CAI Linzhen · TIANJIN BRIDGESCHOOL
vs par split: bidding -1.25 · play -0.08
Strength of schedule: opponents averaged +0.17/bd (a tough draw) → opponent-adjusted -0.91/bd
Card play — on target: opening leads 85.7% #24 of 78 · declarer play 50.0% #64 of 78 · defence 82.1% #32 of 78
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 88.2% (17) |
| Declarer play | 50.0% (2) | 50.0% (6) |
| Defence | 60.0% (5) | 87.0% (23) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 100.0% (4) · ♦ 70.0% (10) · ♣ 100.0% (5)
vs par by strain: NT -3.79 (14) · a suit -0.32 (34)
vs par by level: part-score +0.00 (21) · game -2.04 (26) · slam -11.00 (1)
By role: declaring -1.74/bd (-5.45 vs par · 20) · defending -0.62/bd (+1.61 vs par · 28)
By vulnerability: vulnerable -2.58/bd (-2.54 vs par · 24) · not vulnerable +0.41/bd (-0.12 vs par · 24)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | X.Wei | J.Liu – Y.Chen | Open | 8 | -15.7 | -1.96 | -5.25 |
| Round 3 | X.Wei | J.Bakhshi – M.Bertheau | Open | 8 | -1.9 | -0.24 | -1.00 |
| Round 4 | X.Wei | N.Lang – F.Yu | Closed | 8 | -20.7 | -2.59 | -0.62 |
| Round 5 | X.Wei | X.Liu – X.Chen | Open | 8 | +0.8 | +0.10 | -2.62 |
| Round 7 | X.Wei | M.Tian – J.Yang | Open | 8 | -7.3 | -0.91 | -0.38 |
| Round 8 | X.Wei | A.Mehta – T.Chowdhury | Open | 8 | -7.3 | -0.91 | +1.88 |
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 |
|---|---|---|---|---|---|---|---|
| +7.2 | Round 8 | INDIA | 31 | 4♠ | ♦10 | -1 | +12 |
| +5.2 | Round 3 | SHARKS | 20 | 3NT | ♦Q | -1 | +6 |
| +4.7 | Round 7 | CS21MSCHOOL | 24 | 4♥ | ♦A | -2 | +5 |
| +4.6 | Round 8 | INDIA | 27 | 4♥x | ♦A | -1 | +6 |
| +4.2 | Round 2 | RDFZ ZHIHAOLE | 16 | 4♥ | ♣7 | -3 | -3 |
| +3.5 | Round 5 | CHINA RDFZ HOPE | 2 | 3♥ | ♣6 | -2 | +0 |
| +3.4 | Round 3 | SHARKS | 18 | 6NT | ♥10 | = | -11 |
| +3.2 | Round 5 | CHINA RDFZ HOPE | 4 | 1NT | ♠8 | = | +5 |
| +2.9 | Round 3 | SHARKS | 19 | 4♠ | ♣9 | = | +0 |
| +2.9 | Round 5 | CHINA RDFZ HOPE | 1 | 4♥ | ♦J | -2 | +6 |
| +2.6 | Round 7 | CS21MSCHOOL | 17 | 1NT | ♥2 | = | -1 |
| +2.2 | Round 2 | RDFZ ZHIHAOLE | 15 | 2♠ | ♣A | -2 | -1 |
| +2.1 | Round 2 | RDFZ ZHIHAOLE | 14 | 3♣ | ♣5 | = | -1 |
| +1.9 | Round 5 | CHINA RDFZ HOPE | 6 | 3NT | ♠Q | +1 | -11 |
| +1.3 | Round 8 | INDIA | 25 | 4♠ | ♣3 | +2 | +1 |
| +1.2 | Round 4 | SXMARS | 30 | 3NT | ♣4 | = | -2 |
| +0.8 | Round 7 | CS21MSCHOOL | 19 | 3NT | ♣J | -1 | -5 |
| +0.6 | Round 3 | SHARKS | 21 | 3♥ | ♠J | -2 | +2 |
| +0.2 | Round 5 | CHINA RDFZ HOPE | 7 | 3NT | ♠6 | -1 | +5 |
| -0.1 | Round 5 | CHINA RDFZ HOPE | 3 | 3NT | ♣J | +4 | -14 |
| -0.6 | Round 7 | CS21MSCHOOL | 21 | 3♠ | ♥K | +1 | +1 |
| -0.8 | Round 7 | CS21MSCHOOL | 22 | 4♠ | ♦10 | +2 | +11 |
| -1.0 | Round 4 | SXMARS | 27 | 4♥ | ♦K | = | +0 |
| -1.2 | Round 4 | SXMARS | 32 | 2NT | ♥6 | = | +9 |
| -1.3 | Round 7 | CS21MSCHOOL | 23 | 2♥ | ♦A | +1 | +0 |
| -1.4 | Round 3 | SHARKS | 24 | 2♥ | ♠A | = | +0 |
| -1.4 | Round 8 | INDIA | 30 | 4♠ | ♥4 | = | -3 |
| -1.5 | Round 2 | RDFZ ZHIHAOLE | 9 | 4♠ | ♥2 | +1 | +0 |
| -1.6 | Round 4 | SXMARS | 28 | 2♠ | ♥4 | +2 | -1 |
| -1.7 | Round 3 | SHARKS | 22 | 2♥ | ♦A | = | +0 |
| -1.8 | Round 4 | SXMARS | 26 | 2♥ | ♦A | -1 | +0 |
| -2.2 | Round 8 | INDIA | 29 | 2♠ | ♣4 | +2 | +10 |
| -2.5 | Round 7 | CS21MSCHOOL | 18 | 4♠ | ♣J | -1 | -1 |
| -2.8 | Round 2 | RDFZ ZHIHAOLE | 10 | 4♥ | ♣Q | -3 | -7 |
| -2.8 | Round 8 | INDIA | 28 | 2♦ | ♣A | +1 | +9 |
| -3.0 | Round 3 | SHARKS | 17 | 4♠ | ♣K | +1 | +0 |
| -3.0 | Round 4 | SXMARS | 25 | 2♥ | ♦10 | +2 | -1 |
| -3.5 | Round 2 | RDFZ ZHIHAOLE | 11 | 3♥ | ♠7 | +2 | -6 |
| -3.5 | Round 5 | CHINA RDFZ HOPE | 8 | 3♥ | ♣10 | = | +1 |
| -5.5 | Round 4 | SXMARS | 31 | 3♥ | ♠2 | +1 | -10 |
| -6.5 | Round 8 | INDIA | 26 | 4♠ | ♥5 | -1 | -12 |
| -7.2 | Round 2 | RDFZ ZHIHAOLE | 12 | 3NTx | ♠2 | -1 | -13 |
| -7.3 | Round 5 | CHINA RDFZ HOPE | 5 | 4♠ | ♥J | +1 | -13 |
| -7.5 | Round 8 | INDIA | 32 | 3NT | ♠10 | +2 | -8 |
| -7.8 | Round 4 | SXMARS | 29 | 3NT | ♥6 | +1 | +0 |
| -7.9 | Round 3 | SHARKS | 23 | 2♦ | ♠8 | -3 | -5 |
| -9.2 | Round 2 | RDFZ ZHIHAOLE | 13 | 3♥ | ♦A | -1 | -11 |
| -10.2 | Round 7 | CS21MSCHOOL | 20 | 3NT | ♠10 | -1 | -13 |