LIU Shixiang · LUDUS
vs par split: bidding +0.39 · play -0.32
Strength of schedule: opponents averaged +0.34/bd (a tough draw) → opponent-adjusted +0.10/bd
Card play — on target: opening leads 100.0% #1 of 277 · declarer play 84.6% #73 of 277 · defence 80.6% #171 of 277
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (1) | 100.0% (11) |
| Declarer play | 75.0% (4) | 88.9% (9) |
| Defence | 71.4% (7) | 83.3% (24) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 100.0% (2) · ♦ 100.0% (2) · ♣ 100.0% (4)
vs par by strain: NT +1.86 (14) · a suit -0.52 (42)
vs par by level: part-score -0.08 (26) · game -0.27 (26) · slam +3.25 (4)
By role: declaring +0.25/bd (-1.64 vs par · 25) · defending -0.63/bd (+1.45 vs par · 31)
By vulnerability: vulnerable -0.57/bd (+0.07 vs par · 28) · not vulnerable +0.10/bd (+0.07 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | N.Li | Y.Xia – Y.Huang | Closed | 7 | +19.6 | +2.80 | +2.86 |
| Round 2 | N.Li | Y.Yu – W.Ge | Open | 7 | +5.3 | +0.76 | +2.86 |
| Round 3 | N.Li | S.Datta – K.Nandi | Open | 7 | -3.8 | -0.54 | +0.29 |
| Round 4 | N.Li | R.Chen – J.Ho | Closed | 7 | -17.3 | -2.47 | -4.29 |
| Round 5 | Z.Yang | D.Li – T.Yao | Open | 7 | +8.0 | +1.14 | +2.57 |
| Round 6 | N.Li | A.Gromov – A.Dubinin | Closed | 7 | -4.7 | -0.67 | -1.29 |
| Round 7 | Z.Yang | T.Rogi – B.Mondigir | Open | 7 | -10.2 | -1.46 | -0.86 |
| Round 8 | Z.Yang | D.Gerin – J.Pelletier | Open | 7 | -10.1 | -1.44 | -1.57 |
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 |
|---|---|---|---|---|---|---|---|
| +11.6 | Round 1 | RAINBOW | 7 | 4♠x | ♥A | = | +12 |
| +6.8 | Round 5 | TIANJIN COM-JADEITE | 5 | 4♠ | ♠3 | = | +0 |
| +6.7 | Round 2 | CHONGQINGBANNAN | 13 | 4♠ | ♥7 | +2 | +17 |
| +5.9 | Round 2 | CHONGQINGBANNAN | 10 | 2♥ | ♠K | +2 | +8 |
| +4.2 | Round 8 | GUADELOUPE | 27 | 1NT | ♠3 | -3 | +7 |
| +4.0 | Round 3 | HEMANT JALAN | 18 | 2♠ | ♥4 | +1 | +1 |
| +3.7 | Round 6 | BRIDGE 24 | 10 | 3NT | ♥K | -1 | +6 |
| +3.5 | Round 7 | INDONESIA | 15 | 4♠ | ♥4 | -1 | +12 |
| +3.2 | Round 5 | TIANJIN COM-JADEITE | 4 | 4♠ | ♦K | -1 | +6 |
| +3.1 | Round 1 | RAINBOW | 4 | 1NT | ♣A | = | +12 |
| +3.0 | Round 2 | CHONGQINGBANNAN | 12 | 4♥ | ♦J | -1 | +5 |
| +2.6 | Round 1 | RAINBOW | 3 | 2NT | ♦J | = | -1 |
| +2.5 | Round 1 | RAINBOW | 1 | 3NT | ♠Q | = | -1 |
| +2.5 | Round 3 | HEMANT JALAN | 17 | 4♠ | ♣6 | -1 | +8 |
