JIANG Yong Kang · JIANG
561rank
-182.1Butler · 90 bds
-2.02per board
±4.1swing
-2.21vs par /bd · #552/553
-2.30adjusted /bd
by round
vs par split: bidding -0.67 · play -1.54
Strength of schedule: opponents averaged -0.28/bd (an easy draw) → opponent-adjusted -2.30/bd
Card play — on target: opening leads 85.7% #130 of 551 · declarer play 47.8% #545 of 551 · defence 66.7% #553 of 553
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 57.1% (7) | 100.0% (14) |
| Declarer play | 22.2% (9) | 64.3% (14) |
| Defence | 58.3% (12) | 70.4% (27) |
Opening leads by suit led: ♠ 83.3% (6) · ♥ 80.0% (5) · ♦ 100.0% (2) · ♣ 87.5% (8)
vs par by strain: NT -1.66 (29) · a suit -2.48 (61)
vs par by level: part-score -2.55 (40) · game -2.43 (42) · slam +0.62 (8)
By role: declaring -2.08/bd (-4.00 vs par · 51) · defending -1.95/bd (+0.13 vs par · 39)
By vulnerability: vulnerable -1.09/bd (-1.05 vs par · 43) · not vulnerable -2.88/bd (-3.28 vs par · 47)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Zhu | O.Berset – B.Ekren | Closed | 10 | -35.4 | -3.54 | -6.00 |
| Round 2 | J.Zhu | R.Marinchev – S.Aleksiev | Closed | 10 | -29.4 | -2.94 | -3.40 |
| Round 3 | J.Zhu | A.Syrrist – K.Ellingsen | Closed | 10 | -19.9 | -1.99 | -1.30 |
| Round 4 | J.Zhu | C.Tuncok – E.Ates | Closed | 10 | -9.6 | -0.96 | -1.90 |
| Round 5 | J.Zhu | S.Gotzov – TAKOV TIHOMIR | Closed | 10 | -5.0 | -0.50 | +0.60 |
| Round 7 | S.Lichtnecker | M.Green – E.Argelazi | Closed | 10 | -12.5 | -1.25 | -1.40 |
| Round 8 | S.Lichtnecker | Q.Robert – P.Franceschetti | Open | 10 | -42.1 | -4.21 | -5.40 |
| Round 9 | S.Lichtnecker | C.Darie – S.Darie | Closed | 10 | -21.2 | -2.12 | -1.80 |
| Round 10 | S.Lichtnecker | L.Eide – B.Gotard | Closed | 10 | -7.0 | -0.70 | +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 |
|---|---|---|---|---|---|---|---|
| +8.8 | Round 5 | BALKAN STARS | 14 | 6NT | ♥Q | -1 | +14 |
| +7.7 | Round 7 | ISRAEL GREEN | 10 | 4♥ | ♦4 | = | +1 |
| +6.8 | Round 8 | FILIPPO5 | 20 | 4♥ | ♠A | -2 | +8 |
| +5.3 | Round 1 | 200 | 6 | 6♠ | ♦4 | = | +0 |
| +5.0 | Round 5 | BALKAN STARS | 20 | 4♥ | ♠4 | -1 | +13 |
| +5.0 | Round 7 | ISRAEL GREEN | 7 | 1NT | ♦2 | = | +12 |
| +3.3 | Round 10 | GHOSN | 7 | 2♦ | ♥6 | = | +5 |
