JANSMA Jan · GUPTA
vs par split: bidding +0.43 · play +0.15
Strength of schedule: opponents averaged +0.15/bd (a tough draw) → opponent-adjusted +0.27/bd
Card play — on target: opening leads 60.0% #436 of 476 · declarer play 87.5% #68 of 478 · defence 81.4% #362 of 478
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 40.0% (10) | 80.0% (10) |
| Declarer play | 100.0% (4) | 83.3% (12) |
| Defence | 90.5% (21) | 72.7% (22) |
Opening leads by suit led: ♠ 83.3% (6) · ♥ 62.5% (8) · ♦ 50.0% (2) · ♣ 25.0% (4)
vs par by strain: NT +1.87 (31) · a suit -0.25 (48)
vs par by level: part-score +1.04 (27) · game +0.43 (44) · slam -0.12 (8)
By role: declaring +1.24/bd (-0.33 vs par · 36) · defending -0.79/bd (+1.39 vs par · 44)
By vulnerability: vulnerable -0.31/bd (+0.78 vs par · 40) · not vulnerable +0.56/bd (+0.45 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Z.Mahmood | S.Bloom – J.Juster | Closed | 10 | -17.1 | -1.71 | +0.70 |
| Round 3 | Z.Mahmood | P.Mathieu – L.Soudan | Closed | 10 | +1.5 | +0.15 | +0.40 |
| Round 4 | Z.Mahmood | T.Jiang – X.Zhang | Open | 10 | +6.0 | +0.60 | +1.20 |
| Round 5 | Z.Mahmood | E.Jones – T.Paske | Open | 10 | +1.5 | +0.15 | -1.70 |
| Round 7 | Z.Mahmood | O.Saur – G.Brekka | Open | 10 | +17.6 | +1.76 | -0.10 |
| Round 8 | Z.Mahmood | T.Forrester – C.Lorenzini | Open | 10 | +4.6 | +0.46 | +2.50 |
| Round 9 | Z.Mahmood | M.Kamil – R.Coren | Open | 10 | +6.3 | +0.63 | +1.20 |
| Round 10 | Z.Mahmood | L.Stansby – M.Dunitz | Closed | 10 | -10.3 | -1.03 | +0.70 |
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 |
|---|---|---|---|---|---|---|---|
| +8.9 | Round 3 | GUADELOUPE | 3 | 3NT | ♥3 | = | +11 |
| +8.7 | Round 3 | GUADELOUPE | 2 | 4♠ | ♦J | = | +8 |
| +8.5 | Round 7 | GILLIS | 11 | 3NT | ♣6 | = | +7 |
| +8.3 | Round 9 | STRUL | 11 | 1♠ | ♥J | -1 | +10 |
| +7.8 | Round 10 | ROBINSON | 26 | 2♣ | ♠5 | = | +11 |
| +6.9 | Round 4 | JINSHUO | 14 | 4♠ | ♦3 | -1 | +10 |
| +6.9 | Round 8 | FROGS | 1 | 3NT | ♥5 | -2 | +6 |
| +5.7 | Round 5 | ALLFREY | 21 | 6♣ | ♥A | = | -2 |
| +5.7 | Round 8 | FROGS | 9 | 2NT | ♠A | -4 | +6 |
| +5.1 | Round 4 | JINSHUO | 13 | 2NT | ♥A | -2 | +8 |
| +4.3 | Round 3 | GUADELOUPE | 4 | 2♦ | ♠Q | = | +5 |
| +3.6 | Round 1 | JUSTER | 6 | 3NT | ♣5 | +1 | +0 |
| +3.6 | Round 7 | GILLIS | 19 | 4♥ | ♦A | = | +0 |
| +3.5 | Round 9 | STRUL | 18 | 3NT | ♥2 | -1 | +6 |
| +3.4 | Round 1 | JUSTER | 10 | 5♣x | ♦4 | -2 | +4 |
| +3.3 | Round 4 | JINSHUO | 12 | 3♠ | ♣3 | = | +1 |
| +3.1 | Round 8 | FROGS | 4 | 4♥ | ♠10 | -1 | +6 |
| +3.0 | Round 4 | JINSHUO | 11 | 5♣ | ♦K | = | -1 |
| +3.0 | Round 9 | STRUL | 17 | 5♥ | ♠4 | = | +0 |
| +2.5 | Round 1 | JUSTER | 7 | 3NT | ♠7 | = | +0 |
| +1.8 | Round 7 | GILLIS | 17 | 2♥ | ♠6 | = | +0 |
| +1.6 | Round 4 | JINSHUO | 20 | 2♠ | ♦A | = | +5 |
| +1.6 | Round 8 | FROGS | 3 | 3NT | ♦J | -1 | +12 |
| +1.6 | Round 8 | FROGS | 10 | 3NT | ♥2 | -1 | +0 |
| +1.5 | Round 7 | GILLIS | 16 | 6♠ | ♥Q | = | -11 |
