ZHONG Yi · YEH BROS TWO
vs par split: bidding -0.46 · play -0.49
Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted -1.13/bd
Card play — on target: opening leads 75.0% #169 of 310 · declarer play 81.8% #114 of 310 · defence 89.5% #97 of 311
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (1) | 66.7% (3) |
| Declarer play | 100.0% (1) | 80.0% (10) |
| Defence | 75.0% (4) | 93.3% (15) |
Opening leads by suit led: ♥ 66.7% (3) · ♦ 100.0% (1)
vs par by strain: NT +0.33 (6) · a suit -1.21 (29)
vs par by level: part-score -0.62 (16) · game -1.33 (18) · slam +1.00 (1)
By role: declaring +1.60/bd (-1.06 vs par · 16) · defending -3.42/bd (-0.84 vs par · 19)
By vulnerability: vulnerable +2.12/bd (+0.72 vs par · 18) · not vulnerable -4.56/bd (-2.71 vs par · 17)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Tong | V.Demuy – J.Kranyak | Open | 7 | -25.1 | -3.59 | -4.14 |
| Round 3 | J.Tong | M.Karmarkar – B.Dey | Closed | 7 | +4.6 | +0.66 | +0.86 |
| Round 4 | J.Tong | B.Popov – G.Karakolev | Open | 7 | -10.3 | -1.47 | +0.29 |
| Round 6 | J.Tong | J.Li – Z.Fu | Closed | 7 | -1.1 | -0.16 | +0.43 |
| Round 7 | J.Tong | R.Lian – Z.Shao | Open | 7 | -7.4 | -1.06 | -2.14 |
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 |
|---|---|---|---|---|---|---|---|
| +10.4 | Round 3 | AZURE | 21 | 5♣x | ♥2 | = | +4 |
| +9.5 | Round 7 | ZHEJIANG JINGFAN | 18 | 6NT | ♠2 | +1 | +1 |
| +8.3 | Round 7 | ZHEJIANG JINGFAN | 21 | 4♠ | ♥2 | +2 | +11 |
| +7.4 | Round 6 | P D TIMES | 12 | 4♥x | ♠8 | +1 | +8 |
| +6.3 | Round 4 | BALKAN GOLD STAR | 28 | 3NT | ♣8 | +1 | +4 |
| +3.6 | Round 7 | ZHEJIANG JINGFAN | 20 | 1♥ | ♦3 | +1 | +6 |
| +3.3 | Round 6 | P D TIMES | 13 | 3♣ | ♥6 | = | +6 |
| +2.3 | Round 3 | AZURE | 19 | 4♠ | ♦K | = | +6 |
| +1.5 | Round 3 | AZURE | 18 | 3♠ | ♣A | -2 | +5 |
| +1.5 | Round 6 | P D TIMES | 10 | 2♦ | ♦6 | +2 | +0 |
| +1.3 | Round 3 | AZURE | 20 | 1NT | ♥Q | +2 | -1 |
| +1.0 | Round 4 | BALKAN GOLD STAR | 26 | 2♠ | ♥10 | -1 | +0 |
| +0.1 | Round 1 | LEBRON | 4 | 2♥ | ♦J | +1 | -10 |
| +0.1 | Round 4 | BALKAN GOLD STAR | 25 | 3NT | ♥Q | = | +0 |
| +0.0 | Round 1 | LEBRON | 5 | 2♠ | ♠2 | -1 | +1 |
| -0.1 | Round 6 | P D TIMES | 14 | 3♠ | ♠4 | +1 | -2 |
| -0.2 | Round 6 | P D TIMES | 8 | 2♥ | ♦K | -1 | +2 |
| -0.8 | Round 1 | LEBRON | 2 | 2♥ | ♦J | +3 | -10 |
| -0.8 | Round 4 | BALKAN GOLD STAR | 27 | 4♠ | ♦K | +2 | +11 |
| -1.3 | Round 3 | AZURE | 15 | 4♥ | ♠10 | +3 | +10 |
| -1.8 | Round 6 | P D TIMES | 11 | 3♣ | ♥6 | = | +0 |
| -2.7 | Round 1 | LEBRON | 3 | 2♥ | ♠K | +1 | +0 |
| -2.7 | Round 7 | ZHEJIANG JINGFAN | 15 | 4♠ | ♥4 | -1 | -12 |
| -2.8 | Round 1 | LEBRON | 7 | 3♠ | ♣8 | = | +0 |
| -2.8 | Round 4 | BALKAN GOLD STAR | 24 | 1NT | ♥5 | +2 | -2 |
| -3.9 | Round 3 | AZURE | 17 | 4♠ | ♣8 | -1 | -8 |
| -5.5 | Round 7 | ZHEJIANG JINGFAN | 19 | 1♥x | ♠3 | -2 | -5 |
| -5.7 | Round 3 | AZURE | 16 | 4♥ | ♦J | -1 | -10 |
| -5.7 | Round 4 | BALKAN GOLD STAR | 22 | 4♥ | ♦3 | = | -1 |
| -7.9 | Round 1 | LEBRON | 6 | 3NT | ♥4 | = | +0 |
| -8.4 | Round 4 | BALKAN GOLD STAR | 23 | 4♠ | ♥J | = | -10 |
| -8.9 | Round 7 | ZHEJIANG JINGFAN | 17 | 5♣x | ♥A | = | -4 |
| -11.0 | Round 1 | LEBRON | 1 | 4♠xx | ♦10 | = | -10 |
| -11.2 | Round 6 | P D TIMES | 9 | 4♥ | ♦K | = | -11 |
| -11.7 | Round 7 | ZHEJIANG JINGFAN | 16 | 4♠x | ♣10 | = | -12 |