🇺🇸 JENG Richard · USA1
39rank
-95.2Butler · 88 bds
-1.08per board
±5.3swing
-1.88vs par /bd · #19/20
-0.06adjusted /bd
by round
vs par split: bidding -1.37 · play -0.41
Strength of schedule: opponents averaged +1.02/bd (a tough draw) → opponent-adjusted -0.06/bd
Card play — on target: opening leads 47.1% #20 of 20 · declarer play 66.7% #16 of 20 · defence 80.0% #17 of 20
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 16.7% (6) | 63.6% (11) |
| Declarer play | 33.3% (3) | 77.8% (9) |
| Defence | 72.7% (11) | 83.3% (24) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 33.3% (9) · ♦ 66.7% (6) · ♣ 0.0% (1)
vs par by strain: NT -2.90 (19) · a suit -1.42 (41)
vs par by level: part-score -1.46 (11) · game -2.07 (45) · slam -1.00 (4)
By role: declaring +0.28/bd (-3.12 vs par · 38) · defending -2.12/bd (-1.06 vs par · 50)
By vulnerability: vulnerable -1.81/bd (-2.73 vs par · 30) · not vulnerable -0.70/bd (-1.03 vs par · 58)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | A.Jeng | D.Braun – R.Cooper | Closed | 14 | +14.3 | +1.02 | · |
| Quarterfinal | A.Jeng | D.Braun – R.Cooper | Open | 14 | -21.1 | -1.51 | · |
| Semifinal | A.Jeng | A.Asulin – H.Levi | Closed | 14 | +9.3 | +0.66 | -4.43 |
| Semifinal | A.Jeng | Y.Ben David – D.Hershfang | Open | 14 | -31.3 | -2.24 | -1.71 |
| Final | A.Jeng | M.Gulczynski – M.Klukowski | Open | 16 | -57.7 | -3.61 | -3.12 |
| Final | A.Jeng | M.Gulczynski – M.Klukowski | Closed | 16 | -8.7 | -0.54 | +1.44 |
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 |
|---|---|---|---|---|---|---|---|
| +11.7 | Final | 🇵🇱 POLAND | 43 | 6♠ | ♥7 | = | +0 |
| +10.3 | Final | 🇵🇱 POLAND | 48 | 4♥ | ♠K | -1 | +12 |
| +10.0 | Semifinal | 🇮🇱 ISRAEL | 18 | 3NT | ♥2 | +1 | +0 |
| +9.7 | Quarterfinal | 🇦🇺 AUSTRALIA | 2 | 4♠ | ♥3 | = | · |
| +9.0 | Quarterfinal | 🇦🇺 AUSTRALIA | 13 | 5♦x | ♥3 | = | · |
| +6.9 | Quarterfinal | 🇦🇺 AUSTRALIA | 11 | 3NT | ♥3 | -3 | · |
| +6.7 | Semifinal | 🇮🇱 ISRAEL | 8 | 4♠ | ♦A | = | +3 |
| +6.0 | Semifinal | 🇮🇱 ISRAEL | 2 | 4♠x | ♦J | -1 | +7 |
| +6.0 | Semifinal | 🇮🇱 ISRAEL | 21 | 5♥x | ♠6 | = | +8 |
| +5.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 1 | 4♥x | ♠2 | = | · |
| +5.1 | Quarterfinal | 🇦🇺 AUSTRALIA | 10 | 3♦x | ♥K | = | · |
| +5.0 | Semifinal | 🇮🇱 ISRAEL | 3 | 3NT | ♥T | +3 | -13 |
