🇨🇳 AI Yucheng · CHINA 1
vs par split: bidding +0.58 · play -0.57
Strength of schedule: opponents averaged -0.32/bd (an easy draw) → opponent-adjusted -0.59/bd
Card play — on target: opening leads 90.0% #3 of 42 · declarer play 78.9% #17 of 42 · defence 87.9% #5 of 42
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (5) | 86.7% (15) |
| Declarer play | 66.7% (3) | 81.2% (16) |
| Defence | 88.9% (9) | 87.5% (24) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 100.0% (6) · ♦ 100.0% (5) · ♣ 100.0% (4)
vs par by strain: NT +4.12 (16) · a suit -1.16 (56)
vs par by level: part-score -0.08 (25) · game +0.48 (42) · slam -3.40 (5)
By role: declaring -0.55/bd (-1.49 vs par · 39) · defending +0.06/bd (+1.79 vs par · 33)
By vulnerability: vulnerable +0.03/bd (-1.11 vs par · 36) · not vulnerable -0.56/bd (+1.14 vs par · 36)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | Y.Jin | R.Xiao – J.Yue | Closed | 12 | +3.8 | +0.32 | -0.33 |
| Quarterfinal | Y.Jin | A.Zhou – M.Hu | Closed | 12 | -26.9 | -2.24 | -1.92 |
| Quarterfinal | Y.Jin | A.Zhou – M.Hu | Closed | 12 | +10.3 | +0.86 | +2.25 |
| Semifinal | Y.Jin | O.Sabbah – D.Msika | Closed | 12 | +1.1 | +0.09 | +1.25 |
| Semifinal | Y.Jin | O.Sabbah – D.Msika | Open | 12 | -20.2 | -1.68 | -1.00 |
| Final | Y.Jin | M.Austad – A.Brogeland | Closed | 12 | +12.7 | +1.06 | -0.17 |
| Final | Y.Jin | A.Brogeland – K.Brekke | Closed | 0 | +0.0 | +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 |
|---|---|---|---|---|---|---|---|
| +11.0 | Quarterfinal | 🇺🇸 USA | 22 | 4♥ | ♣Q | -1 | +11 |
| +10.4 | Final | 🇳🇴 NORWAY | 19 | 3NT | ♠8 | +1 | +10 |
| +10.3 | Quarterfinal | 🇺🇸 USA | 7 | 4♥ | ♠9 | -3 | +14 |
| +9.4 | Semifinal | 🇮🇱 ISRAEL | 26 | 3NT | ♦7 | -1 | +13 |
| +8.4 | Quarterfinal | 🇺🇸 USA | 9 | 3NT | ♥J | -3 | +14 |
| +7.4 | Quarterfinal | 🇺🇸 USA | 10 | 6♣ | ♦3 | +1 | -13 |
| +6.3 | Quarterfinal | 🇺🇸 USA | 34 | 3♦ | ♣8 | = | +6 |
| +6.1 | Final | 🇳🇴 NORWAY | 24 | 3♣ | ♣6 | +1 | +7 |
| +4.6 | Quarterfinal | 🇺🇸 USA | 20 | 4♠x | ♦J | -1 | +0 |
| +4.1 | Semifinal | 🇮🇱 ISRAEL | 46 | 4♠ | ♣2 | = | -1 |
| +3.4 | Semifinal | 🇮🇱 ISRAEL | 25 | 1NT | ♠5 | -2 | -1 |
| +3.3 | Quarterfinal | 🇺🇸 USA | 25 | 3♥ | ♣4 | = | +1 |
| +3.3 | Semifinal | 🇮🇱 ISRAEL | 48 | 4♥ | ♣A | +1 | +8 |
| +3.1 | Quarterfinal | 🇺🇸 USA | 27 | 1NT | ♠10 | = | +5 |
| +3.1 | Quarterfinal | 🇺🇸 USA | 32 | 6♠ | ♦J | +1 | +11 |
| +2.7 | Final | 🇳🇴 NORWAY | 13 | 4♠ | ♦4 | +1 | +0 |
| +2.3 | Semifinal | 🇮🇱 ISRAEL | 30 | 4♠ | ♥J | = | +0 |
| +2.3 | Final | 🇳🇴 NORWAY | 14 | 4♠ | ♥5 | -2 | +0 |
| +2.3 | Final | 🇳🇴 NORWAY | 17 | 2♠ | ♥5 | -3 | +5 |
| +2.1 | Semifinal | 🇮🇱 ISRAEL | 45 | 3NT | ♦9 | -1 | +6 |
| +2.0 | Quarterfinal | 🇺🇸 USA | 5 | 6♦ | ♥6 | +1 | -2 |
| +2.0 | Quarterfinal | 🇺🇸 USA | 12 | 3♦ | ♣7 | +1 | +1 |
| +2.0 | Semifinal | 🇮🇱 ISRAEL | 47 | 3NT | ♠10 | +1 | +0 |
