VON ARNIM Daniela · DANGERS AND A HAZARD
vs par split: bidding -1.17 · play -0.12
Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted -0.25/bd
Card play — on target: opening leads 80.0% #87 of 196 · declarer play 85.7% #37 of 196 · defence 90.0% #44 of 196
Bidding activity — not a pass: 44.9% #82 of 196 (114/254)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (3) | 75.0% (12) |
| Declarer play | 75.0% (4) | 88.2% (17) |
| Defence | 77.8% (9) | 93.5% (31) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 50.0% (2) · ♦ 71.4% (7) · ♣ 100.0% (2)
vs par by strain: NT -2.78 (18) · a suit -0.88 (66)
vs par by level: part-score -1.57 (35) · game -0.39 (41) · slam -4.62 (8)
By role: declaring +0.00/bd (-3.66 vs par · 44) · defending -0.65/bd (+1.32 vs par · 40)
By vulnerability: vulnerable +0.02/bd (-1.81 vs par · 42) · not vulnerable -0.64/bd (-0.76 vs par · 42)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | P.Gruenke | J.Chen – J.Zhang | Closed | 14 | -3.4 | -0.24 | -1.43 |
| Round 4 | P.Gruenke | B.Platnick – K.Rosenberg | Closed | 14 | -23.6 | -1.69 | -2.14 |
| Round 5 | P.Gruenke | S.Clementsson – K.Bertheau | Open | 14 | -11.1 | -0.79 | -2.50 |
| Round 6 | P.Gruenke | M.Krasnosselski – M.Feofanov | Open | 14 | -2.6 | -0.19 | -1.14 |
| Round 7 | P.Gruenke | Y.Huang – S.Sun | Open | 14 | -6.2 | -0.44 | -0.14 |
| Round 8 | P.Gruenke | C.Hui – J.Chiang | Closed | 14 | +20.8 | +1.49 | -0.36 |
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 |
|---|---|---|---|---|---|---|---|
| +10.5 | Round 7 | GX2S | 4 | 3NT | ♥2 | -2 | +13 |
| +9.1 | Round 3 | CHINA 2 | 7 | 3NT | ♣5 | +3 | -9 |
| +6.8 | Round 7 | GX2S | 13 | 4♥ | ♠A | +1 | +1 |
| +5.9 | Round 6 | JUSTJUMP | 26 | 4♥ | ♠T | = | +0 |
| +5.7 | Round 5 | SWIMMING DRAGONS | 5 | 4♥ | ♠K | -1 | +12 |
| +5.0 | Round 6 | JUSTJUMP | 20 | 5♦ | ♥K | = | +0 |
| +4.4 | Round 4 | ROSENBERG | 22 | 3NT | ♦T | +2 | +2 |
| +4.2 | Round 8 | RILAKKUMA | 15 | 6♥ | ♥4 | = | +0 |
| +4.0 | Round 8 | RILAKKUMA | 17 | 6♠ | ♦7 | = | -11 |
| +3.7 | Round 3 | CHINA 2 | 12 | 4♥ | ♠K | +3 | +10 |
| +3.3 | Round 5 | SWIMMING DRAGONS | 8 | 4♠ | ♦T | = | +0 |
| +3.1 | Round 8 | RILAKKUMA | 19 | 6♦ | ♠4 | +1 | +0 |
| +2.8 | Round 6 | JUSTJUMP | 25 | 2♠ | ♦9 | -1 | +5 |
| +2.6 | Round 8 | RILAKKUMA | 21 | 7♥ | ♣3 | = | +0 |
| +2.5 | Round 3 | CHINA 2 | 8 | 2NT | ♠J | -3 | +2 |
| +2.3 | Round 4 | ROSENBERG | 18 | 2♠ | ♣8 | = | +1 |
| +2.3 | Round 6 | JUSTJUMP | 15 | 4♠x | ♥A | -1 | +1 |
| +2.1 | Round 3 | CHINA 2 | 10 | 6♠ | ♣K | +1 | -13 |
| +2.1 | Round 8 | RILAKKUMA | 26 | 4♥ | ♣5 | = | +0 |
| +2.0 | Round 7 | GX2S | 5 | 4♥ | ♦8 | = | +1 |
| +1.6 | Round 4 | ROSENBERG | 17 | 4♣ | ♦4 | +1 | +2 |
| +1.6 | Round 5 | SWIMMING DRAGONS | 2 | 4♠ | ♣5 | -2 | +7 |
| +1.4 | Round 8 | RILAKKUMA | 28 | 2♠ | ♦A | -1 | -1 |
| +1.3 | Round 5 | SWIMMING DRAGONS | 13 | 3♣ | ♥Q | = | +0 |
| +1.3 | Round 5 | SWIMMING DRAGONS | 14 | 3♠ | ♥Q | -1 | +4 |
| +1.3 | Round 7 | GX2S | 11 | 4♠ | ♦K | -1 | +4 |
| +1.2 | Round 8 | RILAKKUMA | 18 | 5♣ | ♦6 | +1 | +13 |
| +1.1 | Round 6 | JUSTJUMP | 23 | 3NT | ♥J | = | +0 |
