LIAO Zhengjiang · ZHAOHENG
292rank
-12.4Butler · 100 bds
-0.12per board
±4.1swing
-0.88vs par /bd · #416/478
-0.17adjusted /bd
by round
vs par split: bidding -1.00 · play +0.08
Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted -0.17/bd
Card play — on target: opening leads 61.9% #419 of 476 · declarer play 81.0% #185 of 478 · defence 80.4% #379 of 478
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (10) | 72.7% (11) |
| Declarer play | 71.4% (7) | 85.7% (14) |
| Defence | 81.0% (21) | 80.0% (25) |
Opening leads by suit led: ♠ 66.7% (6) · ♥ 60.0% (5) · ♦ 60.0% (5) · ♣ 60.0% (5)
vs par by strain: NT +0.28 (36) · a suit -1.60 (63)
vs par by level: part-score -0.61 (39) · game -0.71 (52) · slam -3.75 (8)
By role: declaring -0.18/bd (-2.38 vs par · 53) · defending -0.06/bd (+0.81 vs par · 47)
By vulnerability: vulnerable +0.03/bd (-0.90 vs par · 49) · not vulnerable -0.27/bd (-0.86 vs par · 51)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Z.Xie | V.Marashev – I.Tsonchev | Closed | 10 | +18.7 | +1.87 | -0.20 |
| Round 2 | Z.Xie | F.Piedra – B.Igla | Open | 10 | -26.1 | -2.61 | -1.70 |
| Round 3 | Z.Xie | S.Ekenberg – S.Hult | Open | 10 | -7.4 | -0.74 | -0.40 |
| Round 4 | Z.Xie | M.Suranyi – P.Talyigas | Closed | 10 | -5.7 | -0.57 | -1.10 |
| Round 5 | Z.Xie | Y.Han – W.Mou | Closed | 10 | -3.3 | -0.33 | -2.50 |
| Round 6 | Z.Xie | B.Miller – V.Gupta | Open | 10 | +24.6 | +2.46 | +0.20 |
| Round 7 | Z.Xie | S.Punch – S.Peterkin | Open | 10 | -12.0 | -1.20 | -3.20 |
| Round 8 | Z.Xie | B.Payen – E.Mauberquez | Closed | 10 | -0.6 | -0.06 | -2.00 |
| Round 9 | Z.Xie | A.Bianchedi – A.Madala | Closed | 10 | -7.2 | -0.72 | -0.20 |
| Round 10 | Z.Xie | S.Chokshi – K.Anklesaria | Open | 10 | +6.6 | +0.66 | +2.30 |
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 |
|---|---|---|---|---|---|---|---|
| +9.5 | Round 1 | ROSE | 7 | 3NT | ♠5 | -1 | +12 |
| +9.2 | Round 6 | GUPTA | 4 | 5♦ | ♥K | = | +0 |
| +6.1 | Round 1 | ROSE | 6 | 2NT | ♣2 | +2 | +10 |
| +5.9 | Round 9 | LAVAZZA | 18 | 4♠ | ♥3 | -2 | +8 |
| +5.8 | Round 1 | ROSE | 9 | 5♦x | ♥3 | = | +4 |
| +5.7 | Round 5 | GENSCRIPT | 21 | 6♣ | ♥3 | = | -2 |
| +5.7 | Round 6 | GUPTA | 5 | 4♠x | ♠6 | -2 | +5 |
| +5.6 | Round 7 | MIXED UP | 14 | 4♠ | ♦6 | -1 | -2 |
| +5.2 | Round 8 | PAYEN | 8 | 4♠ | ♠3 | -1 | +5 |
| +5.1 | Round 4 | LOVEBRIDGE | 11 | 3♦ | ♣K | -1 | +9 |
| +5.1 | Round 10 | FORMIDABLES | 30 | 1NT | ♠7 | -3 | +6 |