| +2.6 | Round 4 | CESS | 5 | 4♠ | ♥A | -1 | +5 |
| +2.6 | Round 4 | CESS | 9 | 2♥ | ♦6 | +2 | -6 |
| +2.1 | Round 3 | VIKINGS | 25 | 2♠ | ♦2 | = | +5 |
| +2.1 | Round 5 | BALKAN STARS | 13 | 3NT | ♣3 | +2 | +0 |
| +1.9 | Round 9 | SPAIMA | 22 | 5♣x | ♠6 | -1 | +5 |
| +1.8 | Round 4 | CESS | 7 | 3NT | ♥K | = | -2 |
| +1.7 | Round 3 | VIKINGS | 23 | 3♦ | ♠7 | +1 | +0 |
| +1.6 | Round 9 | SPAIMA | 28 | 2♥ | ♠K | = | +5 |
| +1.4 | Round 9 | SPAIMA | 24 | 4♠ | ♥K | +2 | -11 |
| +1.1 | Round 7 | ISRAEL GREEN | 1 | 2♥ | ♠A | +2 | +6 |
| +0.9 | Round 7 | ISRAEL GREEN | 6 | 3NT | ♦K | +1 | +0 |
| +0.8 | Round 10 | GHOSN | 4 | 3NT | ♠3 | +3 | +1 |
| +0.8 | Round 10 | GHOSN | 5 | 3NT | ♣8 | +1 | -1 |
| +0.7 | Round 5 | BALKAN STARS | 17 | 1NT | ♦J | = | -1 |
| +0.7 | Round 7 | ISRAEL GREEN | 4 | 3NT | ♣2 | = | +1 |
| +0.6 | Round 3 | VIKINGS | 26 | 3♣ | ♦A | = | +1 |
| +0.6 | Round 9 | SPAIMA | 29 | 3NT | ♠8 | +1 | +0 |
| +0.6 | Round 10 | GHOSN | 1 | 6NT | ♣4 | = | +11 |
| +0.4 | Round 2 | SERDIKA | 20 | 2♠ | ♦5 | -1 | +0 |
| +0.2 | Round 4 | CESS | 10 | 4♠ | ♦8 | = | +0 |
| +0.1 | Round 9 | SPAIMA | 27 | 4♠ | ♦4 | +1 | +0 |
| +0.1 | Round 10 | GHOSN | 6 | 3NT | ♠9 | +1 | -1 |
| +0.0 | Round 1 | 200 | 7 | 3NT | ♦7 | +1 | +0 |
| +0.0 | Round 2 | SERDIKA | 12 | 3NT | ♠5 | = | -1 |
| +0.0 | Round 10 | GHOSN | 10 | 4♠ | ♥5 | -1 | +5 |
| -0.1 | Round 2 | SERDIKA | 11 | 4♠ | ♦8 | = | -1 |
| -0.1 | Round 10 | GHOSN | 2 | 4♠ | ♣Q | -2 | +0 |
| -0.4 | Round 7 | ISRAEL GREEN | 3 | 1NT | ♣2 | = | +0 |
| -0.7 | Round 1 | 200 | 2 | 4♠ | ♥3 | +1 | +0 |
| -0.7 | Round 3 | VIKINGS | 21 | 2♥ | ♦K | = | +1 |
| -0.7 | Round 5 | BALKAN STARS | 18 | 4♥ | ♥8 | = | +0 |
| -1.0 | Round 3 | VIKINGS | 27 | 3♠ | ♣5 | = | -7 |
| -1.0 | Round 8 | FILIPPO5 | 16 | 4♥ | ♠Q | -1 | -12 |
| -1.0 | Round 9 | SPAIMA | 25 | 2♥ | ♠6 | = | -1 |
| -1.2 | Round 3 | VIKINGS | 24 | 3NT | ♣J | +3 | -2 |
| -1.3 | Round 2 | SERDIKA | 15 | 2♠ | ♥J | = | +1 |
| -1.3 | Round 4 | CESS | 6 | 2♥ | ♦6 | -3 | -2 |
| -1.4 | Round 10 | GHOSN | 9 | 3♦ | ♠A | -1 | +3 |
| -1.8 | Round 2 | SERDIKA | 16 | 4♠ | ♣A | +1 | +0 |
| -2.0 | Round 4 | CESS | 1 | 3♣ | ♣A | = | +0 |
| -2.1 | Round 2 | SERDIKA | 19 | 3♦ | ♠4 | +2 | +0 |
| -2.2 | Round 4 | CESS | 4 | 1NT | ♥9 | +2 | -2 |
