🇨🇳 CAI Hanyu · CHINA
vs par split: bidding -1.21 · play -0.96
Strength of schedule: opponents averaged +0.16/bd (a tough draw) → opponent-adjusted -1.05/bd
Card play — on target: opening leads 100.0% · declarer play 90.9% · defence 66.7%
Bidding activity — not a pass: 54.2% (65/120)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 100.0% (4) |
| Declarer play | 100.0% (3) | 87.5% (8) |
| Defence | 100.0% (2) | 57.1% (7) |
Opening leads by suit led: ♠ 100.0% (3) · ♦ 100.0% (1) · ♣ 100.0% (2)
vs par by strain: NT +0.92 (12) · a suit -1.93 (30)
vs par by level: part-score -1.06 (18) · game -2.00 (21) · slam +4.67 (3)
By role: declaring -0.46/bd (-0.92 vs par · 26) · defending -2.44/bd (-1.44 vs par · 16)
By vulnerability: vulnerable -2.29/bd (-2.43 vs par · 21) · not vulnerable -0.13/bd (+0.19 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Semifinal | J.Chen | M.Hu – A.Zhou | Open | 14 | -16.3 | -1.16 | +1.00 |
| Semifinal | J.Chen | S.Pahk – M.Haas | Closed | 14 | -16.6 | -1.19 | -2.79 |
| Final | J.Chen | I.Moskovitz – D.Msika | Closed | 14 | -18.0 | -1.29 | -1.57 |
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 |
|---|---|---|---|---|---|---|---|
| +13.0 | Semifinal | 🇺🇸 USA2 | 56 | 4NT | ♠J | +2 | +13 |
| +9.7 | Semifinal | 🇺🇸 USA2 | 43 | 3♥x | ♣A | -2 | +2 |
| +6.7 | Semifinal | 🇺🇸 USA2 | 13 | 2NT | = | -1 | |
| +5.7 | Semifinal | 🇺🇸 USA2 | 3 | 2♠ | +1 | +7 | |
| +4.0 | Final | 🇮🇱 ISRAEL | 14 | 4♠x | ♦4 | -1 | +5 |
| +3.3 | Semifinal | 🇺🇸 USA2 | 53 | 2♥x | ♠Q | -1 | +5 |
| +3.3 | Final | 🇮🇱 ISRAEL | 3 | 5♥ | ♠K | +1 | +1 |
| +3.3 | Final | 🇮🇱 ISRAEL | 13 | 5♣x | ♦K | -1 | +0 |
| +3.0 | Final | 🇮🇱 ISRAEL | 11 | 2♥ | ♣5 | = | +9 |
| +2.7 | Semifinal | 🇺🇸 USA2 | 14 | 1NT | = | +5 | |
| +1.3 | Semifinal | 🇺🇸 USA2 | 5 | 3NT | = | +1 | |
| +1.3 | Semifinal | 🇺🇸 USA2 | 12 | 3♦ | -2 | -11 | |
| +1.0 | Semifinal | 🇺🇸 USA2 | 44 | 2♦ | ♣7 | +1 | -5 |
| +0.7 | Final | 🇮🇱 ISRAEL | 4 | 1NT | ♣2 | +1 | +0 |
| +0.3 | Semifinal | 🇺🇸 USA2 | 10 | 3NT | +1 | +0 | |
| +0.0 | Semifinal | 🇺🇸 USA2 | 1 | 4♠ | +1 | +0 | |
| +0.0 | Semifinal | 🇺🇸 USA2 | 6 | 4♥ | = | +7 | |
| +0.0 | Semifinal | 🇺🇸 USA2 | 11 | 4♥ | = | -1 | |
| -0.0 | Semifinal | 🇺🇸 USA2 | 45 | 3NT | ♦7 | = | -1 |
| -0.0 | Semifinal | 🇺🇸 USA2 | 49 | 4♠ | ♥J | = | +0 |
| -0.0 | Semifinal | 🇺🇸 USA2 | 54 | 4♥ | ♦T | +1 | +0 |
| +0.0 | Final | 🇮🇱 ISRAEL | 5 | 6NT | ♣9 | = | +0 |
| +0.0 | Final | 🇮🇱 ISRAEL | 7 | 4♠ | ♥9 | +1 | +1 |
| -0.3 | Semifinal | 🇺🇸 USA2 | 8 | 2♦ | +2 | +0 | |
| -1.3 | Semifinal | 🇺🇸 USA2 | 46 | 1NT | ♣7 | -2 | -5 |
| -1.7 | Final | 🇮🇱 ISRAEL | 2 | 2♥ | ♥2 | = | -1 |
| -2.3 | Semifinal | 🇺🇸 USA2 | 51 | 3♦ | ♠8 | +1 | +0 |
| -2.3 | Final | 🇮🇱 ISRAEL | 1 | 4♠ | ♦J | = | +0 |
| -3.0 | Semifinal | 🇺🇸 USA2 | 55 | 4♥ | ♠T | +2 | -11 |
| -3.3 | Final | 🇮🇱 ISRAEL | 9 | 4♥ | ♣K | = | -8 |
| -3.3 | Final | 🇮🇱 ISRAEL | 10 | 3♦ | ♠4 | +1 | +0 |
| -4.0 | Semifinal | 🇺🇸 USA2 | 4 | 3♥ | = | -8 | |
| -4.3 | Semifinal | 🇺🇸 USA2 | 52 | 3♥ | ♦K | -2 | +1 |
| -5.3 | Semifinal | 🇺🇸 USA2 | 2 | 6NT | = | +10 | |
| -5.7 | Semifinal | 🇺🇸 USA2 | 50 | 4♥ | ♦Q | -2 | -12 |
| -5.7 | Final | 🇮🇱 ISRAEL | 12 | 2♠ | ♦A | -1 | -5 |
| -7.3 | Final | 🇮🇱 ISRAEL | 6 | 5♥ | ♦A | -1 | -10 |
| -8.7 | Final | 🇮🇱 ISRAEL | 8 | 5♠ | ♥J | -1 | -14 |
| -11.0 | Semifinal | 🇺🇸 USA2 | 7 | 3NT | = | +1 | |
| -12.0 | Semifinal | 🇺🇸 USA2 | 48 | 1NTxx | ♠4 | = | -12 |
| -13.7 | Semifinal | 🇺🇸 USA2 | 9 | 6♠xx | = | +4 | |
| -15.0 | Semifinal | 🇺🇸 USA2 | 47 | 4♠xx | ♦K | +1 | -14 |