| +2.0 | Final | 🇳🇴 NORWAY | 15 | 4♠ | ♣A | +1 | +0 |
| +1.9 | Quarterfinal | 🇺🇸 USA | 17 | 2♥ | ♦7 | -1 | -10 |
| +1.3 | Quarterfinal | 🇺🇸 USA | 29 | 4♥ | ♣A | = | +0 |
| +1.1 | Quarterfinal | 🇺🇸 USA | 36 | 4♠ | ♥4 | -1 | +5 |
| +1.0 | Quarterfinal | 🇺🇸 USA | 28 | 4♥ | ♣8 | = | +9 |
| +1.0 | Semifinal | 🇮🇱 ISRAEL | 42 | 3NT | ♠J | +1 | +12 |
| +0.9 | Semifinal | 🇮🇱 ISRAEL | 29 | 2♠ | ♥A | -1 | +11 |
| +0.6 | Semifinal | 🇮🇱 ISRAEL | 35 | 4♠ | ♦10 | +1 | +1 |
| +0.4 | Quarterfinal | 🇺🇸 USA | 30 | 2♥ | ♣3 | = | +1 |
| +0.3 | Semifinal | 🇮🇱 ISRAEL | 36 | 1NT | ♥3 | +1 | +0 |
| +0.3 | Final | 🇳🇴 NORWAY | 21 | 3♠ | ♥9 | = | +0 |
| +0.1 | Quarterfinal | 🇺🇸 USA | 4 | 4♠ | ♣6 | = | +0 |
| -0.1 | Quarterfinal | 🇺🇸 USA | 16 | 5♦ | ♥J | = | -2 |
| -0.1 | Quarterfinal | 🇺🇸 USA | 18 | 3NT | ♥8 | -2 | +7 |
| -0.1 | Quarterfinal | 🇺🇸 USA | 23 | 5♣ | ♠4 | +2 | +10 |
| -0.3 | Semifinal | 🇮🇱 ISRAEL | 41 | 3NT | ♥Q | +2 | +0 |
| -0.4 | Final | 🇳🇴 NORWAY | 16 | 4♠ | ♣9 | -2 | -13 |
| -0.6 | Quarterfinal | 🇺🇸 USA | 1 | 4♠ | ♣8 | = | +0 |
| -0.6 | Quarterfinal | 🇺🇸 USA | 13 | 4♥ | ♠J | = | +0 |
| -0.6 | Quarterfinal | 🇺🇸 USA | 31 | 5♦ | ♣4 | +1 | -13 |
| -0.6 | Semifinal | 🇮🇱 ISRAEL | 27 | 4♠ | ♦J | = | +1 |
| -0.6 | Semifinal | 🇮🇱 ISRAEL | 31 | 4♥ | ♠2 | +1 | +0 |
| -0.7 | Semifinal | 🇮🇱 ISRAEL | 34 | 3NT | ♦4 | +1 | +0 |
| -1.4 | Final | 🇳🇴 NORWAY | 22 | 2♥ | ♦2 | +1 | -1 |
| -1.7 | Quarterfinal | 🇺🇸 USA | 6 | 2♥ | ♣K | -1 | +2 |
| -1.7 | Semifinal | 🇮🇱 ISRAEL | 40 | 4♥ | ♦7 | -1 | -6 |
| -2.0 | Quarterfinal | 🇺🇸 USA | 26 | 3♠ | ♥7 | = | +0 |
| -2.6 | Semifinal | 🇮🇱 ISRAEL | 44 | 4♠ | ♦5 | -1 | -4 |
| -2.7 | Final | 🇳🇴 NORWAY | 23 | 4♦ | ♥J | -2 | -6 |
| -2.9 | Semifinal | 🇮🇱 ISRAEL | 32 | 2♠ | ♦5 | -1 | -4 |
| -3.1 | Quarterfinal | 🇺🇸 USA | 3 | 4♠ | ♥Q | +1 | +0 |
| -3.3 | Quarterfinal | 🇺🇸 USA | 35 | 4♥ | ♠A | = | +0 |
| -3.4 | Quarterfinal | 🇺🇸 USA | 33 | 3♥ | ♣A | -1 | +2 |
| -3.7 | Semifinal | 🇮🇱 ISRAEL | 43 | 3♠ | ♦K | -1 | +1 |
| -4.3 | Final | 🇳🇴 NORWAY | 20 | 2♦ | ♦2 | -2 | -5 |
| -4.4 | Quarterfinal | 🇺🇸 USA | 8 | 4♠ | ♦Q | = | +0 |
| -4.6 | Final | 🇳🇴 NORWAY | 18 | 1NT | ♣4 | = | +1 |
| -5.4 | Semifinal | 🇮🇱 ISRAEL | 33 | 4♥ | ♦K | +3 | -17 |
| -5.4 | Semifinal | 🇮🇱 ISRAEL | 38 | 4♥x | ♠K | -1 | -12 |
| -5.6 | Semifinal | 🇮🇱 ISRAEL | 28 | 1NT | ♦7 | -1 | +11 |
| -7.0 | Quarterfinal | 🇺🇸 USA | 11 | 3♠x | ♦J | -3 | -8 |
| -7.1 | Quarterfinal | 🇺🇸 USA | 14 | 6♥ | ♠8 | +1 | -1 |
| -7.7 | Quarterfinal | 🇺🇸 USA | 24 | 3NT | ♠2 | -2 | -3 |
| -8.3 | Quarterfinal | 🇺🇸 USA | 19 | 5♦x | ♠6 | -2 | -12 |
| -8.3 | Semifinal | 🇮🇱 ISRAEL | 37 | 4♠x | ♥K | = | -4 |
| -9.4 | Quarterfinal | 🇺🇸 USA | 21 | 1NTx | ♠5 | -3 | -9 |
| -9.6 | Quarterfinal | 🇺🇸 USA | 2 | 3♥ | ♥3 | -1 | -12 |
| -10.7 | Semifinal | 🇮🇱 ISRAEL | 39 | 6♦ | ♥4 | = | -12 |
| -11.0 | Quarterfinal | 🇺🇸 USA | 15 | 4♠ | ♦10 | +2 | -14 |