LIU Encan · CHINA SMZY SPLINTER
vs par split: bidding +0.15 · play -0.28
Strength of schedule: opponents averaged +0.26/bd (a tough draw) → opponent-adjusted +0.21/bd
Card play — on target: opening leads 69.2% #115 of 144 · declarer play 87.5% #16 of 144 · defence 64.7% #127 of 144
Bidding activity — not a pass: 39.6% #92 of 144 (76/192)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 0.0% (3) | 90.0% (10) |
| Declarer play | 90.9% (11) | 84.6% (13) |
| Defence | 54.5% (11) | 69.6% (23) |
Opening leads by suit led: ♠ 33.3% (3) · ♥ 80.0% (5) · ♦ 50.0% (2) · ♣ 100.0% (3)
vs par by strain: NT +0.92 (25) · a suit -0.68 (47)
vs par by level: part-score -0.52 (25) · game -0.14 (44) · slam +3.33 (3)
By role: declaring +1.34/bd (-1.34 vs par · 38) · defending -1.61/bd (+1.24 vs par · 34)
By vulnerability: vulnerable +0.96/bd (+0.85 vs par · 34) · not vulnerable -0.96/bd (-1.00 vs par · 38)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Zhou | I.Kotewicz – A.Wojtowicz | Open | 8 | +6.5 | +0.81 | -0.12 |
| Round 3 | Y.Xu | K.Lee – J.Lee | Open | 8 | +1.6 | +0.20 | -0.50 |
| Round 4 | Y.Xu | K.Kozlowska – W.Romanska | Open | 8 | -0.9 | -0.11 | +3.00 |
| Round 5 | Y.Xu | Y.Ge – Y.Liu | Open | 8 | -7.9 | -0.99 | +0.25 |
| Round 6 | J.Zhou | Z.Zabradi – G.Szabo | Open | 8 | +27.2 | +3.40 | -0.50 |
| Round 7 | Y.Xu | K.Chang – L.Wu | Open | 8 | +4.9 | +0.61 | -0.12 |
| Round 8 | Y.Xu | K.Chen – C.Chen | Open | 8 | -14.2 | -1.77 | -2.38 |
| Round 9 | J.Zhou | M.Holowacz – J.Adamczak | Open | 8 | -13.4 | -1.68 | +3.50 |
| Round 10 | Y.Xu | J.Yao – E.Su | Open | 8 | -7.5 | -0.94 | -4.25 |
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 |
|---|---|---|---|---|---|---|---|
| +12.1 | Round 7 | CT 360 | 28 | 3NT | ♠Q | = | +12 |
| +11.1 | Round 9 | AZS UW WARSAW 1 | 11 | 5♦x | ♥2 | -4 | +8 |
| +10.4 | Round 7 | CT 360 | 27 | 3NTx | ♦8 | +2 | +8 |
| +9.2 | Round 6 | CZE HUN | 14 | 5♥ | ♦J | -1 | +10 |
| +9.1 | Round 9 | AZS UW WARSAW 1 | 18 | 3NT | ♣A | = | +3 |
| +7.9 | Round 5 | RDFZ | 4 | 3NT | ♥4 | +1 | +11 |
| +7.6 | Round 4 | VERCO CKIS SKAWINA | 26 | 6♠ | ♦5 | = | +0 |
| +7.3 | Round 1 | VERCO | 25 | 3NT | ♣6 | = | -1 |
| +6.8 | Round 6 | CZE HUN | 11 | 4♥ | ♣8 | = | +0 |
| +6.7 | Round 3 | WEPLAYBRIDGE4US | 12 | 4♥ | ♠A | -2 | +11 |
| +6.7 | Round 6 | CZE HUN | 17 | 3NT | ♣A | +2 | +1 |
| +5.9 | Round 6 | CZE HUN | 16 | 4♠ | ♥J | = | +0 |
| +5.4 | Round 10 | USRAEL | 22 | 5♦ | ♠Q | = | +0 |
| +4.6 | Round 4 | VERCO CKIS SKAWINA | 22 | 3NT | ♠6 | = | +5 |
| +4.2 | Round 10 | USRAEL | 21 | 3NT | ♥7 | = | +0 |
| +3.8 | Round 1 | VERCO | 21 | 4♠ | ♦3 | +1 | +1 |
| +3.7 | Round 4 | VERCO CKIS SKAWINA | 27 | 2♠ | ♣4 | -2 | +6 |
| +3.6 | Round 8 | JACK | 6 | 3♦ | ♠3 | -1 | +10 |
| +3.4 | Round 10 | USRAEL | 24 | 3NT | ♥7 | -1 | +5 |
| +2.9 | Round 1 | VERCO | 22 | 2♣ | ♠9 | +1 | +0 |
| +2.8 | Round 3 | WEPLAYBRIDGE4US | 14 | 4♥ | ♠T | +3 | -7 |
