ZHOU Zhiwei · BRIDGE SCHOOL TEAM1
vs par split: bidding -0.08 · play +0.65
Strength of schedule: opponents averaged -0.41/bd (an easy draw) → opponent-adjusted +0.66/bd
Card play — on target: opening leads 84.6% #41 of 144 · declarer play 85.7% #20 of 144 · defence 82.4% #48 of 144
Bidding activity — not a pass: 43.5% #51 of 144 (84/193)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 81.8% (11) |
| Declarer play | 83.3% (6) | 87.5% (8) |
| Defence | 50.0% (6) | 89.3% (28) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 100.0% (2) · ♦ 83.3% (6) · ♣ 100.0% (2)
vs par by strain: NT -0.94 (18) · a suit +1.07 (54)
vs par by level: part-score +0.55 (40) · game +0.30 (30) · slam +5.00 (2)
By role: declaring +1.51/bd (-0.37 vs par · 38) · defending +0.61/bd (+1.94 vs par · 35)
By vulnerability: vulnerable +0.74/bd (+0.77 vs par · 34) · not vulnerable +1.37/bd (+0.72 vs par · 39)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Li | M.Moe – S.Lillejord | Closed | 8 | -6.7 | -0.84 | -1.50 |
| Round 2 | M.Li | T.Lillejord – B.Moe | Closed | 8 | -10.4 | -1.30 | -3.00 |
| Round 3 | Z.Fan | N.Szulczynska – E.Tosko | Closed | 8 | +30.5 | +3.81 | +2.75 |
| Round 4 | Z.Fan | M.Piatkowska – O.Wroblewska | Open | 8 | +16.2 | +2.02 | +5.00 |
| Round 5 | Z.Fan | H.Swiatek – M.Swiatek | Closed | 8 | +17.0 | +2.12 | +1.38 |
| Round 6 | M.Li | A.Chmielewska – A.Stachura | Closed | 8 | -8.7 | -1.09 | -4.38 |
| Round 7 | Z.Fan | M.Adamczak – M.Holowacz | Open | 8 | -8.9 | -1.11 | -1.75 |
| Round 8 | S.Dai | J.Lee – L.Blocher | Open | 8 | -1.5 | -0.19 | -2.12 |
| Round 9 | Z.Fan | C.Liu – B.Pang | Open | 1 | +9.9 | +9.90 | +13.00 |
| Round 10 | M.Li | J.Kutylowski – F.Cyran | Closed | 8 | +41.2 | +5.15 | +8.75 |
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 |
|---|---|---|---|---|---|---|---|
| +9.9 | Round 9 | BRIDGE SCHOOL TEAM2 | 11 | Adj. | ♦A | +13 | |
| +8.9 | Round 3 | KL3 KBSM3 | 13 | 4♠ | ♦A | -1 | +6 |
| +8.2 | Round 7 | AZS UW WARSAW 1 | 24 | 4♠x | ♣A | = | +10 |
| +8.0 | Round 2 | THE BAST | 8 | 6♦ | ♥K | -1 | +10 |
| +7.6 | Round 4 | AZS UW GOL GIRLS | 26 | 6♠ | ♦5 | = | +0 |
| +7.5 | Round 3 | KL3 KBSM3 | 16 | 3♠ | ♦A | +1 | +10 |
| +7.3 | Round 1 | THE VIKINGS | 25 | 3NT | ♥T | = | -1 |
| +7.2 | Round 3 | KL3 KBSM3 | 12 | 1♠ | ♥9 | +2 | +11 |
| +7.1 | Round 10 | SPOJNIA U16 RED | 24 | 3NT | ♥A | +1 | +7 |
| +7.1 | Round 10 | SPOJNIA U16 RED | 27 | 4♥ | ♣J | -1 | +11 |
| +6.9 | Round 5 | WZBS | 6 | 3NT | ♥5 | = | +0 |
| +6.8 | Round 10 | SPOJNIA U16 RED | 22 | 3♣ | ♠A | +1 | +11 |
| +6.4 | Round 8 | WEPLAYBRIDGE4US | 5 | 4♥ | ♣3 | +2 | -8 |
| +6.1 | Round 10 | SPOJNIA U16 RED | 23 | 3♥ | ♦2 | = | +7 |
| +6.0 | Round 6 | KRAKOW I BRODNICA | 16 | 3NT | ♣6 | +1 | +0 |
| +5.9 | Round 3 | KL3 KBSM3 | 18 | 2♠ | ♦K | +2 | +13 |
| +5.4 | Round 10 | SPOJNIA U16 RED | 21 | 2♥ | ♣6 | -2 | +11 |
| +5.2 | Round 5 | WZBS | 4 | 3NT | ♠2 | -1 | +5 |
| +4.6 | Round 4 | AZS UW GOL GIRLS | 22 | 3NT | ♣3 | = | +5 |
| +3.7 | Round 4 | AZS UW GOL GIRLS | 27 | 4♠ | ♣4 | -2 | +6 |
| +3.7 | Round 10 | SPOJNIA U16 RED | 25 | 3♥ | ♦2 | +1 | +12 |