| +1.1 | Round 8 | RILAKKUMA | 20 | 2♥ | ♠2 | = | +0 |
| +1.0 | Round 8 | RILAKKUMA | 23 | 2♥ | ♦J | = | +1 |
| +1.0 | Round 8 | RILAKKUMA | 25 | 2♦ | ♠Q | -2 | +5 |
| +0.9 | Round 4 | ROSENBERG | 24 | 4♥ | ♦J | +1 | +0 |
| +0.7 | Round 8 | RILAKKUMA | 22 | 1NT | ♠J | +1 | +0 |
| +0.6 | Round 3 | CHINA 2 | 4 | 2♣ | ♦7 | +1 | +0 |
| +0.6 | Round 8 | RILAKKUMA | 16 | 3NT | ♦4 | = | +1 |
| +0.5 | Round 6 | JUSTJUMP | 16 | 3♦ | ♥A | = | +0 |
| +0.4 | Round 7 | GX2S | 7 | 3NT | ♦4 | = | +1 |
| +0.3 | Round 4 | ROSENBERG | 23 | 6♠ | ♦A | = | +0 |
| +0.3 | Round 7 | GX2S | 14 | 4♠ | ♥5 | +2 | +11 |
| +0.2 | Round 4 | ROSENBERG | 20 | 3♣ | ♠7 | +1 | +0 |
| +0.2 | Round 6 | JUSTJUMP | 17 | 4♠ | ♣5 | = | -1 |
| +0.1 | Round 5 | SWIMMING DRAGONS | 1 | 3♠ | ♥2 | -1 | -2 |
| -0.0 | Round 8 | RILAKKUMA | 27 | 4♥ | ♣6 | +2 | -11 |
| -0.1 | Round 6 | JUSTJUMP | 27 | 3♥ | ♠K | -2 | -1 |
| -0.2 | Round 3 | CHINA 2 | 2 | 4♠ | ♥3 | -1 | +5 |
| -0.2 | Round 3 | CHINA 2 | 3 | 2♥ | ♥4 | +2 | +2 |
| -0.2 | Round 4 | ROSENBERG | 19 | 2♥ | ♣2 | = | -7 |
| -0.4 | Round 3 | CHINA 2 | 14 | 5♠ | ♦3 | = | +0 |
| -0.5 | Round 4 | ROSENBERG | 16 | 3♥ | ♠A | -1 | +2 |
| -0.5 | Round 7 | GX2S | 12 | 4♠ | ♦T | = | +0 |
| -0.7 | Round 6 | JUSTJUMP | 21 | 2♠ | ♥K | +1 | -6 |
| -0.8 | Round 6 | JUSTJUMP | 24 | 1NT | ♣5 | = | -7 |
| -0.9 | Round 4 | ROSENBERG | 21 | 2♥ | ♦T | +1 | +6 |
| -0.9 | Round 7 | GX2S | 6 | 1♠ | ♣5 | -1 | -5 |
| -0.9 | Round 7 | GX2S | 10 | 2♠ | ♣8 | -1 | +0 |
| -1.0 | Round 3 | CHINA 2 | 9 | 4♠ | ♣A | -3 | -1 |
| -1.1 | Round 4 | ROSENBERG | 15 | 2♦ | ♦T | = | -5 |
| -1.2 | Round 6 | JUSTJUMP | 19 | 1NT | ♦A | = | +2 |
| -1.2 | Round 7 | GX2S | 9 | 4♠ | ♣3 | = | +0 |
| -1.3 | Round 5 | SWIMMING DRAGONS | 6 | 2NT | ♣4 | = | -12 |
| -1.4 | Round 3 | CHINA 2 | 11 | 2♣ | ♥Q | -1 | +2 |
| -1.5 | Round 5 | SWIMMING DRAGONS | 4 | 4♥ | ♣9 | +1 | -13 |
| -1.6 | Round 3 | CHINA 2 | 1 | 2♥ | ♦Q | +2 | -1 |
| -1.7 | Round 5 | SWIMMING DRAGONS | 3 | 3NT | ♠T | +2 | -1 |
| -1.7 | Round 5 | SWIMMING DRAGONS | 11 | 4♥ | ♠T | +1 | +0 |
| -2.0 | Round 5 | SWIMMING DRAGONS | 12 | 4♠ | ♦2 | +1 | +0 |
| -2.2 | Round 8 | RILAKKUMA | 24 | 1NT | ♠4 | +2 | -2 |
| -2.3 | Round 4 | ROSENBERG | 26 | 5♥x | ♠K | -1 | -9 |
| -2.3 | Round 7 | GX2S | 1 | 3♠ | ♥Q | = | -1 |
| -2.3 | Round 7 | GX2S | 3 | 4♥ | ♣4 | = | +0 |
| -3.0 | Round 3 | CHINA 2 | 5 | 4♥ | ♠A | = | +0 |
| -3.3 | Round 6 | JUSTJUMP | 18 | 3NT | ♥5 | = | +0 |
| -4.2 | Round 5 | SWIMMING DRAGONS | 7 | 3NT | ♦6 | -2 | -8 |
| -4.9 | Round 3 | CHINA 2 | 6 | 3♦ | ♠6 | +1 | -7 |
| -5.4 | Round 5 | SWIMMING DRAGONS | 9 | 3NT | ♥J | -1 | -12 |
| -5.9 | Round 6 | JUSTJUMP | 22 | 4♥ | ♣J | -2 | -8 |
| -6.6 | Round 5 | SWIMMING DRAGONS | 10 | 1NT | ♦J | +2 | -10 |
| -6.7 | Round 4 | ROSENBERG | 27 | 3NT | ♠7 | +2 | -10 |
| -8.2 | Round 7 | GX2S | 2 | 4♥ | ♣K | +3 | -14 |
| -8.4 | Round 6 | JUSTJUMP | 28 | 4♠ | ♣9 | = | -1 |
| -8.7 | Round 3 | CHINA 2 | 13 | 2♦ | ♥Q | -2 | -10 |
| -9.5 | Round 4 | ROSENBERG | 25 | 6♠ | ♥T | = | +0 |
| -11.2 | Round 7 | GX2S | 8 | 6♣x | ♦A | = | -13 |
| -12.1 | Round 4 | ROSENBERG | 28 | 3♦x | ♣8 | -3 | -12 |