XIAO Eric · USS UNSINKABLE
vs par split: bidding -0.19 · play -0.35
Strength of schedule: opponents averaged +0.05/bd (a tough draw) → opponent-adjusted -0.05/bd
Card play — on target: opening leads 81.0% #8 of 18 · declarer play 88.2% #5 of 18 · defence 82.5% #9 of 18
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 62.5% (8) | 92.3% (13) |
| Declarer play | 75.0% (4) | 92.3% (13) |
| Defence | 80.0% (15) | 84.0% (25) |
Opening leads by suit led: ♠ 80.0% (10) · ♥ 60.0% (5) · ♦ 100.0% (4) · ♣ 100.0% (2)
vs par by strain: NT -1.83 (24) · a suit +0.10 (48)
vs par by level: part-score -0.25 (24) · game -0.48 (46) · slam -5.50 (2)
By role: declaring +1.68/bd (-1.72 vs par · 32) · defending -1.52/bd (+0.40 vs par · 40)
By vulnerability: vulnerable -0.61/bd (-1.67 vs par · 39) · not vulnerable +0.50/bd (+0.79 vs par · 33)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Semifinal | J.Xiao | J.Michalski – F.Stezala | Closed | 12 | +8.4 | +0.70 | -0.67 |
| Semifinal | J.Xiao | J.Michalski – F.Stezala | Open | 12 | -4.6 | -0.38 | +2.00 |
| Semifinal | J.Xiao | I.Kotewicz – A.Wojtowicz | Closed | 12 | +36.0 | +3.00 | -3.08 |
| Final | J.Xiao | BHATT ANSHUL – D.Li | Closed | 12 | -5.6 | -0.47 | -0.67 |
| Final | J.Xiao | J.Vahk – A.Pedmanson | Closed | 12 | -20.5 | -1.71 | -1.58 |
| Final | B.Zhang | J.Vahk – A.Pedmanson | Closed | 12 | -21.0 | -1.75 | +0.75 |
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 |
|---|---|---|---|---|---|---|---|
| +13.0 | Semifinal | CKIS SKAWINA U12 | 40 | 3♥ | ♦5 | -1 | +6 |
| +13.0 | Semifinal | CKIS SKAWINA U12 | 48 | 3NT | ♠3 | = | +0 |
| +9.3 | Semifinal | CKIS SKAWINA U12 | 24 | 4♠ | ♣8 | +2 | +2 |
| +9.3 | Semifinal | CKIS SKAWINA U12 | 36 | 5♣x | ♦A | -4 | +4 |
| +8.0 | Final | BLITZ | 29 | 5♣ | ♠7 | -2 | +12 |
| +7.0 | Semifinal | CKIS SKAWINA U12 | 22 | 4♠ | ♥K | -3 | +7 |
| +7.0 | Semifinal | CKIS SKAWINA U12 | 44 | 2♥ | ♣Q | +1 | +7 |
| +6.3 | Final | BLITZ | 32 | 2♠ | ♣5 | = | +5 |
| +6.0 | Semifinal | CKIS SKAWINA U12 | 38 | 3♥ | ♠5 | -1 | -10 |
| +6.0 | Final | BLITZ | 37 | 3NT | ♠Q | = | +0 |
| +5.7 | Final | BLITZ | 8 | 4♥ | ♣4 | -3 | +6 |
| +5.3 | Semifinal | CKIS SKAWINA U12 | 30 | 2♣ | ♥8 | +1 | +5 |
| +4.0 | Final | BLITZ | 9 | 4♣ | ♦A | +1 | -4 |
| +4.0 | Final | BLITZ | 40 | 4♥ | ♦5 | -1 | +6 |
| +3.3 | Semifinal | CKIS SKAWINA U12 | 31 | 4♥ | ♣5 | = | +0 |
| +3.3 | Final | BLITZ | 5 | 6♦ | ♣A | = | -2 |
| +3.3 | Final | BLITZ | 33 | 4♠ | ♥A | -1 | +5 |
| +3.0 | Semifinal | CKIS SKAWINA U12 | 15 | 3NT | ♥4 | +2 | -10 |
| +3.0 | Semifinal | CKIS SKAWINA U12 | 19 | 2♦ | ♣10 | = | +5 |
| +3.0 | Semifinal | CKIS SKAWINA U12 | 42 | 3NT | ♦Q | -1 | -12 |
| +3.0 | Final | BLITZ | 12 | 3NT | ♠5 | = | +0 |
| +2.7 | Semifinal | CKIS SKAWINA U12 | 33 | 2♥ | ♥K | +1 | +6 |
| +2.7 | Final | BLITZ | 3 | 3♣ | ♦5 | -1 | -2 |
