CHEN Gang · FUJIAN BOSSSOFT
vs par split: bidding -0.94 · play -0.06
Strength of schedule: opponents averaged +0.08/bd (a tough draw) → opponent-adjusted -0.40/bd
Card play — on target: opening leads 40.0% #567 of 567 · declarer play 88.9% #38 of 567 · defence 80.8% #368 of 567
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 10.0% (10) | 70.0% (10) |
| Declarer play | 80.0% (5) | 92.3% (13) |
| Defence | 90.0% (10) | 75.0% (16) |
Opening leads by suit led: ♥ 100.0% (1) · ♦ 100.0% (2) · ♣ 29.4% (17)
vs par by strain: NT -0.73 (22) · a suit -1.12 (48)
vs par by level: part-score -1.44 (34) · game -0.03 (31) · slam -4.00 (5)
By role: declaring -0.46/bd (-2.41 vs par · 44) · defending -0.52/bd (+1.39 vs par · 26)
By vulnerability: vulnerable -0.56/bd (-0.72 vs par · 36) · not vulnerable -0.39/bd (-1.29 vs par · 34)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | X.Huang | X.Cao – H.Huang | Closed | 10 | -17.5 | -1.75 | -2.80 |
| Round 4 | X.Huang | X.Guo – Z.Li | Open | 10 | -10.8 | -1.08 | -1.60 |
| Round 7 | H.Chen | A.Riamsree – V.Svangsopakul | Closed | 10 | +0.8 | +0.08 | +2.30 |
| Round 8 | H.Chen | M.O'Briain – D.O'Gorman | Open | 10 | -18.8 | -1.88 | -1.80 |
| Round 10 | H.Chen | A.Makmitree – S.Yaisawang | Open | 10 | -2.2 | -0.22 | -2.70 |
| Round 12 | H.Chen | J.Cai – X.Fang | Closed | 10 | -0.9 | -0.09 | -0.40 |
| Round 13 | H.Chen | W.Wang – Y.Guan | Open | 10 | +15.8 | +1.58 | +0.00 |
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 |
|---|---|---|---|---|---|---|---|
| +8.8 | Round 13 | JXBA | 7 | 4♣ | ♦2 | +1 | +11 |
| +8.0 | Round 7 | BBC THAILAND | 9 | 3NT | ♣2 | -1 | +16 |
| +5.7 | Round 4 | WUHAN JIANG AN AREA | 4 | 3NT | ♠J | +2 | +0 |
| +5.0 | Round 12 | ONE ESSENTIAL OF RED | 26 | 2♦ | ♣2 | +1 | +6 |
| +4.6 | Round 7 | BBC THAILAND | 6 | 5♦x | ♣2 | +1 | +6 |
| +4.5 | Round 13 | JXBA | 8 | 6♦ | ♣2 | = | +0 |
| +4.3 | Round 4 | WUHAN JIANG AN AREA | 10 | 1♠ | ♣Q | +1 | +5 |
| +3.9 | Round 12 | ONE ESSENTIAL OF RED | 22 | 6♥ | ♣2 | = | +0 |
| +3.7 | Round 13 | JXBA | 4 | 3♣ | ♣2 | = | +6 |
| +3.5 | Round 13 | JXBA | 3 | 2♥ | ♣2 | = | +11 |
| +3.4 | Round 10 | BANGKOK MIND SPORT | 5 | 2♠ | ♦2 | = | +0 |
| +3.3 | Round 7 | BBC THAILAND | 4 | 5♦ | ♠K | +1 | +3 |
| +3.1 | Round 10 | BANGKOK MIND SPORT | 7 | 3NT | ♣9 | = | +0 |
| +2.7 | Round 3 | CHINA XHJT | 21 | 4♥ | ♠K | = | -1 |
| +2.7 | Round 10 | BANGKOK MIND SPORT | 2 | 4♠ | ♣2 | = | +3 |
| +2.2 | Round 4 | WUHAN JIANG AN AREA | 1 | 4♠x | ♦A | -3 | +2 |
| +2.1 | Round 3 | CHINA XHJT | 25 | 2NT | ♠2 | +1 | +6 |
| +2.1 | Round 10 | BANGKOK MIND SPORT | 1 | 1NT | ♣2 | -1 | -1 |
| +1.9 | Round 13 | JXBA | 9 | 3NT | ♣2 | +3 | +3 |
| +1.7 | Round 8 | IRELAND | 18 | 5♦ | ♣2 | = | -2 |
| +1.7 | Round 12 | ONE ESSENTIAL OF RED | 25 | 6♦ | ♣2 | +1 | -11 |
| +1.5 | Round 10 | BANGKOK MIND SPORT | 9 | 1NT | ♥Q | = | +5 |
