LEI Zhou · SHANGHAI GOODWAY
337rank
+5.3Butler · 90 bds
+0.06per board
±4.8swing
+0.40vs par /bd · #176/672
-0.15adjusted /bd
by round
vs par split: bidding -0.53 · play +0.71
Strength of schedule: opponents averaged -0.21/bd (an easy draw) → opponent-adjusted -0.15/bd
Card play — on target: opening leads 78.9% #412 of 671 · declarer play 83.3% #194 of 671 · defence 88.6% #198 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 78.9% (19) |
| Declarer play | · | 83.3% (12) |
| Defence | · | 88.6% (35) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 50.0% (6) · ♦ 100.0% (6) · ♣ 100.0% (3)
vs par by strain: a suit +0.19 (59)
vs par by level: part-score -1.96 (25) · game +2.53 (30) · slam -4.00 (4)
By role: declaring +0.37/bd (-0.93 vs par · 40) · defending -0.19/bd (+1.46 vs par · 50)
By vulnerability: vulnerable +0.26/bd (+0.82 vs par · 45) · not vulnerable -0.14/bd (-0.02 vs par · 45)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | X.Gang | J.Li – L.Lin | Open | 10 | -30.6 | -3.06 | -2.40 |
| Round 2 | Z.Sun | K.Lin – Y.Lu | Open | 10 | +5.4 | +0.54 | +3.70 |
| Round 3 | Z.Sun | L.Lauria – A.Versace | Open | 10 | +15.3 | +1.53 | -0.20 |
| Round 4 | Z.Sun | D.Liu – Y.Wu | Open | 10 | +2.5 | +0.25 | +0.30 |
| Round 7 | X.Gang | X.Xue – Y.Deng | Open | 10 | -16.9 | -1.69 | -0.90 |
| Round 9 | Z.Sun | Y.Lu – J.Gu | Open | 10 | +28.6 | +2.86 | +3.20 |
| Round 10 | Z.Sun | M.Fukazawa – K.Takahashi | Closed | 10 | +20.0 | +2.00 | +3.90 |
| Round 11 | Z.Sun | W.Schneider – H.Uhlmann | Open | 10 | -18.4 | -1.84 | -3.00 |
| Round 12 | Z.Sun | R.Okuno – K.Sasaki | Open | 10 | -0.6 | -0.06 | -1.00 |
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 |
|---|---|---|---|---|---|---|---|
| +13.2 | Round 3 | LEONINA | 29 | 4♥ | ♠6 | -4 | +14 |
| +9.4 | Round 11 | GERMANY SENIORS II | 14 | 6♣ | ♥5 | -3 | +17 |
| +9.2 | Round 9 | SHANGHAI YOUTH 5 | 24 | 5♥ | ♠3 | -1 | +12 |
| +7.9 | Round 9 | SHANGHAI YOUTH 5 | 22 | 2N | ♣Q | -1 | +11 |
| +7.8 | Round 9 | SHANGHAI YOUTH 5 | 27 | 3N | ♥2 | = | +6 |
| +7.8 | Round 10 | NANIWADA | 8 | 3N | ♦10 | = | +10 |
| +7.6 | Round 4 | HESEN FUND | 8 | 4♠ | ♦Q | = | +7 |
| +7.4 | Round 10 | NANIWADA | 9 | 5♥ | ♥A | -1 | +9 |
| +7.2 | Round 7 | BEIJING ZHU YE | 10 | 4♥x | ♣Q | -1 | +8 |
| +6.9 | Round 2 | CHEN | 17 | 5♣ | ♠J | = | +12 |
