XU Yiyang · CHINA RDFZ RED
vs par split: bidding +1.42 · play -0.67
Strength of schedule: opponents averaged +0.24/bd (a tough draw) → opponent-adjusted -0.39/bd
Card play — on target: opening leads 81.2% #44 of 124 · declarer play 64.3% #77 of 124 · defence 77.8% #75 of 124
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (6) | 70.0% (10) |
| Declarer play | 40.0% (5) | 77.8% (9) |
| Defence | 78.6% (14) | 77.3% (22) |
Opening leads by suit led: ♠ 50.0% (4) · ♥ 75.0% (4) · ♦ 100.0% (7) · ♣ 100.0% (1)
vs par by strain: NT -0.46 (22) · a suit +1.45 (38)
vs par by level: part-score +0.83 (24) · game +0.64 (33) · slam +1.33 (3)
By role: declaring +0.56/bd (-1.25 vs par · 24) · defending -1.42/bd (+2.08 vs par · 36)
By vulnerability: vulnerable -0.98/bd (+0.93 vs par · 29) · not vulnerable -0.29/bd (+0.58 vs par · 31)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | T.Xu | Y.Huang – W.Yu | Open | 10 | -10.2 | -1.02 | +2.10 |
| Round 2 | T.Xu | F.Zhao – B.Zhang | Open | 10 | -11.0 | -1.10 | +1.30 |
| Round 4 | T.Xu | N.Lang – X.Hou | Closed | 10 | +12.0 | +1.20 | -0.10 |
| Round 5 | T.Xu | Y.Wang – Y.Wang | Closed | 10 | +7.7 | +0.77 | +2.30 |
| Round 7 | T.Xu | P.Kuisuwan – A.Chulathammakun | Closed | 10 | -14.4 | -1.44 | -2.00 |
| Round 8 | T.Xu | R.Wang – P.Wang | Open | 10 | -21.7 | -2.17 | +0.90 |
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 |
|---|---|---|---|---|---|---|---|
| +6.5 | Round 5 | CHINA SHJS | 14 | 3NT | ♦Q | = | +3 |
| +5.2 | Round 5 | CHINA SHJS | 18 | 1NT | ♣9 | +1 | +6 |
| +5.0 | Round 5 | CHINA SHJS | 17 | 4♥ | ♣K | -3 | +11 |
| +4.7 | Round 4 | SHENGXING YELLOW | 2 | 3NT | ♦3 | +1 | +0 |
| +4.6 | Round 1 | CHINESE TAIPEI MLGS | 9 | 3♣ | ♦K | = | +6 |
| +4.6 | Round 4 | SHENGXING YELLOW | 6 | 4♠ | ♥J | +2 | +1 |
| +4.4 | Round 4 | SHENGXING YELLOW | 3 | 5♥ | ♠3 | -2 | +0 |
| +3.0 | Round 5 | CHINA SHJS | 13 | 4♠ | ♣4 | +1 | +1 |
| +2.8 | Round 1 | CHINESE TAIPEI MLGS | 1 | 2♣ | ♦K | -1 | +9 |
| +2.8 | Round 2 | CHINA RDFZ GALAXY | 18 | 4♥ | ♠4 | = | +7 |
| +2.4 | Round 7 | MAGIC EYES THAILAND | 2 | 4♥ | ♦K | -1 | +10 |
| +2.2 | Round 8 | SHENGXING SATURN | 19 | 4♦ | ♠5 | +1 | +8 |
| +1.4 | Round 5 | CHINA SHJS | 19 | 4♦ | ♥J | -2 | +6 |
| +1.3 | Round 7 | MAGIC EYES THAILAND | 5 | 4♠ | ♥5 | = | -1 |
| +1.2 | Round 2 | CHINA RDFZ GALAXY | 14 | 2♠ | ♣6 | = | +0 |
| +1.0 | Round 4 | SHENGXING YELLOW | 1 | 4♥ | ♦K | +1 | -11 |
| +0.9 | Round 1 | CHINESE TAIPEI MLGS | 7 | 3♥ | ♦7 | = | +7 |
| +0.8 | Round 1 | CHINESE TAIPEI MLGS | 10 | 3NT | ♥10 | = | +0 |
| +0.7 | Round 4 | SHENGXING YELLOW | 9 | 3NT | ♣6 | = | +11 |