| +1.4 | Round 12 | ONE ESSENTIAL OF RED | 30 | 2NT | ♣2 | -1 | +5 |
| +1.3 | Round 7 | BBC THAILAND | 8 | 3NT | ♣2 | = | +11 |
| +1.2 | Round 13 | JXBA | 6 | 3♣ | ♣2 | -2 | -6 |
| +1.0 | Round 13 | JXBA | 5 | 3♥ | ♣2 | +1 | -7 |
| +0.8 | Round 4 | WUHAN JIANG AN AREA | 6 | 2♣ | ♣8 | +1 | +0 |
| +0.8 | Round 7 | BBC THAILAND | 3 | 3♦ | ♣2 | = | +0 |
| +0.3 | Round 3 | CHINA XHJT | 30 | 4♥ | ♦3 | +1 | +0 |
| +0.3 | Round 7 | BBC THAILAND | 7 | 2♣ | ♣2 | -1 | +0 |
| +0.1 | Round 3 | CHINA XHJT | 22 | 3NT | ♦3 | -1 | +5 |
| -0.0 | Round 8 | IRELAND | 11 | 4♠ | ♣2 | +1 | +0 |
| -0.0 | Round 10 | BANGKOK MIND SPORT | 8 | 6NT | ♣7 | = | -11 |
| -0.0 | Round 12 | ONE ESSENTIAL OF RED | 21 | 2♠ | ♣2 | +1 | -1 |
| -0.3 | Round 12 | ONE ESSENTIAL OF RED | 23 | 2♥ | ♣2 | +1 | +0 |
| -0.4 | Round 4 | WUHAN JIANG AN AREA | 3 | 4♥ | ♠K | +3 | +10 |
| -0.5 | Round 4 | WUHAN JIANG AN AREA | 5 | 4♠ | ♥A | = | +0 |
| -0.5 | Round 8 | IRELAND | 15 | 3NT | ♣2 | = | -1 |
| -0.5 | Round 10 | BANGKOK MIND SPORT | 3 | 3♣ | ♣2 | +1 | -7 |
| -0.7 | Round 8 | IRELAND | 13 | 3♠ | ♣2 | -1 | -1 |
| -0.7 | Round 12 | ONE ESSENTIAL OF RED | 28 | 4♥ | ♣2 | +1 | +11 |
| -0.8 | Round 7 | BBC THAILAND | 5 | 3♣ | ♣2 | = | +0 |
| -1.0 | Round 8 | IRELAND | 14 | 3NT | ♣2 | +1 | -1 |
| -1.1 | Round 3 | CHINA XHJT | 26 | 4♥ | ♠K | +2 | -13 |
| -1.3 | Round 10 | BANGKOK MIND SPORT | 10 | 2♠ | ♥10 | = | +0 |
| -1.9 | Round 4 | WUHAN JIANG AN AREA | 9 | 2♥ | ♠A | -2 | -7 |
| -1.9 | Round 7 | BBC THAILAND | 1 | 4♥ | ♣2 | -2 | +0 |
| -1.9 | Round 8 | IRELAND | 17 | 4♥ | ♣2 | -1 | +2 |
| -2.2 | Round 13 | JXBA | 1 | 2♥ | ♦Q | +2 | -6 |
| -2.3 | Round 12 | ONE ESSENTIAL OF RED | 24 | 3NT | ♣2 | -2 | -8 |
| -2.7 | Round 3 | CHINA XHJT | 27 | 3NT | ♣7 | +1 | -4 |
| -2.9 | Round 3 | CHINA XHJT | 28 | 2♥ | ♠Q | +3 | -6 |
| -3.2 | Round 4 | WUHAN JIANG AN AREA | 8 | 3NT | ♣5 | -2 | -5 |
| -3.2 | Round 13 | JXBA | 2 | 3♦ | ♥K | -1 | -12 |
| -3.4 | Round 8 | IRELAND | 16 | 1NT | ♣2 | = | +0 |
| -3.4 | Round 13 | JXBA | 10 | 1NT | ♣2 | +1 | +0 |
| -3.6 | Round 8 | IRELAND | 20 | 3NT | ♥2 | -2 | -7 |
| -3.7 | Round 3 | CHINA XHJT | 29 | 3♠ | ♥J | +1 | +1 |
| -3.7 | Round 8 | IRELAND | 19 | 2NT | ♣2 | -1 | -10 |
| -3.7 | Round 10 | BANGKOK MIND SPORT | 4 | 4♦ | ♠2 | -1 | -6 |
| -4.1 | Round 12 | ONE ESSENTIAL OF RED | 27 | 4♠ | ♣2 | = | +0 |
| -4.6 | Round 7 | BBC THAILAND | 10 | 4♥ | ♣2 | -2 | -2 |
| -5.5 | Round 12 | ONE ESSENTIAL OF RED | 29 | 2♠ | ♣2 | -1 | -6 |
| -5.7 | Round 8 | IRELAND | 12 | 6♣ | ♣2 | = | +2 |
| -6.0 | Round 3 | CHINA XHJT | 24 | 4♦ | ♥4 | +1 | -7 |
| -6.3 | Round 3 | CHINA XHJT | 23 | 3NT | ♣2 | -3 | -9 |
| -8.7 | Round 4 | WUHAN JIANG AN AREA | 7 | 4♠ | ♣K | = | -10 |
| -9.1 | Round 4 | WUHAN JIANG AN AREA | 2 | 2♣ | ♦Q | -6 | -11 |
| -9.5 | Round 10 | BANGKOK MIND SPORT | 6 | 3NT | ♣7 | = | -10 |
| -10.2 | Round 7 | BBC THAILAND | 2 | 4♣x | ♠Q | -2 | -11 |