| +6.5 | Round 3 | LEONINA | 27 | 3N | ♥8 | = | +7 |
| +6.2 | Round 10 | NANIWADA | 2 | 5♦ | ♥A | -1 | +10 |
| +5.8 | Round 3 | LEONINA | 28 | 3N | ♣7 | = | +5 |
| +5.3 | Round 12 | FAIRY TALE | 21 | 5♦x | ♠3 | -1 | +5 |
| +4.7 | Round 7 | BEIJING ZHU YE | 5 | 5♠x | ♦Q | -1 | +7 |
| +4.5 | Round 9 | SHANGHAI YOUTH 5 | 25 | 3N | ♠10 | -2 | +8 |
| +4.3 | Round 9 | SHANGHAI YOUTH 5 | 21 | 3N | ♣A | +1 | +5 |
| +3.9 | Round 2 | CHEN | 14 | 5♦ | ♣J | +2 | +18 |
| +3.5 | Round 12 | FAIRY TALE | 29 | 1♠ | ♦Q | +1 | +5 |
| +3.4 | Round 4 | HESEN FUND | 9 | 4♣ | ♥J | = | +1 |
| +3.3 | Round 3 | LEONINA | 30 | 3N | ♦3 | = | -6 |
| +3.1 | Round 12 | FAIRY TALE | 27 | 5♥ | ♦Q | = | -5 |
| +2.8 | Round 12 | FAIRY TALE | 26 | 1N | ♦3 | +1 | +6 |
| +2.2 | Round 4 | HESEN FUND | 6 | 4♣ | ♠Q | -2 | +11 |
| +1.8 | Round 1 | GUANGDONG | 5 | 4♠ | ♥3 | -1 | +5 |
| +1.6 | Round 2 | CHEN | 18 | 4♠ | ♦2 | -1 | +4 |
| +1.3 | Round 12 | FAIRY TALE | 30 | 5♣ | ♦A | -1 | +5 |
| +1.2 | Round 11 | GERMANY SENIORS II | 13 | 2♥ | ♠2 | = | +1 |
| +1.1 | Round 2 | CHEN | 16 | 1N | ♠J | = | -1 |
| +1.0 | Round 4 | HESEN FUND | 5 | 2♣ | ♦A | -1 | -1 |
| +1.0 | Round 7 | BEIJING ZHU YE | 1 | 4♠ | ♣4 | +1 | +0 |
| +1.0 | Round 10 | NANIWADA | 4 | 1N | ♣7 | -1 | +5 |
| +1.0 | Round 10 | NANIWADA | 10 | 2♠ | ♥2 | +1 | +1 |
| +0.9 | Round 10 | NANIWADA | 1 | 1N | ♦A | -1 | +4 |
| +0.8 | Round 1 | GUANGDONG | 6 | 2♠ | ♣6 | -1 | +0 |
| +0.7 | Round 1 | GUANGDONG | 10 | 4♥ | ♠4 | +1 | +4 |
| +0.7 | Round 2 | CHEN | 20 | 3N | ♠2 | +2 | +13 |
| +0.7 | Round 3 | LEONINA | 22 | 3N | ♠A | +1 | -5 |
| +0.7 | Round 9 | SHANGHAI YOUTH 5 | 23 | 1N | ♥4 | = | +1 |
| +0.5 | Round 10 | NANIWADA | 6 | 3N | ♦2 | +1 | +0 |
| +0.4 | Round 9 | SHANGHAI YOUTH 5 | 28 | 5♦ | ♠A | +1 | -5 |
| +0.3 | Round 10 | NANIWADA | 5 | 4♠ | ♦9 | +2 | +11 |
| +0.2 | Round 7 | BEIJING ZHU YE | 4 | 4♥ | ♠9 | = | +1 |
| +0.2 | Round 12 | FAIRY TALE | 25 | 3N | ♣4 | +1 | -5 |
| +0.1 | Round 7 | BEIJING ZHU YE | 6 | 4♥ | ♥6 | = | +1 |
| -0.1 | Round 7 | BEIJING ZHU YE | 9 | 4♥ | ♦2 | +1 | -11 |
| -0.1 | Round 11 | GERMANY SENIORS II | 20 | 3N | ♠5 | +3 | -13 |
| -0.3 | Round 3 | LEONINA | 21 | 2N | ♣10 | = | -1 |
| -0.3 | Round 10 | NANIWADA | 3 | 2♠ | ♥6 | +1 | +0 |
| -0.8 | Round 2 | CHEN | 12 | 2♠ | ♣7 | -1 | +1 |