| +4.7 | Round 6 | GUPTA | 2 | 5♦ | ♠J | = | +3 |
| +4.6 | Round 10 | FORMIDABLES | 22 | 2♥ | ♣3 | +1 | +11 |
| +4.4 | Round 8 | PAYEN | 1 | 3NT | ♠3 | +1 | +7 |
| +4.2 | Round 8 | PAYEN | 10 | 2NT | ♠4 | = | +6 |
| +4.1 | Round 1 | ROSE | 8 | 4♥ | ♦K | = | +0 |
| +4.0 | Round 4 | LOVEBRIDGE | 19 | 4♥ | ♠3 | -1 | +5 |
| +3.8 | Round 6 | GUPTA | 10 | 1NT | ♦Q | = | -1 |
| +3.5 | Round 2 | VENTIN | 19 | 4♠ | ♣4 | -2 | +13 |
| +3.4 | Round 4 | LOVEBRIDGE | 14 | 3NT | ♣2 | +1 | +1 |
| +3.4 | Round 6 | GUPTA | 1 | 3♥ | ♠9 | -3 | +6 |
| +3.1 | Round 10 | FORMIDABLES | 27 | 4♥ | ♥5 | -1 | +10 |
| +2.6 | Round 4 | LOVEBRIDGE | 12 | 3♣ | ♦9 | = | +5 |
| +2.4 | Round 7 | MIXED UP | 16 | 6♠ | ♠3 | +1 | -11 |
| +2.3 | Round 3 | SCHWARTZ | 6 | 3NT | ♦3 | -1 | +5 |
| +2.2 | Round 3 | SCHWARTZ | 10 | 4♥ | ♥J | -3 | +10 |
| +2.0 | Round 6 | GUPTA | 9 | 1NT | ♥5 | -1 | +0 |
| +1.9 | Round 1 | ROSE | 2 | 3♥ | ♦10 | = | +0 |
| +1.8 | Round 9 | LAVAZZA | 13 | 3NT | ♥3 | +2 | +0 |
| +1.7 | Round 3 | SCHWARTZ | 5 | 2♥ | ♣9 | = | +0 |
| +1.7 | Round 4 | LOVEBRIDGE | 13 | 1NT | ♦9 | = | -1 |
| +1.7 | Round 8 | PAYEN | 9 | 3♦ | ♠8 | -1 | +1 |
| +1.6 | Round 5 | GENSCRIPT | 27 | 2♦ | ♥J | -1 | -3 |
| +1.6 | Round 10 | FORMIDABLES | 28 | 2♠ | ♥A | = | +0 |
| +1.3 | Round 1 | ROSE | 10 | 4♥ | ♠5 | +2 | +1 |
| +1.2 | Round 7 | MIXED UP | 12 | 1NT | ♦A | +2 | +1 |
| +1.1 | Round 5 | GENSCRIPT | 24 | 6♦ | ♣K | = | -2 |
| +0.9 | Round 3 | SCHWARTZ | 1 | 1NT | ♥9 | = | -1 |
| +0.8 | Round 5 | GENSCRIPT | 28 | Pass | +3 | ||
| +0.7 | Round 6 | GUPTA | 7 | 3♣ | ♥3 | +1 | +0 |
| +0.6 | Round 6 | GUPTA | 3 | 1NT | ♥J | = | -2 |
| +0.6 | Round 9 | LAVAZZA | 12 | 6♦ | ♣A | = | +2 |
| +0.4 | Round 5 | GENSCRIPT | 23 | 4♥ | ♦4 | -1 | -9 |
| +0.2 | Round 5 | GENSCRIPT | 29 | 3NT | ♥8 | +1 | +1 |
| +0.2 | Round 9 | LAVAZZA | 19 | 3♦ | ♥3 | +1 | -1 |
| +0.1 | Round 2 | VENTIN | 18 | 3NT | ♠Q | +1 | +0 |
| +0.0 | Round 1 | ROSE | 5 | 2♦ | ♥2 | -1 | -5 |
| +0.0 | Round 2 | VENTIN | 12 | 2♥ | ♦3 | = | -1 |
| +0.0 | Round 3 | SCHWARTZ | 4 | 2♦ | ♥A | -1 | +0 |
| +0.0 | Round 3 | SCHWARTZ | 9 | 3NT | ♠6 | = | +1 |
| +0.0 | Round 5 | GENSCRIPT | 30 | 4♠ | ♥A | = | +0 |
| -0.1 | Round 2 | VENTIN | 11 | 2♥ | ♦9 | -2 | +1 |
| -0.1 | Round 9 | LAVAZZA | 20 | 3NT | ♥3 | +2 | +13 |
| -0.2 | Round 10 | FORMIDABLES | 25 | 3NT | ♣6 | +1 | -1 |
| -0.3 | Round 9 | LAVAZZA | 16 | 5♥ | ♠A | = | -4 |
| -0.4 | Round 7 | MIXED UP | 13 | 6♠ | ♣2 | = | +8 |