| +3.6 | Round 5 | WZBS | 3 | 3♠ | ♦K | = | +6 |
| +3.6 | Round 8 | WEPLAYBRIDGE4US | 8 | 3NT | ♥Q | -1 | +10 |
| +3.5 | Round 10 | SPOJNIA U16 RED | 26 | 1♦ | ♥A | +1 | +6 |
| +3.2 | Round 4 | AZS UW GOL GIRLS | 24 | 2♠ | ♣T | -1 | +10 |
| +3.0 | Round 7 | AZS UW WARSAW 1 | 22 | 3♦ | ♥A | -1 | +0 |
| +2.9 | Round 4 | AZS UW GOL GIRLS | 21 | 3♠ | ♣K | -1 | +8 |
| +2.7 | Round 6 | KRAKOW I BRODNICA | 13 | 2NT | ♠J | = | +0 |
| +2.6 | Round 3 | KL3 KBSM3 | 15 | 4♠ | ♣6 | +2 | +1 |
| +2.6 | Round 7 | AZS UW WARSAW 1 | 26 | 3♦ | ♠A | -2 | +2 |
| +2.4 | Round 1 | THE VIKINGS | 24 | 2♥ | ♠T | +3 | +6 |
| +2.1 | Round 3 | KL3 KBSM3 | 14 | 4♥ | ♦J | +2 | -8 |
| +1.7 | Round 5 | WZBS | 5 | 5♠ | ♣Q | = | +0 |
| +1.7 | Round 5 | WZBS | 8 | 3NT | ♦A | -2 | +0 |
| +1.6 | Round 2 | THE BAST | 3 | 2♠ | ♣Q | +3 | -9 |
| +1.6 | Round 3 | KL3 KBSM3 | 11 | 2♦ | ♣A | -1 | -1 |
| +1.6 | Round 6 | KRAKOW I BRODNICA | 18 | 3♣ | ♦K | -2 | +2 |
| +1.5 | Round 10 | SPOJNIA U16 RED | 28 | 1NT | ♥4 | = | +5 |
| +1.4 | Round 2 | THE BAST | 2 | 2♦ | ♥K | +1 | +5 |
| +1.3 | Round 1 | THE VIKINGS | 22 | 3♥ | ♠A | -1 | -2 |
| +1.3 | Round 8 | WEPLAYBRIDGE4US | 3 | 4♥ | ♣K | -1 | +5 |
| +1.1 | Round 4 | AZS UW GOL GIRLS | 25 | 2♠ | ♠A | -1 | -1 |
| +0.7 | Round 8 | WEPLAYBRIDGE4US | 4 | 3NT | ♦6 | = | -13 |
| +0.1 | Round 5 | WZBS | 1 | 2♠ | ♦Q | +2 | -7 |
| +0.1 | Round 6 | KRAKOW I BRODNICA | 12 | 3NT | ♦2 | -1 | -4 |
| +0.0 | Round 1 | THE VIKINGS | 27 | 1♥ | ♠A | -1 | -2 |
| +0.0 | Round 8 | WEPLAYBRIDGE4US | 1 | 2♠ | ♦6 | = | +1 |
| -0.2 | Round 4 | AZS UW GOL GIRLS | 23 | 4♠ | ♥9 | +2 | +17 |
| -0.8 | Round 1 | THE VIKINGS | 26 | 3♠ | ♦Q | +2 | +9 |
| -1.0 | Round 5 | WZBS | 2 | 3♣ | ♦A | +2 | +6 |
| -1.2 | Round 5 | WZBS | 7 | 4♣ | ♦A | -1 | +1 |
| -1.9 | Round 2 | THE BAST | 1 | 3♠ | ♥A | +3 | -5 |
| -1.9 | Round 6 | KRAKOW I BRODNICA | 11 | 3♣ | ♠A | -1 | -9 |
| -2.2 | Round 2 | THE BAST | 5 | 2NT | ♥K | +1 | +0 |
| -2.9 | Round 1 | THE VIKINGS | 21 | 3♠ | ♠7 | +1 | -6 |
| -3.1 | Round 7 | AZS UW WARSAW 1 | 27 | 2NT | ♠8 | = | -7 |
| -3.1 | Round 8 | WEPLAYBRIDGE4US | 2 | 4♠ | ♦A | = | +0 |
| -3.2 | Round 6 | KRAKOW I BRODNICA | 14 | 4♠ | ♥T | +3 | -2 |
| -3.3 | Round 8 | WEPLAYBRIDGE4US | 7 | 2♦ | ♣Q | +2 | -11 |
| -3.4 | Round 2 | THE BAST | 7 | 2♠ | ♣K | = | -6 |
| -3.6 | Round 7 | AZS UW WARSAW 1 | 21 | 3NT | ♠K | -1 | -5 |
| -4.1 | Round 7 | AZS UW WARSAW 1 | 25 | 2NT | ♠Q | -1 | -5 |
| -4.6 | Round 2 | THE BAST | 6 | 4♥x | ♣Q | -1 | -2 |
| -4.6 | Round 6 | KRAKOW I BRODNICA | 15 | 3♥ | ♠K | -1 | -10 |
| -5.0 | Round 7 | AZS UW WARSAW 1 | 23 | 5♥x | ♠3 | -1 | -2 |
| -5.3 | Round 3 | KL3 KBSM3 | 17 | 2♠ | ♣A | +1 | -10 |
| -6.6 | Round 1 | THE VIKINGS | 28 | 4♠ | ♥A | = | -3 |
| -6.7 | Round 4 | AZS UW GOL GIRLS | 28 | 4♥ | ♦Q | -3 | -5 |
| -6.9 | Round 7 | AZS UW WARSAW 1 | 28 | 4♠ | ♦A | = | -7 |
| -7.1 | Round 8 | WEPLAYBRIDGE4US | 6 | 3NT | ♠6 | +1 | -1 |
| -7.4 | Round 1 | THE VIKINGS | 23 | 3NT | ♦K | +1 | -13 |
| -9.3 | Round 2 | THE BAST | 4 | 3♥ | ♠A | = | -17 |
| -9.4 | Round 6 | KRAKOW I BRODNICA | 17 | 4♦x | ♣A | -2 | -12 |