| -0.8 | Round 3 | LEONINA | 24 | 1N | ♠9 | -2 | -1 |
| -0.8 | Round 4 | HESEN FUND | 10 | Pass | -3 | ||
| -0.9 | Round 4 | HESEN FUND | 2 | 3N | ♦7 | +2 | -1 |
| -1.2 | Round 1 | GUANGDONG | 1 | 2♦ | ♣K | +2 | -8 |
| -1.2 | Round 11 | GERMANY SENIORS II | 19 | 4♠ | ♣J | +1 | -1 |
| -1.3 | Round 9 | SHANGHAI YOUTH 5 | 26 | 1♣ | ♠J | +1 | +2 |
| -1.3 | Round 11 | GERMANY SENIORS II | 17 | 3♥ | ♣K | -1 | -4 |
| -1.4 | Round 1 | GUANGDONG | 9 | 3N | ♠7 | +2 | +0 |
| -1.4 | Round 2 | CHEN | 11 | 3♣ | ♦6 | = | +1 |
| -1.4 | Round 4 | HESEN FUND | 7 | 3♣ | ♣4 | +2 | +0 |
| -1.5 | Round 2 | CHEN | 13 | 1N | ♠6 | = | -6 |
| -1.5 | Round 4 | HESEN FUND | 3 | 3N | ♥9 | +1 | +1 |
| -1.5 | Round 7 | BEIJING ZHU YE | 3 | 1N | ♣Q | -3 | +8 |
| -1.7 | Round 2 | CHEN | 15 | 4♥ | ♦K | +1 | +0 |
| -1.7 | Round 11 | GERMANY SENIORS II | 15 | 3♠ | ♣A | = | -6 |
| -1.9 | Round 9 | SHANGHAI YOUTH 5 | 29 | 4♠ | ♥K | -2 | -3 |
| -2.0 | Round 11 | GERMANY SENIORS II | 18 | 3♠ | ♥6 | -1 | +0 |
| -2.3 | Round 1 | GUANGDONG | 4 | 3♠ | ♠2 | -2 | -2 |
| -2.3 | Round 3 | LEONINA | 23 | 3N | ♥9 | +2 | +0 |
| -2.6 | Round 11 | GERMANY SENIORS II | 11 | 3N | ♥2 | = | +1 |
| -3.0 | Round 9 | SHANGHAI YOUTH 5 | 30 | 4♠ | ♣K | -1 | -5 |
| -3.1 | Round 4 | HESEN FUND | 1 | 3♦ | ♥6 | +1 | -1 |
| -3.1 | Round 12 | FAIRY TALE | 28 | 2♠ | ♦K | +1 | -7 |
| -3.3 | Round 12 | FAIRY TALE | 23 | 6♦ | ♠A | -2 | -8 |
| -3.4 | Round 2 | CHEN | 19 | 3N | ♠6 | -1 | -5 |
| -4.0 | Round 4 | HESEN FUND | 4 | 3♥ | ♠9 | -1 | -11 |
| -4.2 | Round 3 | LEONINA | 26 | 4♠ | ♦Q | = | -8 |
| -4.7 | Round 1 | GUANGDONG | 2 | 3♠x | ♥3 | -1 | -5 |
| -4.8 | Round 10 | NANIWADA | 7 | 2♦ | ♠K | = | -11 |
| -5.0 | Round 12 | FAIRY TALE | 22 | 5♣ | ♥10 | -2 | -6 |
| -5.4 | Round 12 | FAIRY TALE | 24 | 3♠ | ♦5 | = | +0 |
| -5.9 | Round 1 | GUANGDONG | 7 | 4♥ | ♣4 | = | +1 |
| -6.0 | Round 1 | GUANGDONG | 8 | 2♦x | ♦6 | +2 | -7 |
| -6.6 | Round 3 | LEONINA | 25 | 1Nx | ♠9 | +1 | -7 |
| -6.8 | Round 11 | GERMANY SENIORS II | 12 | 3N | ♥7 | -1 | -12 |
| -8.7 | Round 7 | BEIJING ZHU YE | 8 | 5♦x | ♣2 | = | -6 |
| -9.6 | Round 7 | BEIJING ZHU YE | 2 | 2♦x | ♠A | -2 | -9 |
| -10.2 | Round 7 | BEIJING ZHU YE | 7 | 5♥x | ♠A | -2 | -8 |
| -12.4 | Round 1 | GUANGDONG | 3 | 6♣ | ♠7 | = | -12 |
| -13.3 | Round 11 | GERMANY SENIORS II | 16 | 6♠ | ♥5 | = | -13 |