GU Chentian · SHENGXING GREEN
90rank
-15.6Butler · 80 bds
-0.20per board
±5.1swing
-0.61vs par /bd · #97/124
+0.19adjusted /bd
by round
vs par split: bidding -0.53 · play -0.13
Strength of schedule: opponents averaged +0.39/bd (a tough draw) → opponent-adjusted +0.19/bd
Card play — on target: opening leads 78.9% #53 of 124 · declarer play 81.0% #23 of 124 · defence 82.1% #55 of 124
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (6) | 84.6% (13) |
| Declarer play | 62.5% (8) | 92.3% (13) |
| Defence | 87.5% (16) | 78.3% (23) |
Opening leads by suit led: ♠ 83.3% (6) · ♥ 66.7% (3) · ♦ 50.0% (4) · ♣ 100.0% (6)
vs par by strain: NT -0.90 (31) · a suit -0.49 (47)
vs par by level: part-score +0.83 (29) · game -1.06 (47) · slam -12.50 (2)
By role: declaring -0.76/bd (-3.54 vs par · 39) · defending +0.35/bd (+2.17 vs par · 41)
By vulnerability: vulnerable +0.04/bd (+0.03 vs par · 40) · not vulnerable -0.43/bd (-1.25 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Chen | B.Wu – Y.Lin | Closed | 10 | -10.0 | -1.00 | +1.10 |
| Round 2 | B.Yang | S.Li – Y.Hu | Closed | 10 | +25.1 | +2.51 | +0.20 |
| Round 3 | Y.Chen | H.Dai – Y.Li | Open | 10 | -3.6 | -0.36 | +0.30 |
| Round 4 | Y.Chen | J.Yang – Y.Wang | Closed | 10 | -39.2 | -3.92 | -5.20 |
| Round 5 | B.Yang | N.Lang – X.Hou | Closed | 10 | +1.3 | +0.13 | +1.30 |
| Round 6 | Y.Chen | A.Pigulski – K.Kuflowski | Open | 10 | -2.3 | -0.23 | +0.00 |
| Round 7 | Y.Zhang | X.Song – X.Chen | Open | 10 | +26.2 | +2.62 | +2.00 |
| Round 8 | Y.Zhang | H.Wang – F.Zhu | Closed | 10 | -13.1 | -1.31 | -4.60 |
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 |
|---|---|---|---|---|---|---|---|
| +13.4 | Round 7 | CHINA RDFZ BLUE | 4 | 5♦x | ♠6 | -3 | +16 |
| +10.8 | Round 7 | CHINA RDFZ BLUE | 5 | 2NT | ♣J | -1 | +13 |
| +8.6 | Round 6 | POLAND | 29 | 4♠x | ♥K | = | +7 |
| +7.7 | Round 2 | SHENGXING RED | 11 | 4♠ | ♥4 | = | +11 |
| +7.2 | Round 7 | CHINA RDFZ BLUE | 3 | 5♦x | ♠5 | -2 | +12 |
| +6.3 | Round 1 | CHINA RDFZ YELLOW | 1 | 2♦ | ♠9 | -2 | +11 |
| +6.2 | Round 1 | CHINA RDFZ YELLOW | 4 | 1NT | ♦K | -3 | -5 |
| +6.2 | Round 5 | SHENGXING YELLOW | 16 | 2♥x | ♠K | -2 | +9 |
| +5.6 | Round 2 | SHENGXING RED | 13 | 4♥ | ♣3 | +1 | +1 |