| +2.4 | Round 7 | INDONESIA | 21 | 6♠ | ♦7 | = | +0 |
| +2.1 | Round 6 | BRIDGE 24 | 11 | 2♣ | ♣3 | +1 | +0 |
| +2.0 | Round 6 | BRIDGE 24 | 13 | 1♠ | ♦Q | +2 | +1 |
| +1.8 | Round 5 | TIANJIN COM-JADEITE | 3 | 3NT | ♥6 | = | +0 |
| +1.7 | Round 6 | BRIDGE 24 | 12 | 4♠x | ♦2 | -3 | +4 |
| +1.6 | Round 3 | HEMANT JALAN | 15 | 4♥ | ♥9 | +3 | -10 |
| +1.6 | Round 7 | INDONESIA | 20 | 3♥ | ♠3 | -1 | +0 |
| +1.4 | Round 1 | RAINBOW | 2 | 2♥ | ♣J | +3 | +10 |
| +1.3 | Round 7 | INDONESIA | 19 | 4♠ | ♥J | -2 | -1 |
| +1.2 | Round 5 | TIANJIN COM-JADEITE | 2 | 2♠ | ♥K | +1 | +0 |
| +1.2 | Round 8 | GUADELOUPE | 23 | 2♠ | ♣3 | -1 | +0 |
| +0.7 | Round 3 | HEMANT JALAN | 21 | 1NT | ♥10 | +2 | +10 |
| +0.4 | Round 5 | TIANJIN COM-JADEITE | 1 | 4♥ | ♣A | = | +1 |
| -0.2 | Round 4 | GENTLE | 25 | 3NT | ♠Q | = | +0 |
| -0.4 | Round 1 | RAINBOW | 5 | 2♠ | ♠2 | -1 | -1 |
| -0.4 | Round 4 | GENTLE | 27 | 4♠ | ♥6 | = | -11 |
| -0.6 | Round 4 | GENTLE | 26 | 2♥ | ♣Q | = | +0 |
| -0.7 | Round 2 | CHONGQINGBANNAN | 11 | 2♠ | ♦2 | +2 | -2 |
| -0.7 | Round 5 | TIANJIN COM-JADEITE | 6 | 6NT | ♣6 | = | +11 |
| -0.8 | Round 8 | GUADELOUPE | 28 | 4♠ | ♣7 | = | -3 |
| -0.9 | Round 2 | CHONGQINGBANNAN | 8 | 1NT | ♠2 | = | +1 |
| -1.1 | Round 7 | INDONESIA | 17 | 4♥ | ♦7 | -2 | -7 |
| -1.2 | Round 1 | RAINBOW | 6 | 1NT | ♠K | -2 | -11 |
| -1.4 | Round 4 | GENTLE | 23 | 3♣ | ♦7 | +1 | +0 |
| -1.6 | Round 3 | HEMANT JALAN | 19 | 4♠ | ♦K | = | -6 |
| -2.4 | Round 2 | CHONGQINGBANNAN | 14 | 3♠ | ♦J | = | -1 |
| -2.6 | Round 8 | GUADELOUPE | 24 | 3NT | ♥7 | -1 | -5 |
| -2.8 | Round 8 | GUADELOUPE | 25 | 4♣ | ♣8 | -2 | -2 |
| -2.9 | Round 6 | BRIDGE 24 | 8 | 2♠ | ♠2 | = | -5 |
| -3.8 | Round 3 | HEMANT JALAN | 20 | 3♦ | ♣6 | -1 | -1 |
| -4.2 | Round 4 | GENTLE | 22 | 2♥ | ♦2 | +1 | -10 |
| -4.4 | Round 6 | BRIDGE 24 | 14 | 3♠ | ♦A | -1 | -4 |
| -4.4 | Round 8 | GUADELOUPE | 22 | 3♠ | ♥Q | -2 | -8 |
| -4.7 | Round 4 | GENTLE | 24 | 2♠ | ♣A | -3 | -6 |
| -4.7 | Round 5 | TIANJIN COM-JADEITE | 7 | 6♥ | ♠A | = | +0 |
| -4.9 | Round 8 | GUADELOUPE | 26 | 3NT | ♥6 | +1 | +0 |
| -5.8 | Round 4 | GENTLE | 28 | 3NT | ♣4 | = | -3 |
| -6.3 | Round 2 | CHONGQINGBANNAN | 9 | 4♠ | ♦Q | -2 | -8 |
| -6.9 | Round 6 | BRIDGE 24 | 9 | 5♣ | ♥5 | = | -11 |
| -7.2 | Round 3 | HEMANT JALAN | 16 | 4♥ | ♣6 | = | +0 |
| -8.0 | Round 7 | INDONESIA | 18 | 6♦ | ♥8 | = | +2 |
| -9.9 | Round 7 | INDONESIA | 16 | 5♣ | ♥Q | -5 | -12 |