JIANG Tong · JINSHUO
vs par split: bidding +0.53 · play -0.38
Strength of schedule: opponents averaged +0.03/bd (an average draw) → opponent-adjusted -0.37/bd
Card play — on target: opening leads 78.6% #171 of 476 · declarer play 83.3% #136 of 478 · defence 70.6% #462 of 478
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (4) | 90.0% (10) |
| Declarer play | 100.0% (5) | 71.4% (7) |
| Defence | 76.9% (13) | 66.7% (21) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 80.0% (5) · ♦ 66.7% (3) · ♣ 100.0% (3)
vs par by strain: NT -0.17 (23) · a suit +0.35 (37)
vs par by level: part-score -0.27 (26) · game +0.35 (31) · slam +1.67 (3)
By role: declaring +0.48/bd (-1.39 vs par · 26) · defending -1.08/bd (+1.32 vs par · 34)
By vulnerability: vulnerable -0.92/bd (-0.78 vs par · 27) · not vulnerable +0.01/bd (+0.91 vs par · 33)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | X.Zhang | J.Voldoire – D.Gerin | Open | 10 | +1.3 | +0.13 | -0.30 |
| Round 3 | X.Zhang | M.Becker – A.Strul | Open | 10 | -11.4 | -1.14 | -1.40 |
| Round 4 | X.Zhang | J.Jansma – Z.Mahmood | Open | 10 | -6.0 | -0.60 | -1.20 |
| Round 7 | X.Zhang | B.Satyanarayana – K.Nadar | Open | 10 | -12.0 | -1.20 | +0.40 |
| Round 8 | X.Zhang | C.Hetz – J.Roll | Closed | 10 | -17.1 | -1.71 | +1.00 |
| Round 9 | X.Zhang | L.Bell – I.Hessel | Open | 10 | +20.8 | +2.08 | +2.40 |
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 |
|---|---|---|---|---|---|---|---|
| +7.6 | Round 2 | GUADELOUPE | 15 | 5♥x | ♠A | = | +10 |
| +6.0 | Round 4 | GUPTA | 15 | 5♦x | ♥2 | = | +4 |
| +5.8 | Round 9 | JAIL | 19 | 3♣ | ♥6 | -2 | +5 |
| +5.5 | Round 8 | HETZ | 1 | 3NT | ♠8 | -1 | +5 |
| +5.1 | Round 8 | HETZ | 8 | 4♠ | ♠6 | = | +7 |
| +5.1 | Round 9 | JAIL | 11 | 1♠ | ♥J | +1 | +7 |
| +4.0 | Round 4 | GUPTA | 19 | 4♥ | ♠A | -1 | +5 |
| +3.5 | Round 9 | JAIL | 18 | 3NT | ♥5 | -1 | +6 |
| +3.3 | Round 4 | GUPTA | 17 | 3NT | ♦4 | +2 | +1 |
| +3.2 | Round 3 | STRUL | 8 | 3♣ | ♦7 | = | +5 |
| +3.0 | Round 9 | JAIL | 17 | 5♥ | ♠3 | = | +0 |
| +2.7 | Round 3 | STRUL | 4 | 3♦ | ♥A | -2 | +3 |
| +2.7 | Round 8 | HETZ | 5 | 4♠ | ♥5 | +1 | +0 |
| +2.4 | Round 7 | FORMIDABLES | 18 | 3NT | ♥4 | +3 | +1 |
| +2.2 | Round 7 | FORMIDABLES | 19 | 3♥ | ♦K | +1 | +6 |
| +2.0 | Round 7 | FORMIDABLES | 11 | 3NT | ♥8 | -1 | +5 |
| +1.8 | Round 2 | GUADELOUPE | 17 | 3NT | ♠9 | +1 | +0 |