| +5.4 | Round 3 | SHENGXING MARS | 23 | 4♥ | ♦6 | -2 | +8 |
| +5.2 | Round 6 | POLAND | 28 | 2♠ | ♥3 | +2 | +10 |
| +4.3 | Round 2 | SHENGXING RED | 14 | 3NT | ♠5 | -2 | +5 |
| +4.2 | Round 4 | SHENGXING SATURN | 6 | 3NT | ♦A | +2 | +0 |
| +4.2 | Round 8 | CHINA RDFZ HOPE 1 | 12 | 1NT | ♣J | -2 | +7 |
| +3.9 | Round 2 | SHENGXING RED | 18 | 2♥ | ♠4 | +1 | +0 |
| +3.6 | Round 3 | SHENGXING MARS | 29 | 3♠x | ♣K | -1 | +8 |
| +3.5 | Round 2 | SHENGXING RED | 19 | 4♥ | ♠10 | = | -11 |
| +3.4 | Round 6 | POLAND | 27 | 4♠ | ♣3 | +1 | +0 |
| +3.4 | Round 7 | CHINA RDFZ BLUE | 1 | 6♠ | ♥K | +1 | -11 |
| +3.2 | Round 3 | SHENGXING MARS | 22 | 3♠x | ♣9 | -1 | +6 |
| +3.2 | Round 7 | CHINA RDFZ BLUE | 7 | Pass | +12 | ||
| +3.2 | Round 8 | CHINA RDFZ HOPE 1 | 20 | 4♥ | ♣J | = | -1 |
| +3.0 | Round 5 | SHENGXING YELLOW | 13 | 4♠ | ♣6 | +1 | +1 |
| +2.8 | Round 2 | SHENGXING RED | 16 | 4NT | ♣2 | +1 | +17 |
| +2.8 | Round 7 | CHINA RDFZ BLUE | 10 | 3NT | ♠3 | +1 | +1 |
| +2.7 | Round 5 | SHENGXING YELLOW | 12 | 3♣ | ♠9 | -1 | +0 |
| +2.6 | Round 1 | CHINA RDFZ YELLOW | 7 | 4♠x | ♥5 | -1 | +8 |
| +2.6 | Round 4 | SHENGXING SATURN | 1 | 4♠x | ♥6 | -3 | -10 |
| +2.3 | Round 5 | SHENGXING YELLOW | 17 | 3NT | ♣5 | -1 | +10 |
| +2.1 | Round 3 | SHENGXING MARS | 28 | 3NT | ♥3 | +3 | +1 |
| +1.4 | Round 5 | SHENGXING YELLOW | 19 | 3♦x | ♥3 | -1 | +6 |
| +1.4 | Round 8 | CHINA RDFZ HOPE 1 | 15 | 4♥ | ♠8 | +1 | -10 |
| +1.2 | Round 2 | SHENGXING RED | 15 | 4♥ | ♦5 | = | +0 |
| +1.1 | Round 5 | SHENGXING YELLOW | 18 | 4♠ | ♥K | -1 | +2 |
| +1.0 | Round 8 | CHINA RDFZ HOPE 1 | 16 | 2NT | ♦6 | +1 | +1 |
| +0.8 | Round 1 | CHINA RDFZ YELLOW | 10 | 4NT | ♠5 | -6 | +0 |
| +0.8 | Round 2 | SHENGXING RED | 17 | 4♠ | ♦9 | +1 | +0 |
| +0.4 | Round 3 | SHENGXING MARS | 24 | 1NT | ♠3 | -2 | -1 |
| +0.4 | Round 3 | SHENGXING MARS | 25 | 3♦ | ♣A | = | +1 |
| +0.2 | Round 3 | SHENGXING MARS | 27 | 3♥ | ♣A | +1 | -6 |
| +0.2 | Round 7 | CHINA RDFZ BLUE | 6 | 3NT | ♦6 | +1 | +0 |
| -0.0 | Round 1 | CHINA RDFZ YELLOW | 9 | 3♥ | ♦K | -2 | +0 |
| -0.0 | Round 5 | SHENGXING YELLOW | 11 | 1NT | ♥3 | = | +0 |
| -0.2 | Round 2 | SHENGXING RED | 12 | 4♥ | ♦K | +2 | -9 |