| +2.7 | Round 6 | CZE HUN | 13 | 2NT | ♠J | = | +0 |
| +2.4 | Round 8 | JACK | 4 | 3NT | ♥3 | +2 | -12 |
| +2.1 | Round 5 | RDFZ | 7 | 2♥ | ♣A | +1 | +0 |
| +2.0 | Round 10 | USRAEL | 28 | 2NT | ♥2 | -1 | -2 |
| +1.6 | Round 3 | WEPLAYBRIDGE4US | 11 | 3♦ | ♦A | -1 | -1 |
| +1.6 | Round 3 | WEPLAYBRIDGE4US | 15 | 4♠ | ♥K | +1 | +0 |
| +1.4 | Round 7 | CT 360 | 21 | 3♠ | ♦K | -2 | +0 |
| +1.3 | Round 8 | JACK | 3 | 4♥ | ♣K | -1 | +5 |
| +1.2 | Round 1 | VERCO | 23 | 2NT | ♦2 | +1 | -7 |
| +1.1 | Round 5 | RDFZ | 3 | 1NT | ♣3 | -1 | -2 |
| +1.0 | Round 1 | VERCO | 27 | 1♠ | ♥6 | = | -1 |
| +0.8 | Round 7 | CT 360 | 26 | 2♠ | ♥K | +1 | +0 |
| +0.5 | Round 6 | CZE HUN | 15 | 2NT | ♦8 | +1 | -6 |
| +0.4 | Round 4 | VERCO CKIS SKAWINA | 21 | 4♠x | ♣K | -1 | +6 |
| +0.2 | Round 3 | WEPLAYBRIDGE4US | 17 | 4♠x | ♣A | -1 | -5 |
| +0.1 | Round 1 | VERCO | 26 | 2♠ | ♣J | +2 | +10 |
| +0.1 | Round 6 | CZE HUN | 12 | 3NT | ♣7 | -1 | -4 |
| -0.2 | Round 4 | VERCO CKIS SKAWINA | 23 | 3NT | ♦6 | +3 | +17 |
| -0.3 | Round 3 | WEPLAYBRIDGE4US | 18 | 4♠ | ♦K | = | +11 |
| -0.3 | Round 7 | CT 360 | 22 | 4♥ | ♦A | -1 | -4 |
| -1.3 | Round 8 | JACK | 8 | 3♣ | ♠2 | +2 | +6 |
| -1.3 | Round 9 | AZS UW WARSAW 1 | 13 | 2NT | ♥3 | +2 | +10 |
| -1.4 | Round 7 | CT 360 | 24 | 3♠ | ♣A | = | +1 |
| -1.4 | Round 9 | AZS UW WARSAW 1 | 15 | 1NT | ♠K | -1 | -2 |
| -1.7 | Round 5 | RDFZ | 5 | 5♠ | ♥Q | = | +0 |
| -1.7 | Round 5 | RDFZ | 8 | 4♠ | ♦A | -2 | +0 |
| -2.0 | Round 8 | JACK | 1 | 2♥ | ♣3 | +2 | -1 |
| -2.1 | Round 10 | USRAEL | 25 | 3♣ | ♥Q | -2 | -11 |
| -2.5 | Round 8 | JACK | 7 | 2♥ | ♥4 | +2 | -10 |
| -2.8 | Round 5 | RDFZ | 1 | 3♦x | ♠5 | -2 | +4 |
| -2.9 | Round 4 | VERCO CKIS SKAWINA | 25 | 3NT | ♠6 | -1 | -5 |
| -3.0 | Round 3 | WEPLAYBRIDGE4US | 16 | 4♠ | ♣4 | +1 | -1 |
| -3.0 | Round 9 | AZS UW WARSAW 1 | 12 | 2NT | ♥3 | +1 | -1 |
| -3.2 | Round 1 | VERCO | 24 | 3NT | ♠K | +1 | +0 |
| -3.6 | Round 10 | USRAEL | 26 | 4♥ | ♠J | -1 | -6 |
| -4.1 | Round 8 | JACK | 2 | 4♠ | ♠2 | +1 | -1 |
| -4.5 | Round 4 | VERCO CKIS SKAWINA | 28 | 4♥ | ♦Q | -2 | -2 |
| -4.7 | Round 6 | CZE HUN | 18 | 3♠ | ♣K | -1 | -5 |
| -5.3 | Round 7 | CT 360 | 25 | 3NT | ♠3 | -2 | -6 |
| -5.9 | Round 5 | RDFZ | 2 | 2♠ | ♥7 | +1 | -11 |
| -6.6 | Round 1 | VERCO | 28 | 4♠ | ♥2 | = | -3 |
| -6.8 | Round 9 | AZS UW WARSAW 1 | 17 | 4♥ | ♠2 | +1 | +0 |
| -6.9 | Round 5 | RDFZ | 6 | 3NT | ♥7 | = | +0 |
| -7.2 | Round 10 | USRAEL | 23 | 4♠ | ♥A | -2 | -8 |
| -8.0 | Round 3 | WEPLAYBRIDGE4US | 13 | 4♠x | ♥A | = | -12 |
| -9.1 | Round 9 | AZS UW WARSAW 1 | 14 | 6♠ | ♣3 | +1 | +11 |
| -9.6 | Round 4 | VERCO CKIS SKAWINA | 24 | 4♥x | ♦8 | -3 | -3 |
| -9.6 | Round 10 | USRAEL | 27 | 4♥xx | ♣J | -1 | -12 |
| -11.6 | Round 8 | JACK | 5 | 4♠ | ♥A | = | -16 |
| -12.0 | Round 9 | AZS UW WARSAW 1 | 16 | 6NT | ♦J | +1 | -1 |
| -12.8 | Round 7 | CT 360 | 23 | 4♠x | ♥A | = | -12 |