| +1.8 | Round 9 | JAIL | 13 | 3NT | ♥10 | +2 | +0 |
| +1.8 | Round 9 | JAIL | 20 | 3NT | ♥6 | = | +13 |
| +1.6 | Round 2 | GUADELOUPE | 11 | 1NT | ♠8 | -3 | +1 |
| +1.6 | Round 9 | JAIL | 15 | 4♠ | ♥K | +1 | +0 |
| +1.0 | Round 4 | GUPTA | 18 | 2♥ | ♣5 | +1 | +1 |
| +0.9 | Round 2 | GUADELOUPE | 16 | 4♠ | ♣10 | +2 | +11 |
| +0.9 | Round 8 | HETZ | 7 | 3♦ | ♥10 | +1 | +10 |
| +0.8 | Round 7 | FORMIDABLES | 20 | 2♠ | ♦A | +1 | +0 |
| +0.7 | Round 2 | GUADELOUPE | 13 | 4♥ | ♦J | +1 | +0 |
| +0.6 | Round 9 | JAIL | 12 | 6♦ | ♠3 | = | +2 |
| +0.5 | Round 8 | HETZ | 6 | 3NT | ♠4 | = | +0 |
| +0.4 | Round 7 | FORMIDABLES | 13 | 6♠ | ♣10 | = | -8 |
| +0.1 | Round 3 | STRUL | 10 | 4♠ | ♥J | -2 | -8 |
| -0.0 | Round 3 | STRUL | 9 | 3NT | ♠6 | = | -1 |
| -0.1 | Round 2 | GUADELOUPE | 18 | 3NT | ♠J | +1 | +0 |
| -0.3 | Round 9 | JAIL | 16 | 5♥ | ♠K | = | -4 |
| -0.4 | Round 4 | GUPTA | 16 | 1NT | ♥5 | -1 | +0 |
| -0.9 | Round 3 | STRUL | 7 | 5♣ | ♠J | = | -1 |
| -1.0 | Round 2 | GUADELOUPE | 12 | 2♥ | ♣Q | +1 | +0 |
| -1.2 | Round 7 | FORMIDABLES | 12 | 1NT | ♦A | +2 | -1 |
| -1.6 | Round 4 | GUPTA | 20 | 2♠ | ♦A | = | -5 |
| -1.8 | Round 7 | FORMIDABLES | 17 | 2♥ | ♥2 | = | +0 |
| -1.9 | Round 3 | STRUL | 1 | 1NT | ♣5 | +1 | +0 |
| -1.9 | Round 3 | STRUL | 2 | 3♠ | ♣A | +1 | +4 |
| -2.1 | Round 9 | JAIL | 14 | 3NT | ♦9 | -1 | -5 |
| -2.4 | Round 7 | FORMIDABLES | 16 | 6♠ | ♥Q | +1 | +11 |
| -2.6 | Round 3 | STRUL | 5 | 3♥ | ♥2 | = | -1 |
| -3.0 | Round 4 | GUPTA | 11 | 5♣ | ♦K | = | +1 |
| -3.1 | Round 7 | FORMIDABLES | 15 | 4♥ | ♦6 | +2 | -2 |
| -3.3 | Round 2 | GUADELOUPE | 14 | 2♥ | ♣4 | +1 | -6 |
| -3.3 | Round 4 | GUPTA | 12 | 3♠ | ♣3 | = | -1 |
| -3.3 | Round 8 | HETZ | 3 | 1NT | ♦10 | +2 | +10 |
| -3.4 | Round 2 | GUADELOUPE | 20 | 2♠ | ♥A | -1 | -6 |
| -3.5 | Round 2 | GUADELOUPE | 19 | 3♥ | ♦A | -2 | -13 |
| -3.5 | Round 3 | STRUL | 3 | 2NT | ♥3 | = | -6 |
| -4.2 | Round 8 | HETZ | 10 | 2NT | ♥3 | = | -6 |
| -5.1 | Round 4 | GUPTA | 13 | 2NT | ♥A | -2 | -8 |
| -6.6 | Round 3 | STRUL | 6 | 3NT | ♦3 | -3 | -9 |
| -6.6 | Round 8 | HETZ | 9 | 3♦ | ♠3 | = | -6 |
| -6.9 | Round 4 | GUPTA | 14 | 4♠ | ♦3 | -1 | -10 |
| -7.0 | Round 8 | HETZ | 2 | 3NT | ♥8 | = | +0 |
| -10.7 | Round 8 | HETZ | 4 | 3NT | ♠9 | +1 | -10 |
| -11.3 | Round 7 | FORMIDABLES | 14 | 4♥ | ♠10 | = | -8 |