| -0.6 | Round 5 | SHENGXING YELLOW | 15 | 4♥ | ♣4 | +1 | +0 |
| -0.6 | Round 7 | CHINA RDFZ BLUE | 8 | 2♦ | ♥J | +1 | +0 |
| -0.7 | Round 6 | POLAND | 23 | 2NT | ♦4 | = | -1 |
| -0.7 | Round 6 | POLAND | 24 | 3♠ | ♣K | -1 | -2 |
| -0.9 | Round 6 | POLAND | 22 | 4♥ | ♣3 | +1 | +0 |
| -1.0 | Round 8 | CHINA RDFZ HOPE 1 | 13 | 3♦ | ♣J | +1 | -10 |
| -1.1 | Round 4 | SHENGXING SATURN | 3 | 4♠ | ♣A | = | -6 |
| -1.2 | Round 4 | SHENGXING SATURN | 4 | 3NT | ♣9 | +2 | +0 |
| -1.5 | Round 4 | SHENGXING SATURN | 7 | 1NT | ♦8 | +2 | -1 |
| -1.7 | Round 6 | POLAND | 21 | 1NT | ♥5 | = | +0 |
| -2.4 | Round 1 | CHINA RDFZ YELLOW | 2 | 3NT | ♥7 | = | +1 |
| -2.4 | Round 7 | CHINA RDFZ BLUE | 2 | 4♥ | ♠J | -1 | -10 |
| -2.6 | Round 6 | POLAND | 30 | 3NT | ♥4 | -1 | -4 |
| -2.6 | Round 8 | CHINA RDFZ HOPE 1 | 11 | 3♥ | ♣9 | -1 | +2 |
| -2.7 | Round 8 | CHINA RDFZ HOPE 1 | 17 | 2♦ | ♣A | -2 | -5 |
| -2.8 | Round 1 | CHINA RDFZ YELLOW | 8 | 4♠ | ♦5 | +1 | +8 |
| -3.1 | Round 4 | SHENGXING SATURN | 9 | 3NTx | ♣8 | = | +10 |
| -3.6 | Round 5 | SHENGXING YELLOW | 14 | 3NT | ♦Q | -1 | -8 |
| -3.8 | Round 1 | CHINA RDFZ YELLOW | 3 | 4♠ | ♦10 | +2 | -2 |
| -3.9 | Round 6 | POLAND | 26 | 2NT | ♥5 | = | -1 |
| -4.5 | Round 2 | SHENGXING RED | 20 | 4♥ | ♦K | -1 | -12 |
| -4.6 | Round 8 | CHINA RDFZ HOPE 1 | 14 | 4♥ | ♣4 | +2 | -8 |
| -5.2 | Round 3 | SHENGXING MARS | 21 | 3♥ | ♠3 | +1 | -1 |
| -5.6 | Round 8 | CHINA RDFZ HOPE 1 | 18 | Pass | -10 | ||
| -6.4 | Round 8 | CHINA RDFZ HOPE 1 | 19 | 3NT | ♠J | -1 | -12 |
| -6.5 | Round 3 | SHENGXING MARS | 30 | 5♦ | ♠5 | +1 | -8 |
| -6.8 | Round 4 | SHENGXING SATURN | 2 | 3NT | ♦3 | -2 | -11 |
| -7.2 | Round 3 | SHENGXING MARS | 26 | 4♠x | ♦Q | = | -5 |
| -8.0 | Round 1 | CHINA RDFZ YELLOW | 6 | 3NT | ♥6 | -1 | -5 |
| -8.9 | Round 1 | CHINA RDFZ YELLOW | 5 | 3NT | ♣7 | -6 | -5 |
| -9.0 | Round 6 | POLAND | 25 | 4♥x | ♣4 | -2 | -9 |
| -10.5 | Round 4 | SHENGXING SATURN | 10 | 3NT | ♣5 | +1 | -10 |
| -10.8 | Round 4 | SHENGXING SATURN | 5 | 1NTxx | ♦4 | -2 | -10 |
| -11.0 | Round 4 | SHENGXING SATURN | 8 | 6♣ | ♦A | = | -14 |
| -11.2 | Round 5 | SHENGXING YELLOW | 20 | 2NTx | ♥3 | +1 | -7 |
| -11.8 | Round 7 | CHINA RDFZ BLUE | 9 | 3NT | ♦3 | -3 | -13 |