| +4.0 | Semifinal | 🇮🇱 ISRAEL | 6 | 4♠ | ♦A | -2 | -9 |
| +4.0 | Final | 🇵🇱 POLAND | 35 | 4♠ | ♣A | -2 | +7 |
| +3.3 | Quarterfinal | 🇦🇺 AUSTRALIA | 35 | 3♦ | ♥A | -1 | · |
| +3.3 | Final | 🇵🇱 POLAND | 1 | 4♠ | ♣5 | +2 | -1 |
| +3.3 | Final | 🇵🇱 POLAND | 14 | 3NT | ♠9 | +1 | +0 |
| +3.3 | Final | 🇵🇱 POLAND | 37 | 4♠ | ♥Q | -2 | +6 |
| +2.9 | Quarterfinal | 🇦🇺 AUSTRALIA | 6 | 4♠ | ♦K | +3 | · |
| +2.7 | Quarterfinal | 🇦🇺 AUSTRALIA | 38 | 4♥ | ♠2 | +1 | · |
| +2.0 | Final | 🇵🇱 POLAND | 13 | 3♣ | ♦K | = | -1 |
| +2.0 | Final | 🇵🇱 POLAND | 42 | 3♦ | ♣K | = | -1 |
| +2.0 | Final | 🇵🇱 POLAND | 46 | 4♠ | ♦6 | -1 | -5 |
| +1.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 32 | 3♠ | ♣2 | = | · |
| +1.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 36 | 2♥ | ♣4 | +1 | · |
| +1.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 41 | 2NT | ♣5 | -1 | · |
| +1.3 | Semifinal | 🇮🇱 ISRAEL | 15 | 4♥ | ♣7 | +1 | +0 |
| +1.1 | Quarterfinal | 🇦🇺 AUSTRALIA | 29 | 2NT | ♣4 | +1 | · |
| +1.0 | Semifinal | 🇮🇱 ISRAEL | 14 | 3NT | ♣6 | +2 | +0 |
| +1.0 | Final | 🇵🇱 POLAND | 11 | 2♥ | ♦9 | +2 | +7 |
| +0.7 | Semifinal | 🇮🇱 ISRAEL | 28 | 2♥ | ♦K | +2 | -2 |
| +0.3 | Semifinal | 🇮🇱 ISRAEL | 1 | 4♥ | ♦5 | +1 | +0 |
| +0.3 | Final | 🇵🇱 POLAND | 34 | 6♦ | ♦9 | +1 | +11 |
| +0.1 | Quarterfinal | 🇦🇺 AUSTRALIA | 14 | 2♦ | ♥3 | -1 | · |
| -0.0 | Quarterfinal | 🇦🇺 AUSTRALIA | 4 | 6NT | ♣2 | = | · |
| -0.0 | Semifinal | 🇮🇱 ISRAEL | 5 | 4♥ | ♦7 | = | -8 |
| -0.0 | Semifinal | 🇮🇱 ISRAEL | 7 | 2♥ | ♥J | +3 | -9 |
| -0.0 | Semifinal | 🇮🇱 ISRAEL | 11 | 2♣ | ♠5 | = | -5 |
| -0.0 | Final | 🇵🇱 POLAND | 3 | 4♥ | ♣2 | +2 | -1 |
| +0.0 | Final | 🇵🇱 POLAND | 33 | 4♠ | ♥3 | +1 | +0 |
| +0.0 | Final | 🇵🇱 POLAND | 41 | 4♠ | ♥3 | +1 | +0 |
| +0.0 | Final | 🇵🇱 POLAND | 45 | 3NT | ♥2 | = | +13 |
| -0.7 | Semifinal | 🇮🇱 ISRAEL | 4 | 4♠ | ♥T | +2 | -1 |
| -0.7 | Final | 🇵🇱 POLAND | 2 | 4♠ | ♦8 | = | +0 |
| -1.0 | Semifinal | 🇮🇱 ISRAEL | 20 | 4♥ | ♠9 | = | +6 |
| -1.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 5 | 3NT | ♣9 | +1 | · |
| -1.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 42 | 3♠ | ♥K | = | · |
| -1.6 | Quarterfinal | 🇦🇺 AUSTRALIA | 3 | 3♠ | ♥8 | -2 | · |
| -1.7 | Semifinal | 🇮🇱 ISRAEL | 9 | 3NT | ♦2 | +2 | -1 |
