
| +2.3 | Round 9 | SHANGHAI GOODWAY | 25 | 3N | ♠10 | -1 | +6 |
| +2.3 | Round 10 | GILL | 8 | 2♠ | ♣2 | +1 | +6 |
| +2.2 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 6 | 4♣ | ♦K | -2 | +11 |
| +2.1 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 9 | 2♣ | ♣4 | = | -1 |
| +2.1 | Round 10 | GILL | 5 | 4N | ♣2 | = | +11 |
| +1.9 | Round 7 | SUZHOU TAIHU | 7 | 4♠ | ♥4 | -1 | +6 |
| +1.7 | Round 2 | WONDERS INFO | 15 | 4♥ | ♠9 | +1 | +0 |
| +1.7 | Round 5 | SECOND CHANCE | 11 | Pass | -3 | ||
| +1.6 | Round 5 | SECOND CHANCE | 14 | 4♦ | ♣5 | = | +1 |
| +1.6 | Round 9 | SHANGHAI GOODWAY | 22 | 2♠ | ♦6 | +3 | +6 |
| +1.3 | Round 6 | BEIJING ZHU YE | 29 | 1Nx | ♣2 | = | +2 |
| +1.1 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 2 | 3N | ♠4 | = | +1 |
| +1.1 | Round 6 | BEIJING ZHU YE | 26 | 4♠ | ♥Q | = | +5 |
| +1.0 | Round 3 | SHANGHAI JIAHENG | 25 | 2♠ | ♦5 | -1 | +1 |
| +1.0 | Round 10 | GILL | 4 | 2♥ | ♠7 | -1 | +5 |
| +0.9 | Round 8 | RAULD | 15 | 2♠ | ♦7 | = | -1 |
| +0.9 | Round 10 | GILL | 1 | 1N | ♦A | -1 | +4 |
| +0.8 | Round 2 | WONDERS INFO | 12 | 2♥ | ♦7 | = | -1 |
| +0.8 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 1 | 4♠ | ♠5 | -1 | +4 |
| +0.8 | Round 5 | SECOND CHANCE | 12 | 1♠ | ♦K | = | +1 |
| +0.7 | Round 3 | SHANGHAI JIAHENG | 22 | 3N | ♠2 | +1 | -5 |
| +0.6 | Round 5 | SECOND CHANCE | 20 | 4♠ | ♣A | = | -1 |
| +0.5 | Round 9 | SHANGHAI GOODWAY | 29 | 3♠ | ♥K | -1 | +0 |
| +0.5 | Round 10 | GILL | 6 | 4♠ | ♣A | = | +0 |
| +0.4 | Round 9 | SHANGHAI GOODWAY | 28 | 5♦ | ♠A | +1 | -5 |
| +0.2 | Round 2 | WONDERS INFO | 20 | 3N | ♥6 | +3 | -13 |
| +0.2 | Round 6 | BEIJING ZHU YE | 27 | 4♥ | ♦K | -1 | +5 |
| +0.0 | Round 10 | GILL | 10 | 2♠ | ♣5 | = | +0 |
| -0.1 | Round 7 | SUZHOU TAIHU | 1 | 3N | ♣3 | +1 | -1 |
| -0.1 | Round 7 | SUZHOU TAIHU | 3 | 2♣ | ♥A | +1 | +9 |
| -0.2 | Round 10 | GILL | 7 | 1N | ♦7 | = | -9 |
| -0.3 | Round 3 | SHANGHAI JIAHENG | 21 | 2N | ♣10 | = | -1 |
| -0.6 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 7 | 2N | ♥5 | = | +1 |
| -0.7 | Round 1 | SHANGHAI YOUTH 4 | 10 | 4♥ | ♠4 | +1 | -4 |
| -0.7 | Round 5 | SECOND CHANCE | 16 | 1N | ♦5 | +2 | +0 |
| -0.7 | Round 7 | SUZHOU TAIHU | 10 | 2♥ | ♣Q | +1 | +0 |