| +1.0 | Semifinal | CKIS SKAWINA U12 | 13 | 3NT | ♠Q | +1 | +0 |
| +1.0 | Semifinal | CKIS SKAWINA U12 | 21 | 3♦ | ♠10 | +1 | -11 |
| +1.0 | Semifinal | CKIS SKAWINA U12 | 46 | 4♠ | ♥8 | = | -1 |
| +1.0 | Final | BLITZ | 44 | 4♠ | ♦8 | +1 | +8 |
| -0.0 | Semifinal | CKIS SKAWINA U12 | 16 | 3NT | ♣10 | = | -1 |
| -0.0 | Semifinal | CKIS SKAWINA U12 | 17 | 4♠ | ♦K | = | +0 |
| +0.0 | Semifinal | CKIS SKAWINA U12 | 25 | 3NT | ♥6 | +2 | +10 |
| -0.0 | Semifinal | CKIS SKAWINA U12 | 41 | 4♥ | ♦Q | +2 | -9 |
| -0.0 | Semifinal | CKIS SKAWINA U12 | 43 | 4♥ | ♠A | +1 | -8 |
| -0.0 | Semifinal | CKIS SKAWINA U12 | 45 | 4♠ | ♣Q | = | +0 |
| -0.0 | Semifinal | CKIS SKAWINA U12 | 47 | 3NT | ♠5 | -1 | -15 |
| -0.0 | Final | BLITZ | 4 | 4♥ | ♣3 | = | +0 |
| -0.0 | Final | BLITZ | 6 | 1NT | ♦3 | -2 | -1 |
| -0.0 | Final | BLITZ | 39 | 2♣ | ♥9 | -3 | +0 |
| -0.0 | Final | BLITZ | 43 | 3♠ | ♥8 | +1 | -6 |
| -0.0 | Final | BLITZ | 46 | 5♦ | ♠A | -1 | +8 |
| -0.3 | Semifinal | CKIS SKAWINA U12 | 18 | 3♠ | ♣10 | = | +7 |
| -0.3 | Semifinal | CKIS SKAWINA U12 | 29 | 5♥ | ♠A | = | +0 |
| -0.3 | Semifinal | CKIS SKAWINA U12 | 32 | 2NT | ♠A | = | +1 |
| -0.3 | Final | BLITZ | 28 | 3NT | ♠4 | -1 | -13 |
| -0.3 | Final | BLITZ | 31 | 4NT | ♠4 | = | +0 |
| -1.0 | Semifinal | CKIS SKAWINA U12 | 35 | 4♠ | ♥10 | +1 | +0 |
| -1.0 | Final | BLITZ | 45 | 3♣ | ♠K | +2 | +10 |
| -1.0 | Final | BLITZ | 47 | 3NT | ♠9 | +4 | +14 |
| -1.3 | Semifinal | CKIS SKAWINA U12 | 34 | 4♥ | ♣J | +2 | +13 |
| -1.3 | Final | BLITZ | 30 | 3♦ | ♥3 | +2 | +7 |
| -1.7 | Final | BLITZ | 2 | 3NT | ♠6 | +2 | -1 |
| -2.0 | Semifinal | CKIS SKAWINA U12 | 14 | 3NT | ♠J | = | +1 |
| -2.0 | Semifinal | CKIS SKAWINA U12 | 39 | 3NT | ♦4 | -1 | +5 |
| -2.0 | Final | BLITZ | 1 | 2♠ | ♦5 | +2 | -1 |
| -3.0 | Final | BLITZ | 48 | 4♥ | ♦5 | -2 | -8 |
| -3.3 | Final | BLITZ | 7 | 3NT | ♠5 | +1 | +0 |
| -3.3 | Final | BLITZ | 34 | 4♠ | ♦A | = | -10 |
| -4.0 | Final | BLITZ | 11 | 5♥ | ♠3 | = | +8 |
| -4.0 | Final | BLITZ | 25 | 6♦ | ♠6 | = | -9 |
| -4.3 | Semifinal | CKIS SKAWINA U12 | 28 | 3NT | ♥J | +2 | +0 |
| -4.3 | Final | BLITZ | 27 | 5NT | ♦5 | = | +0 |
| -5.0 | Semifinal | CKIS SKAWINA U12 | 37 | 3♥ | ♠5 | -2 | +0 |
| -6.0 | Final | BLITZ | 35 | 3NT | ♣4 | +1 | +0 |
| -6.3 | Semifinal | CKIS SKAWINA U12 | 23 | 4♠x | ♦10 | +1 | -7 |
| -6.3 | Final | BLITZ | 26 | 3♦x | ♣5 | -1 | -6 |
| -6.7 | Semifinal | CKIS SKAWINA U12 | 26 | 4♠x | ♥K | +1 | -6 |
| -7.0 | Final | BLITZ | 38 | 3♥ | ♠K | = | -12 |
| -7.3 | Semifinal | CKIS SKAWINA U12 | 20 | 2♣x | ♥K | -1 | -1 |
| -8.0 | Final | BLITZ | 42 | 1NT | ♠6 | +1 | -1 |
| -11.3 | Semifinal | CKIS SKAWINA U12 | 27 | 4♠x | ♥7 | -2 | -9 |
| -12.0 | Final | BLITZ | 41 | 2♠x | ♦3 | +1 | -10 |
| -12.3 | Final | BLITZ | 36 | 3NT | ♥2 | = | -10 |
| -13.3 | Final | BLITZ | 10 | 3NT | ♥10 | +2 | -11 |