GUO Zhen Zhong · BEIJING LAWYERS
vs par split: bidding -0.62 · play -0.79
Strength of schedule: opponents averaged -0.29/bd (an easy draw) → opponent-adjusted -2.04/bd
Card play — on target: opening leads 71.4% #405 of 579 · declarer play 70.0% #330 of 579 · defence 68.2% #570 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 42.9% (7) | 100.0% (7) |
| Declarer play | 100.0% (1) | 66.7% (9) |
| Defence | 70.0% (10) | 66.7% (12) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 66.7% (3) · ♦ 0.0% (1) · ♣ 83.3% (6)
vs par by strain: NT -0.14 (14) · a suit -2.04 (28)
vs par by level: part-score -0.67 (21) · game -5.00 (17) · slam +10.00 (4)
By role: declaring -2.12/bd (-4.60 vs par · 20) · defending -1.41/bd (+1.50 vs par · 22)
By vulnerability: vulnerable -1.62/bd (-2.00 vs par · 21) · not vulnerable -1.88/bd (-0.81 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | F.Wang | J.Shih – P.Wang | Open | 7 | -18.6 | -2.66 | -4.14 |
| Round 2 | X.Xue | S.Wang – R.Shi | Closed | 7 | +7.0 | +1.00 | -0.86 |
| Round 3 | F.Wang | M.Barhbarh – J.Ech Cherif Alkettani | Closed | 7 | -33.0 | -4.71 | -1.00 |
| Round 5 | X.Xue | Z.Wang – D.Zou | Open | 7 | -5.6 | -0.80 | -1.00 |
| Round 6 | F.Wang | J.Yao – Y.Tang | Closed | 7 | -20.6 | -2.94 | -5.29 |
| Round 8 | F.Wang | U.Wenning – H.Frerichs | Open | 7 | -2.7 | -0.39 | +3.86 |
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 |
|---|---|---|---|---|---|---|---|
| +9.2 | Round 2 | HONG KONG HAI JIU | 10 | 6♠ | ♣5 | -2 | +13 |
| +6.5 | Round 6 | LUDUS | 12 | 3NT | ♠2 | +1 | +0 |
| +5.0 | Round 1 | YEH MIX | 4 | 1NT | ♣9 | -2 | +2 |
| +4.2 | Round 5 | HEILONGJIANG TEAM | 1 | 2NT | ♦4 | +1 | +6 |
| +4.0 | Round 8 | BERLIN | 22 | 6♦ | ♥9 | -1 | +12 |
| +3.2 | Round 8 | BERLIN | 27 | 3♠ | ♣10 | = | +6 |
| +2.6 | Round 2 | HONG KONG HAI JIU | 12 | 2NT | ♥10 | -1 | +5 |
| +2.4 | Round 2 | HONG KONG HAI JIU | 14 | 2♠ | ♥A | = | +0 |
| +2.0 | Round 2 | HONG KONG HAI JIU | 13 | 4♥ | ♣10 | +2 | +1 |
| +1.0 | Round 5 | HEILONGJIANG TEAM | 7 | 4♠ | ♠6 | = | +0 |
| +0.6 | Round 3 | MOROCCAN OPEN T | 17 | 2♠ | ♦7 | -1 | +3 |
| +0.4 | Round 5 | HEILONGJIANG TEAM | 5 | 2♥ | ♣A | +1 | +0 |
| +0.3 | Round 1 | YEH MIX | 3 | 2NT | ♠9 | +1 | -1 |
| +0.3 | Round 2 | HONG KONG HAI JIU | 11 | 4♠ | ♥K | +1 | -10 |
| +0.0 | Round 8 | BERLIN | 23 | 1♠ | ♦10 | +1 | +0 |
| -0.1 | Round 6 | LUDUS | 13 | 1NT | ♠A | -1 | -1 |
| -0.6 | Round 5 | HEILONGJIANG TEAM | 2 | 2♥ | ♠9 | +1 | +0 |
| -0.7 | Round 1 | YEH MIX | 5 | 2♠ | ♥3 | +2 | -1 |
| -1.2 | Round 3 | MOROCCAN OPEN T | 18 | 2NT | ♦2 | -1 | -2 |
| -1.9 | Round 5 | HEILONGJIANG TEAM | 3 | 3NT | ♠10 | -2 | -6 |
| -2.0 | Round 8 | BERLIN | 25 | 4♠x | ♦A | -3 | +3 |
| -2.0 | Round 8 | BERLIN | 26 | 3NT | ♠3 | = | +0 |
| -2.1 | Round 6 | LUDUS | 11 | 4♣ | ♣2 | = | +0 |
| -2.2 | Round 5 | HEILONGJIANG TEAM | 4 | 3♠ | ♦3 | +2 | -9 |
| -2.4 | Round 8 | BERLIN | 28 | 3♥ | ♣8 | = | +7 |
| -2.6 | Round 2 | HONG KONG HAI JIU | 8 | 2♠ | ♥K | = | -5 |
| -2.8 | Round 6 | LUDUS | 14 | 5♣ | ♥A | = | -3 |
| -3.0 | Round 3 | MOROCCAN OPEN T | 20 | 3NT | ♠7 | +1 | +12 |
| -3.4 | Round 1 | YEH MIX | 1 | 2♠ | ♦J | -1 | +2 |
| -3.5 | Round 3 | MOROCCAN OPEN T | 15 | 2♥ | ♣J | = | -5 |
| -3.5 | Round 8 | BERLIN | 24 | 5♥ | ♠A | +1 | -1 |
| -4.4 | Round 1 | YEH MIX | 2 | 4♠ | ♦6 | -4 | -8 |
| -4.7 | Round 3 | MOROCCAN OPEN T | 16 | 3NT | ♥2 | +3 | -11 |
| -5.4 | Round 6 | LUDUS | 10 | 3NTx | ♠8 | -1 | -8 |
| -5.5 | Round 6 | LUDUS | 8 | 2♠ | ♣A | -1 | -9 |
| -6.2 | Round 1 | YEH MIX | 6 | 3NT | ♠Q | = | -11 |
| -6.5 | Round 5 | HEILONGJIANG TEAM | 6 | 7♣ | ♥6 | = | +2 |
| -6.9 | Round 2 | HONG KONG HAI JIU | 9 | 5♣ | ♦A | -1 | -10 |
| -7.6 | Round 3 | MOROCCAN OPEN T | 21 | 4♠ | ♦K | +2 | -17 |
| -9.2 | Round 1 | YEH MIX | 7 | 3♠ | ♥J | -1 | -12 |
| -11.2 | Round 6 | LUDUS | 9 | 5♦ | ♦Q | -1 | -16 |
| -13.6 | Round 3 | MOROCCAN OPEN T | 19 | 6NT | ♣J | = | +13 |