CHEN Cian-Han · CHINESE TAIPEI U21
vs par split: bidding -1.48 · play -0.83
Strength of schedule: opponents averaged +0.43/bd (a tough draw) → opponent-adjusted -1.41/bd
Card play — on target: opening leads 68.8% #15 of 18 · declarer play 75.0% #10 of 18 · defence 80.0% #14 of 18
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 72.7% (11) |
| Declarer play | 50.0% (2) | 100.0% (2) |
| Defence | 75.0% (8) | 81.8% (22) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 100.0% (3) · ♦ 50.0% (4) · ♣ 60.0% (5)
vs par by strain: NT -1.64 (11) · a suit -2.55 (31)
vs par by level: part-score -3.20 (10) · game -1.31 (29) · slam -9.00 (3)
By role: declaring -1.84/bd (-5.67 vs par · 12) · defending -1.84/bd (-0.97 vs par · 30)
By vulnerability: vulnerable -2.40/bd (-2.90 vs par · 21) · not vulnerable -1.28/bd (-1.71 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | X.Lin | M.Kemeny – Z.Argay | Closed | 14 | -17.8 | -1.27 | -1.79 |
| Semifinal | X.Lin | F.Kurlit – K.Kuflowski | Open | 14 | -42.0 | -3.00 | -5.00 |
| Final | X.Lin | S.Gras – J.Pilat | Closed | 14 | -17.4 | -1.24 | -0.14 |
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 |
|---|---|---|---|---|---|---|---|
| +9.7 | Quarterfinal | HUNGARY U21 | 6 | 5♣x | ♦10 | -1 | +6 |
| +7.0 | Final | DABROWKA WZBS POZNAN | 5 | 6♦ | ♥2 | +1 | -2 |
| +6.0 | Quarterfinal | HUNGARY U21 | 5 | 5♦ | ♠A | = | +0 |
| +5.6 | Quarterfinal | HUNGARY U21 | 11 | 4♠ | ♣3 | -2 | +0 |
| +4.0 | Quarterfinal | HUNGARY U21 | 7 | 2♣ | ♠3 | -1 | +0 |
| +4.0 | Final | DABROWKA WZBS POZNAN | 4 | 4♥ | ♠Q | = | +0 |
| +2.7 | Semifinal | CKIS SKAWINA U18 | 13 | 3♥ | ♦A | = | -7 |
| +2.7 | Final | DABROWKA WZBS POZNAN | 3 | 3♣ | ♠K | -1 | -2 |
| +2.0 | Semifinal | CKIS SKAWINA U18 | 11 | 3NT | ♦9 | +3 | -1 |
| +2.0 | Final | DABROWKA WZBS POZNAN | 8 | 3NT | ♥7 | -2 | +5 |
| +1.3 | Semifinal | CKIS SKAWINA U18 | 5 | 4♥ | ♠A | +1 | +0 |
| +0.9 | Quarterfinal | HUNGARY U21 | 1 | 5♦ | ♠3 | -1 | +5 |
| +0.7 | Semifinal | CKIS SKAWINA U18 | 14 | 3♥ | ♣K | = | +1 |
| +0.3 | Final | DABROWKA WZBS POZNAN | 2 | 3NT | ♥2 | = | +1 |
| +0.3 | Final | DABROWKA WZBS POZNAN | 12 | 3NT | ♥7 | +1 | +1 |
| -0.0 | Quarterfinal | HUNGARY U21 | 9 | 4♥ | ♣A | = | +1 |
| -0.3 | Semifinal | CKIS SKAWINA U18 | 4 | 3NT | ♥Q | +2 | +0 |
| -0.3 | Semifinal | CKIS SKAWINA U18 | 8 | 3♦ | ♣2 | = | +0 |
| -0.3 | Final | DABROWKA WZBS POZNAN | 11 | 4♥ | ♠A | +2 | +8 |
| -0.7 | Semifinal | CKIS SKAWINA U18 | 10 | 4♥ | ♠J | +1 | -13 |
| -1.7 | Semifinal | CKIS SKAWINA U18 | 3 | 5♣x | ♠A | -2 | -9 |
| -2.1 | Quarterfinal | HUNGARY U21 | 12 | 2♥ | ♠7 | +2 | -2 |
| -2.3 | Quarterfinal | HUNGARY U21 | 14 | 3♦ | ♥K | +1 | -6 |
| -2.3 | Final | DABROWKA WZBS POZNAN | 6 | 1NT | ♥8 | -1 | -2 |
| -2.7 | Final | DABROWKA WZBS POZNAN | 10 | 4♥ | ♠10 | -1 | +6 |
| -3.6 | Quarterfinal | HUNGARY U21 | 2 | 4♠ | ♥A | = | -8 |
| -3.6 | Quarterfinal | HUNGARY U21 | 3 | 4♠ | ♣A | = | -7 |
| -3.7 | Final | DABROWKA WZBS POZNAN | 7 | 3NT | ♠5 | +1 | +0 |
| -4.0 | Quarterfinal | HUNGARY U21 | 8 | 4♥ | ♣10 | +2 | -2 |
| -4.7 | Semifinal | CKIS SKAWINA U18 | 7 | 4♥ | ♦6 | +1 | -1 |
| -4.7 | Final | DABROWKA WZBS POZNAN | 9 | 3♦ | ♣A | = | -9 |
| -4.7 | Final | DABROWKA WZBS POZNAN | 14 | 3NT | ♣3 | +3 | -2 |
| -5.7 | Semifinal | CKIS SKAWINA U18 | 6 | 2♣ | ♣2 | +1 | -5 |
| -6.0 | Semifinal | CKIS SKAWINA U18 | 9 | 5♣x | ♠Q | -1 | -7 |
| -6.3 | Final | DABROWKA WZBS POZNAN | 1 | 3NT | ♣K | = | -6 |
| -7.3 | Quarterfinal | HUNGARY U21 | 13 | 4♠ | ♦K | +1 | +13 |
| -9.0 | Semifinal | CKIS SKAWINA U18 | 12 | 4♠ | ♦3 | = | +1 |
| -9.0 | Final | DABROWKA WZBS POZNAN | 13 | 3NT | ♠3 | = | +0 |
| -10.0 | Semifinal | CKIS SKAWINA U18 | 2 | 5♥ | ♦A | = | -15 |
| -10.1 | Quarterfinal | HUNGARY U21 | 10 | 6♣ | ♥A | -1 | -12 |
| -10.3 | Semifinal | CKIS SKAWINA U18 | 1 | 3NT | ♦6 | -1 | -14 |
| -11.0 | Quarterfinal | HUNGARY U21 | 4 | 6♠ | ♣Q | +1 | -13 |