YAO Jiangtao · LUDUS
vs par split: bidding -0.39 · play +1.57
Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted +1.41/bd
Card play — on target: opening leads 66.7% #232 of 277 · declarer play 88.2% #50 of 277 · defence 93.1% #35 of 277
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 62.5% (8) |
| Declarer play | 100.0% (6) | 81.8% (11) |
| Defence | 100.0% (9) | 90.0% (20) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 57.1% (7) · ♦ 100.0% (1) · ♣ 100.0% (1)
vs par by strain: NT -0.56 (16) · a suit +1.88 (40)
vs par by level: part-score +1.06 (32) · game +2.10 (21) · slam -4.00 (3)
By role: declaring +0.70/bd (-2.00 vs par · 27) · defending +2.11/bd (+4.14 vs par · 29)
By vulnerability: vulnerable +1.97/bd (+0.29 vs par · 28) · not vulnerable +0.90/bd (+2.07 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Tang | W.Chen – J.Zhao | Open | 7 | +17.6 | +2.51 | +2.14 |
| Round 2 | Y.Tang | G.Deng – X.Wu | Closed | 7 | +11.8 | +1.69 | -0.29 |
| Round 3 | Z.Yang | H.Jalan – A.Malhotra | Closed | 7 | -0.2 | -0.03 | -1.14 |
| Round 4 | Y.Tang | C.Ho – J.Huang | Open | 7 | +12.7 | +1.81 | +4.14 |
| Round 5 | Y.Tang | B.He – X.He | Closed | 7 | +24.2 | +3.46 | +2.57 |
| Round 6 | Z.Yang | K.Buras – G.Narkiewicz | Open | 7 | -6.4 | -0.91 | -0.29 |
| Round 7 | Y.Tang | K.Kamto – A.Soebroto | Closed | 7 | +15.5 | +2.21 | +1.29 |
| Round 8 | Y.Tang | C.Garnier – L.Soudan | Closed | 7 | +5.1 | +0.73 | +1.00 |
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 |
|---|---|---|---|---|---|---|---|
| +9.1 | Round 5 | TIANJIN COM-JADEITE | 4 | 4♠ | ♦K | = | +10 |
| +8.8 | Round 8 | GUADELOUPE | 25 | 1NTx | ♥7 | -2 | +8 |
| +8.3 | Round 7 | INDONESIA | 21 | 4♠ | ♥2 | +2 | +11 |
| +8.0 | Round 7 | INDONESIA | 18 | 6♦ | ♥8 | = | -2 |
| +7.5 | Round 1 | RAINBOW | 1 | 3NT | ♦10 | -1 | +10 |
| +7.5 | Round 2 | CHONGQINGBANNAN | 10 | 3♠x | ♥7 | -3 | +7 |
| +5.9 | Round 4 | GENTLE | 23 | 5♣ | ♦2 | -1 | +6 |
| +5.8 | Round 4 | GENTLE | 28 | 3NT | ♣3 | = | +3 |
| +5.8 | Round 7 | INDONESIA | 19 | 2♥x | ♠J | -1 | +8 |
| +5.5 | Round 5 | TIANJIN COM-JADEITE | 7 | 6♥ | ♣2 | +1 | +1 |
| +5.2 | Round 1 | RAINBOW | 5 | 2♠ | ♥A | = | +6 |
| +4.9 | Round 5 | TIANJIN COM-JADEITE | 3 | 2♦x | ♣A | -2 | +7 |
| +4.9 | Round 8 | GUADELOUPE | 26 | 3NT | ♠8 | +1 | +0 |
| +4.3 | Round 1 | RAINBOW | 7 | 3♠ | ♣8 | -1 | +6 |
| +4.1 | Round 2 | CHONGQINGBANNAN | 11 | 4♥x | ♠K | -2 | +5 |