| -1.7 | Semifinal | 🇮🇱 ISRAEL | 23 | 3♥ | ♦K | -2 | +9 |
| -2.0 | Final | 🇵🇱 POLAND | 6 | 1♠ | ♥9 | +1 | -6 |
| -2.0 | Final | 🇵🇱 POLAND | 44 | 5♣ | ♠A | -1 | +5 |
| -2.3 | Semifinal | 🇮🇱 ISRAEL | 10 | 3♠x | ♥Q | -1 | -10 |
| -2.3 | Semifinal | 🇮🇱 ISRAEL | 26 | 3NT | ♠Q | +1 | +0 |
| -2.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 34 | 2♠ | ♥8 | +1 | · |
| -2.9 | Quarterfinal | 🇦🇺 AUSTRALIA | 33 | 3♦ | ♦3 | +2 | · |
| -3.0 | Quarterfinal | 🇦🇺 AUSTRALIA | 39 | 3NT | ♠Q | +1 | · |
| -3.0 | Final | 🇵🇱 POLAND | 9 | 4♥ | ♠J | = | +0 |
| -3.1 | Quarterfinal | 🇦🇺 AUSTRALIA | 30 | 6♠ | ♦J | = | · |
| -3.3 | Semifinal | 🇮🇱 ISRAEL | 25 | 4♥ | ♦J | -1 | -8 |
| -3.3 | Final | 🇵🇱 POLAND | 12 | 4♥ | ♦9 | = | +0 |
| -3.3 | Final | 🇵🇱 POLAND | 16 | 3NT | ♥J | -2 | -7 |
| -3.7 | Quarterfinal | 🇦🇺 AUSTRALIA | 40 | 6♦ | ♣A | = | · |
| -4.0 | Quarterfinal | 🇦🇺 AUSTRALIA | 9 | 2NT | ♥3 | +1 | · |
| -4.0 | Semifinal | 🇮🇱 ISRAEL | 19 | 3NT | ♠2 | +1 | -1 |
| -4.0 | Final | 🇵🇱 POLAND | 4 | 3NT | ♣J | -1 | -12 |
| -4.0 | Final | 🇵🇱 POLAND | 36 | 3NT | ♥6 | +3 | -2 |
| -4.1 | Quarterfinal | 🇦🇺 AUSTRALIA | 8 | 3NT | ♣10 | -1 | · |
| -4.3 | Semifinal | 🇮🇱 ISRAEL | 13 | 6♠ | ♦2 | -1 | -15 |
| -4.7 | Semifinal | 🇮🇱 ISRAEL | 12 | 3NT | ♥6 | +1 | -1 |
| -5.0 | Semifinal | 🇮🇱 ISRAEL | 16 | 4♥ | ♠7 | -2 | -7 |
| -5.3 | Final | 🇵🇱 POLAND | 47 | 2NT | ♥3 | = | +7 |
| -6.0 | Quarterfinal | 🇦🇺 AUSTRALIA | 37 | 5♠ | ♥4 | = | · |
| -6.3 | Quarterfinal | 🇦🇺 AUSTRALIA | 12 | 6♠ | ♣3 | +1 | · |
| -6.3 | Final | 🇵🇱 POLAND | 10 | 3NT | ♥8 | = | +0 |
| -7.0 | Semifinal | 🇮🇱 ISRAEL | 24 | 1NT | ♥2 | = | -5 |
| -7.4 | Quarterfinal | 🇦🇺 AUSTRALIA | 7 | 6♠ | ♦K | = | · |
| -8.0 | Semifinal | 🇮🇱 ISRAEL | 17 | 3NT | ♠A | = | -3 |
| -8.3 | Semifinal | 🇮🇱 ISRAEL | 22 | 4♠ | ♥T | -1 | -10 |
| -8.3 | Final | 🇵🇱 POLAND | 40 | 4♥x | ♦5 | -2 | -9 |
| -8.7 | Semifinal | 🇮🇱 ISRAEL | 27 | 4♠x | ♣K | = | -11 |
| -9.9 | Quarterfinal | 🇦🇺 AUSTRALIA | 31 | 3NT | ♣A | -3 | · |
| -10.0 | Final | 🇵🇱 POLAND | 5 | 4NT | ♦Q | -1 | -11 |
| -10.0 | Final | 🇵🇱 POLAND | 39 | 4♥ | ♦Q | = | -10 |
| -10.7 | Final | 🇵🇱 POLAND | 8 | 3NT | +1 | -8 | |
| -11.0 | Final | 🇵🇱 POLAND | 7 | 4♠ | ♣A | = | -10 |
| -12.7 | Final | 🇵🇱 POLAND | 38 | 3NT | ♥4 | = | -11 |
| -13.0 | Final | 🇵🇱 POLAND | 15 | 6♠ | ♠7 | = | +0 |