| +1.3 | Round 7 | GILLIS | 15 | 4♥ | ♣K | = | +0 |
| +1.2 | Round 7 | GILLIS | 12 | 1NT | ♦7 | +2 | +1 |
| +1.1 | Round 5 | ALLFREY | 24 | 6♦ | ♣K | = | -2 |
| +1.1 | Round 10 | ROBINSON | 23 | 5♦ | ♣A | -1 | +1 |
| +0.9 | Round 3 | GUADELOUPE | 1 | 1NT | ♣5 | = | -1 |
| +0.9 | Round 8 | FROGS | 5 | 5♣ | ♦A | = | -2 |
| +0.8 | Round 5 | ALLFREY | 28 | Pass | +3 | ||
| +0.6 | Round 9 | STRUL | 12 | 6♦ | ♦8 | = | +2 |
| +0.5 | Round 7 | GILLIS | 13 | 6♠ | ♥J | +1 | +8 |
| +0.5 | Round 8 | FROGS | 6 | 3NT | ♥5 | = | +0 |
| +0.5 | Round 10 | ROBINSON | 29 | 3NT | ♥3 | +1 | +0 |
| +0.4 | Round 4 | JINSHUO | 16 | 1NT | ♥5 | -1 | +0 |
| +0.4 | Round 9 | STRUL | 19 | 1NT | ♠A | +1 | +0 |
| +0.2 | Round 5 | ALLFREY | 29 | 3NT | ♣7 | +1 | +1 |
| +0.2 | Round 7 | GILLIS | 20 | 1NT | ♦2 | -1 | +1 |
| -0.0 | Round 1 | JUSTER | 5 | 2♦ | ♠2 | -1 | +5 |
| +0.0 | Round 3 | GUADELOUPE | 9 | 3NT | ♠7 | = | +1 |
| -0.0 | Round 5 | ALLFREY | 26 | 2♠ | ♦J | = | +1 |
| +0.0 | Round 5 | ALLFREY | 30 | 4♠ | ♣8 | = | +0 |
| -0.1 | Round 3 | GUADELOUPE | 7 | 3NT | ♠3 | +1 | +0 |
| -0.2 | Round 10 | ROBINSON | 28 | 3♥ | ♣J | -1 | -2 |
| -0.3 | Round 9 | STRUL | 16 | 5♥ | ♠A | = | -4 |
| -0.4 | Round 5 | ALLFREY | 22 | 2♠ | ♥3 | = | +0 |
| -0.5 | Round 7 | GILLIS | 14 | 3♠ | ♠Q | +3 | -8 |
| -0.5 | Round 7 | GILLIS | 18 | 3NT | ♥5 | +1 | +1 |
| -0.6 | Round 5 | ALLFREY | 25 | 3NT | ♥5 | +2 | -1 |
| -1.0 | Round 4 | JINSHUO | 18 | 2♥ | ♣5 | +1 | -1 |
| -1.0 | Round 5 | ALLFREY | 27 | 2♥ | ♣A | -1 | -5 |
| -1.1 | Round 9 | STRUL | 20 | 3NT | ♥2 | +3 | +13 |
| -1.2 | Round 8 | FROGS | 2 | 1NT | ♥6 | +2 | +6 |
| -1.2 | Round 10 | ROBINSON | 24 | 6NT | ♠J | = | +0 |
| -1.2 | Round 10 | ROBINSON | 25 | 5♦ | ♦7 | = | -2 |
| -1.4 | Round 1 | JUSTER | 8 | 4♠x | ♥Q | -2 | +3 |
| -1.8 | Round 9 | STRUL | 13 | 2♣x | ♠Q | -2 | -4 |
| -1.8 | Round 10 | ROBINSON | 21 | 3NT | ♣2 | +1 | -1 |
| -1.9 | Round 1 | JUSTER | 2 | 3♥ | ♦10 | = | +0 |
| -2.1 | Round 9 | STRUL | 14 | 3NT | ♦8 | -1 | -5 |
| -2.4 | Round 3 | GUADELOUPE | 6 | 3♣ | ♥10 | = | +0 |
| -2.4 | Round 10 | ROBINSON | 30 | 2♥ | ♣10 | +1 | -1 |
| -3.1 | Round 1 | JUSTER | 3 | 6♠ | ♥7 | = | +11 |
| -3.2 | Round 3 | GUADELOUPE | 8 | 3♣ | ♣6 | = | -5 |
| -3.3 | Round 4 | JINSHUO | 17 | 3NT | ♦4 | +2 | -1 |
| -3.5 | Round 3 | GUADELOUPE | 5 | 3♥ | ♦K | -1 | -5 |
| -3.8 | Round 1 | JUSTER | 1 | 4♠ | ♥J | -1 | -5 |
| -4.0 | Round 4 | JINSHUO | 19 | 4♥ | ♠A | -1 | -5 |
| -4.2 | Round 9 | STRUL | 15 | 5♥x | ♠K | -1 | -6 |
| -4.3 | Round 5 | ALLFREY | 23 | 4♠ | ♣5 | -2 | -12 |
| -5.2 | Round 8 | FROGS | 8 | 4♠ | ♦A | -1 | -5 |
| -5.8 | Round 1 | JUSTER | 9 | 5♦x | ♣7 | = | -4 |
| -6.0 | Round 4 | JINSHUO | 15 | 5♦x | ♥2 | = | -4 |
| -6.0 | Round 10 | ROBINSON | 22 | 3NT | ♣Q | +1 | +1 |
| -6.9 | Round 10 | ROBINSON | 27 | 4♥ | ♥3 | = | +0 |
| -9.3 | Round 8 | FROGS | 7 | 3NTx | ♥10 | = | -4 |
| -10.6 | Round 1 | JUSTER | 4 | 6♣ | ♠4 | = | -7 |
| -12.1 | Round 3 | GUADELOUPE | 10 | 3NT | ♥J | = | -10 |