| +0.4 | Round 1 | CHINESE TAIPEI MLGS | 5 | 3♣ | ♦Q | +2 | +7 |
| +0.4 | Round 4 | SHENGXING YELLOW | 8 | 6♣ | ♦A | -1 | -2 |
| +0.4 | Round 5 | CHINA SHJS | 15 | 4♥ | ♦J | = | +1 |
| +0.2 | Round 2 | CHINA RDFZ GALAXY | 12 | 4♥ | ♣K | +2 | +9 |
| +0.2 | Round 8 | SHENGXING SATURN | 13 | 3♦ | ♥5 | +2 | +10 |
| -0.0 | Round 5 | CHINA SHJS | 11 | 1NT | ♣K | = | +0 |
| -0.1 | Round 4 | SHENGXING YELLOW | 10 | 2♦ | ♣8 | -1 | +1 |
| -0.3 | Round 8 | SHENGXING SATURN | 15 | 3NT | ♠J | +1 | +10 |
| -0.4 | Round 2 | CHINA RDFZ GALAXY | 20 | 2NT | ♦K | = | +10 |
| -0.4 | Round 4 | SHENGXING YELLOW | 7 | 2♥ | ♠Q | = | +0 |
| -0.5 | Round 7 | MAGIC EYES THAILAND | 7 | 2♠ | ♥A | -1 | -11 |
| -0.6 | Round 7 | MAGIC EYES THAILAND | 8 | 2♥ | ♣10 | -3 | -1 |
| -0.8 | Round 2 | CHINA RDFZ GALAXY | 17 | 5♠ | ♦9 | = | +0 |
| -1.0 | Round 2 | CHINA RDFZ GALAXY | 16 | 4NT | ♥2 | +3 | -17 |
| -1.0 | Round 8 | SHENGXING SATURN | 16 | 2♦ | ♣7 | -3 | -1 |
| -1.2 | Round 2 | CHINA RDFZ GALAXY | 15 | 4♥ | ♠Q | = | +0 |
| -1.2 | Round 4 | SHENGXING YELLOW | 5 | 2NT | ♥3 | = | +0 |
| -1.2 | Round 7 | MAGIC EYES THAILAND | 6 | 3NT | ♣Q | +2 | -1 |
| -1.8 | Round 7 | MAGIC EYES THAILAND | 10 | 3NT | ♦4 | = | +0 |
| -2.1 | Round 4 | SHENGXING YELLOW | 4 | 3NT | ♦9 | +3 | -1 |
| -2.2 | Round 5 | CHINA SHJS | 12 | 1NT | ♣A | -2 | -5 |
| -2.3 | Round 8 | SHENGXING SATURN | 11 | 2♥ | ♠K | +1 | -7 |
| -2.4 | Round 1 | CHINESE TAIPEI MLGS | 2 | 3NT | ♥9 | = | +1 |
| -2.4 | Round 8 | SHENGXING SATURN | 17 | 2♣x | ♥Q | -1 | +0 |
| -2.7 | Round 2 | CHINA RDFZ GALAXY | 11 | 3♠ | ♥K | +2 | -7 |
| -2.8 | Round 1 | CHINESE TAIPEI MLGS | 8 | 4♠ | ♦3 | +1 | +8 |
| -2.8 | Round 7 | MAGIC EYES THAILAND | 3 | 3NT | ♠7 | -2 | -11 |
| -3.0 | Round 1 | CHINESE TAIPEI MLGS | 3 | 4♠ | ♥10 | +1 | -1 |
| -3.2 | Round 8 | SHENGXING SATURN | 20 | 3NT | ♠K | +1 | +1 |
| -3.4 | Round 7 | MAGIC EYES THAILAND | 1 | 6♠ | ♥6 | +1 | +11 |
| -3.4 | Round 7 | MAGIC EYES THAILAND | 4 | 3NT | ♠10 | -1 | -12 |
| -3.5 | Round 1 | CHINESE TAIPEI MLGS | 4 | 1NT | ♦A | = | -11 |
| -3.8 | Round 5 | CHINA SHJS | 16 | 2♠ | ♣4 | -1 | +0 |
| -4.2 | Round 8 | SHENGXING SATURN | 12 | 2♠ | ♣J | -2 | -7 |
| -4.4 | Round 7 | MAGIC EYES THAILAND | 9 | 4♥ | ♦7 | +1 | -4 |
| -4.5 | Round 2 | CHINA RDFZ GALAXY | 19 | 3NT | ♦5 | +2 | +11 |
| -4.6 | Round 2 | CHINA RDFZ GALAXY | 13 | 4♥ | ♣9 | = | +0 |
| -4.6 | Round 8 | SHENGXING SATURN | 18 | 4♥ | ♠5 | +1 | +0 |
| -6.1 | Round 8 | SHENGXING SATURN | 14 | 6♥ | ♦Q | = | -5 |
| -7.8 | Round 5 | CHINA SHJS | 20 | 3NT | ♥3 | = | +0 |
| -8.0 | Round 1 | CHINESE TAIPEI MLGS | 6 | 3NT | ♦4 | -1 | -5 |