| +4.0 | Round 2 | CHONGQINGBANNAN | 9 | 2NT | ♦7 | -1 | +6 |
| +3.6 | Round 4 | GENTLE | 22 | 2♥ | ♠3 | +2 | +10 |
| +3.6 | Round 5 | TIANJIN COM-JADEITE | 5 | 4♠ | ♠2 | -1 | +10 |
| +2.8 | Round 6 | BRIDGE 24 | 9 | 4♥x | ♦K | -1 | +7 |
| +2.7 | Round 2 | CHONGQINGBANNAN | 8 | 1NT | ♥3 | -3 | +1 |
| +2.4 | Round 3 | HEMANT JALAN | 17 | 3♠ | ♣3 | = | -4 |
| +2.3 | Round 3 | HEMANT JALAN | 20 | 1NT | ♥Q | +2 | -1 |
| +2.2 | Round 3 | HEMANT JALAN | 18 | 2♥ | ♣4 | = | +6 |
| +1.8 | Round 2 | CHONGQINGBANNAN | 12 | 3♦ | ♣2 | -2 | +0 |
| +1.8 | Round 6 | BRIDGE 24 | 12 | 4♥ | ♠3 | +1 | +0 |
| +1.5 | Round 1 | RAINBOW | 4 | 1NT | ♣A | -1 | -11 |
| +1.2 | Round 1 | RAINBOW | 6 | 1NT | ♥4 | = | +11 |
| +1.1 | Round 7 | INDONESIA | 17 | 2♠ | ♥A | = | +7 |
| +0.8 | Round 4 | GENTLE | 26 | 1NT | ♥Q | +1 | +0 |
| +0.8 | Round 8 | GUADELOUPE | 28 | 4♠ | ♦J | = | +3 |
| +0.7 | Round 5 | TIANJIN COM-JADEITE | 6 | 6NT | ♣2 | = | -11 |
| +0.6 | Round 5 | TIANJIN COM-JADEITE | 1 | 4♥ | ♦10 | +1 | +0 |
| +0.2 | Round 4 | GENTLE | 25 | 3NT | ♠Q | = | +0 |
| +0.0 | Round 6 | BRIDGE 24 | 14 | 2♠ | ♥3 | +1 | -1 |
| -0.1 | Round 7 | INDONESIA | 16 | 5♥x | ♠Q | -1 | +0 |
| -0.2 | Round 5 | TIANJIN COM-JADEITE | 2 | 3♣ | ♥K | = | +1 |
| -0.5 | Round 3 | HEMANT JALAN | 16 | 1NT | ♠4 | = | -8 |
| -0.7 | Round 1 | RAINBOW | 3 | 2♠ | ♣K | -1 | +3 |
| -0.7 | Round 3 | HEMANT JALAN | 21 | 1NT | ♥10 | +2 | -10 |
| -0.9 | Round 8 | GUADELOUPE | 23 | 2♣ | ♠K | = | +1 |
| -1.1 | Round 4 | GENTLE | 27 | 4♠ | ♥5 | +2 | +11 |
| -1.4 | Round 1 | RAINBOW | 2 | 2♥ | ♣A | +3 | -10 |
| -1.6 | Round 3 | HEMANT JALAN | 15 | 4♥ | ♥9 | +3 | +10 |
| -2.0 | Round 6 | BRIDGE 24 | 13 | 3♠ | ♠2 | = | -1 |
| -2.1 | Round 6 | BRIDGE 24 | 11 | 3♣ | ♣2 | = | +0 |
| -2.1 | Round 8 | GUADELOUPE | 24 | 2♠ | ♠2 | +1 | +0 |
| -2.3 | Round 2 | CHONGQINGBANNAN | 14 | 4♠ | ♦J | -1 | -4 |
| -2.5 | Round 4 | GENTLE | 24 | 1NT | ♦6 | +1 | -1 |
| -2.9 | Round 8 | GUADELOUPE | 22 | 3♥ | ♠2 | -2 | +1 |
| -3.2 | Round 6 | BRIDGE 24 | 8 | 3♦ | ♥2 | +1 | -1 |
| -3.5 | Round 7 | INDONESIA | 15 | 4♥ | ♣6 | -1 | -12 |
| -3.5 | Round 8 | GUADELOUPE | 27 | 2♠ | ♦Q | +2 | -6 |
| -3.7 | Round 6 | BRIDGE 24 | 10 | 3NT | ♥K | -1 | -6 |
| -4.1 | Round 7 | INDONESIA | 20 | 4♠ | ♣8 | -2 | -3 |
| -4.3 | Round 3 | HEMANT JALAN | 19 | 2♠ | ♦K | +2 | -1 |
| -6.0 | Round 2 | CHONGQINGBANNAN | 13 | 5♠ | ♥A | +2 | -17 |