| -0.5 | Round 7 | MIXED UP | 18 | 3NT | ♥4 | +1 | +1 |
| -0.5 | Round 8 | PAYEN | 6 | 3NT | ♠9 | = | +0 |
| -0.6 | Round 5 | GENSCRIPT | 25 | 3NT | ♥3 | +2 | -1 |
| -0.6 | Round 10 | FORMIDABLES | 29 | 3NT | ♣4 | = | -1 |
| -0.7 | Round 2 | VENTIN | 13 | 4♥ | ♦J | +1 | +0 |
| -0.8 | Round 7 | MIXED UP | 20 | 3♠ | ♦5 | = | +0 |
| -0.8 | Round 9 | LAVAZZA | 17 | 5♣x | ♥3 | -2 | -4 |
| -0.9 | Round 10 | FORMIDABLES | 21 | 3NT | ♣2 | = | +0 |
| -1.2 | Round 1 | ROSE | 1 | 2♠ | ♦Q | +1 | +0 |
| -1.2 | Round 10 | FORMIDABLES | 24 | 6NT | ♠J | = | +0 |
| -1.3 | Round 10 | FORMIDABLES | 23 | 5♦x | ♣K | -1 | -2 |
| -1.4 | Round 4 | LOVEBRIDGE | 16 | 1NT | ♣3 | +1 | +0 |
| -1.5 | Round 8 | PAYEN | 7 | 3♦ | ♥10 | = | -10 |
| -1.6 | Round 4 | LOVEBRIDGE | 20 | 2♠ | ♦A | = | -5 |
| -1.6 | Round 8 | PAYEN | 3 | 3NT | ♦J | -1 | -12 |
| -1.7 | Round 1 | ROSE | 4 | 5♦ | ♥2 | +1 | -10 |
| -1.7 | Round 2 | VENTIN | 20 | 2♠ | ♥A | = | +0 |
| -1.8 | Round 2 | VENTIN | 17 | 4NT | ♠Q | = | +0 |
| -1.9 | Round 9 | LAVAZZA | 11 | 3NT | ♣Q | = | +1 |
| -2.2 | Round 6 | GUPTA | 6 | 4♠ | ♣A | -1 | -4 |
| -2.2 | Round 7 | MIXED UP | 17 | 3♥ | ♣J | -1 | -4 |
| -2.7 | Round 8 | PAYEN | 5 | 3NT | ♠3 | +2 | +0 |
| -2.8 | Round 3 | SCHWARTZ | 7 | 3NT | ♦3 | +4 | -3 |
| -2.9 | Round 5 | GENSCRIPT | 26 | 3♦ | ♠6 | -2 | -2 |
| -3.1 | Round 4 | LOVEBRIDGE | 17 | 3♥ | ♦K | +1 | -6 |
| -3.1 | Round 7 | MIXED UP | 19 | 3♥ | ♦K | = | -7 |
| -3.1 | Round 8 | PAYEN | 4 | 4♥ | ♠10 | -1 | -6 |
| -3.2 | Round 3 | SCHWARTZ | 8 | 3♣ | ♦6 | = | -5 |
| -3.3 | Round 6 | GUPTA | 8 | 3♣ | ♣2 | = | -5 |
| -3.6 | Round 7 | MIXED UP | 11 | 2NT | ♣Q | -2 | -6 |
| -3.6 | Round 9 | LAVAZZA | 14 | 3NT | ♥3 | -2 | -6 |
| -3.6 | Round 10 | FORMIDABLES | 26 | 3NT | ♥10 | = | +0 |
| -3.7 | Round 2 | VENTIN | 15 | 4♥ | ♦6 | +1 | -6 |
| -3.8 | Round 3 | SCHWARTZ | 2 | 4♠ | ♣A | -1 | -9 |
| -4.1 | Round 4 | LOVEBRIDGE | 18 | 3♥ | ♣6 | -1 | -4 |
| -4.7 | Round 3 | SCHWARTZ | 3 | 5♦ | ♠4 | -4 | -2 |
| -6.7 | Round 8 | PAYEN | 2 | 3♠ | ♥A | +1 | -11 |
| -7.1 | Round 1 | ROSE | 3 | 4♥ | ♠6 | +2 | -14 |
| -9.0 | Round 9 | LAVAZZA | 15 | 6♣ | ♥K | -1 | -11 |
| -9.6 | Round 5 | GENSCRIPT | 22 | 3NTx | ♥10 | = | -10 |
| -10.6 | Round 2 | VENTIN | 16 | 6♦ | ♣A | -1 | -14 |
| -10.6 | Round 7 | MIXED UP | 15 | 4♥ | ♦7 | -1 | -12 |
| -11.1 | Round 2 | VENTIN | 14 | 3NTx | ♦8 | = | -10 |
| -12.3 | Round 4 | LOVEBRIDGE | 15 | 5♠x | ♣5 | = | -15 |