| -2.4 | Round 5 | BALKAN STARS | 15 | 2♥ | ♠9 | = | +0 |
| -2.5 | Round 8 | FILIPPO5 | 15 | 1NT | ♣4 | +1 | -6 |
| -2.7 | Round 1 | 200 | 4 | 3NT | ♣Q | +1 | -13 |
| -2.8 | Round 3 | VIKINGS | 30 | 2♥ | ♠A | = | -5 |
| -2.8 | Round 8 | FILIPPO5 | 17 | 1NT | ♥8 | -1 | -4 |
| -3.0 | Round 4 | CESS | 3 | 4♠ | ♥5 | +2 | -11 |
| -3.1 | Round 4 | CESS | 8 | 6♠ | ♥5 | +1 | +11 |
| -3.4 | Round 9 | SPAIMA | 21 | 1NT | ♠6 | -3 | +0 |
| -3.6 | Round 5 | BALKAN STARS | 16 | 3♥ | ♦6 | -1 | -6 |
| -3.7 | Round 1 | 200 | 9 | 3NT | ♥Q | = | -11 |
| -3.7 | Round 5 | BALKAN STARS | 19 | 2♥ | ♦8 | -1 | -5 |
| -3.8 | Round 2 | SERDIKA | 17 | 1NT | ♥6 | +1 | -6 |
| -4.0 | Round 1 | 200 | 10 | 3NT | ♠2 | -1 | -1 |
| -4.0 | Round 7 | ISRAEL GREEN | 8 | 3♥ | ♣A | = | -7 |
| -4.2 | Round 3 | VIKINGS | 28 | 2♦x | ♣Q | -2 | -2 |
| -4.2 | Round 9 | SPAIMA | 23 | 6♦ | ♣2 | = | +0 |
| -4.8 | Round 2 | SERDIKA | 18 | 1♥ | ♠9 | +1 | -5 |
| -5.0 | Round 2 | SERDIKA | 14 | 2♠x | ♥2 | -2 | -5 |
| -5.1 | Round 1 | 200 | 3 | 3NT | ♠10 | +2 | -8 |
| -5.2 | Round 4 | CESS | 2 | 2NT | ♠5 | -1 | -12 |
| -5.4 | Round 9 | SPAIMA | 26 | 4♥ | ♣K | -2 | -2 |
| -5.5 | Round 3 | VIKINGS | 29 | 4♥ | ♠4 | +1 | -4 |
| -5.5 | Round 5 | BALKAN STARS | 11 | 3NT | ♥10 | +2 | -2 |
| -5.5 | Round 10 | GHOSN | 8 | 4♠ | ♦A | -1 | -6 |
| -5.6 | Round 10 | GHOSN | 3 | 4♣ | ♥2 | -1 | -10 |
| -5.7 | Round 5 | BALKAN STARS | 12 | 2♦ | ♥K | +4 | -7 |
| -6.1 | Round 8 | FILIPPO5 | 14 | 5♦x | ♣J | -1 | -9 |
| -6.3 | Round 1 | 200 | 5 | 5♠ | ♣2 | +1 | -3 |
| -6.3 | Round 7 | ISRAEL GREEN | 5 | 3♠ | ♣2 | -1 | -8 |
| -6.3 | Round 8 | FILIPPO5 | 18 | 4♠ | ♦K | +1 | -8 |
| -6.8 | Round 8 | FILIPPO5 | 13 | 3♥ | ♣Q | +1 | -10 |
| -7.7 | Round 7 | ISRAEL GREEN | 2 | 4♥ | ♠A | -2 | -11 |
| -7.7 | Round 8 | FILIPPO5 | 11 | 7♥ | ♣A | = | +0 |
| -7.8 | Round 8 | FILIPPO5 | 19 | 2♦x | ♠4 | -2 | -2 |
| -7.9 | Round 8 | FILIPPO5 | 12 | 5♦x | ♠K | -1 | -11 |
| -8.1 | Round 1 | 200 | 1 | 4♠ | ♥Q | +3 | -10 |
| -8.9 | Round 3 | VIKINGS | 22 | 3NT | ♥3 | = | +0 |
| -9.5 | Round 7 | ISRAEL GREEN | 9 | 2♦x | ♠9 | -2 | -8 |
| -10.1 | Round 1 | 200 | 8 | 6NT | ♦5 | -1 | -14 |
| -10.9 | Round 2 | SERDIKA | 13 | 6♦ | ♠9 | -1 | -17 |
| -12.8 | Round 9 | SPAIMA | 30 | 3♦x | ♥Q | +1 | -14 |