| -0.8 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 10 | Pass | -3 | ||
| -0.8 | Round 6 | BEIJING ZHU YE | 25 | 3♦ | ♥A | -1 | +3 |
| -0.8 | Round 7 | SUZHOU TAIHU | 4 | 4♥ | ♠9 | +1 | +0 |
| -0.9 | Round 7 | SUZHOU TAIHU | 6 | 4♥ | ♥6 | +1 | +0 |
| -0.9 | Round 8 | RAULD | 13 | 5♠ | ♥A | +1 | -7 |
| -1.0 | Round 6 | BEIJING ZHU YE | 28 | 3N | ♠2 | +3 | -1 |
| -1.0 | Round 7 | SUZHOU TAIHU | 2 | 1N | ♠K | = | +1 |
| -1.1 | Round 8 | RAULD | 14 | 2♥ | ♥Q | = | +0 |
| -1.2 | Round 6 | BEIJING ZHU YE | 23 | 2♥ | ♦6 | +2 | -1 |
| -1.2 | Round 10 | GILL | 3 | 2♥ | ♦K | +2 | -1 |
| -1.5 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 3 | 3N | ♦2 | +1 | +1 |
| -1.5 | Round 8 | RAULD | 17 | 3N | ♠8 | +1 | +5 |
| -1.9 | Round 9 | SHANGHAI GOODWAY | 24 | 4♥ | ♠2 | +1 | +5 |
| -2.3 | Round 3 | SHANGHAI JIAHENG | 23 | 4♠ | ♥9 | +1 | +0 |
| -2.5 | Round 8 | RAULD | 18 | 2♠ | ♦Q | +1 | -1 |
| -2.7 | Round 2 | WONDERS INFO | 14 | 3N | ♠3 | +3 | -17 |
| -2.9 | Round 4 | WEIYU JUNIOR MIDDLE SCHOOL | 5 | 2♥ | ♦A | = | -5 |
| -3.0 | Round 5 | SECOND CHANCE | 17 | 2♥ | ♦A | = | +0 |
| -3.2 | Round 5 | SECOND CHANCE | 19 | 2♥ | ♣6 | +2 | -2 |
| -3.9 | Round 8 | RAULD | 11 | 5♣ | ♦2 | = | -3 |
| -4.2 | Round 2 | WONDERS INFO | 11 | 3N | ♥4 | -2 | -6 |
| -4.2 | Round 3 | SHANGHAI JIAHENG | 26 | 4♠ | ♦Q | = | -8 |
| -4.4 | Round 9 | SHANGHAI GOODWAY | 30 | 4♠x | ♣K | -1 | -6 |
| -4.5 | Round 3 | SHANGHAI JIAHENG | 24 | 3♠ | ♦J | -1 | -5 |
| -4.7 | Round 6 | BEIJING ZHU YE | 21 | 5♥ | ♣A | = | +0 |
| -5.2 | Round 10 | GILL | 9 | 4♥ | ♠4 | = | -8 |
| -5.6 | Round 7 | SUZHOU TAIHU | 9 | 2♥ | ♦3 | +4 | -13 |
| -6.2 | Round 8 | RAULD | 16 | 2♥ | ♣A | +2 | -7 |
| -6.5 | Round 3 | SHANGHAI JIAHENG | 30 | 3N | ♦5 | -1 | -12 |
| -7.5 | Round 1 | SHANGHAI YOUTH 4 | 1 | 4♠x | ♦8 | -3 | -1 |
| -7.5 | Round 1 | SHANGHAI YOUTH 4 | 3 | 6♣ | ♦A | -1 | -13 |
| -7.9 | Round 7 | SUZHOU TAIHU | 8 | 4♠x | ♣A | -3 | -5 |
| -8.2 | Round 3 | SHANGHAI JIAHENG | 28 | 3N | ♦6 | -2 | -12 |
| -8.3 | Round 6 | BEIJING ZHU YE | 24 | 3N | ♠K | = | -7 |
| -11.2 | Round 2 | WONDERS INFO | 13 | 4♥ | ♣2 | = | -10 |
| -11.2 | Round 3 | SHANGHAI JIAHENG | 27 | 4♠x | ♠3 | = | -12 |
| -11.6 | Round 1 | SHANGHAI YOUTH 4 | 9 | 6N | ♥10 | -1 | -13 |