LI Zhi · LIANHUA
655rank
-51.4Butler · 100 bds
-0.51per board
±4.1swing
-0.81vs par /bd · #592/672
-0.73adjusted /bd
by round
vs par split: bidding -1.19 · play +0.08
Strength of schedule: opponents averaged -0.21/bd (an easy draw) → opponent-adjusted -0.73/bd
Card play — on target: opening leads 75.0% #490 of 671 · declarer play 68.8% #533 of 671 · defence 83.3% #395 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 75.0% (12) |
| Declarer play | · | 68.8% (16) |
| Defence | · | 83.3% (24) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 60.0% (5) · ♦ 100.0% (3) · ♣ 66.7% (3)
vs par by strain: a suit -1.11 (63)
vs par by level: part-score -0.79 (28) · game -1.09 (34) · slam -11.00 (1)
By role: declaring -0.26/bd (-2.59 vs par · 56) · defending -0.84/bd (+1.46 vs par · 44)
By vulnerability: vulnerable -0.07/bd (-0.47 vs par · 60) · not vulnerable -1.18/bd (-1.32 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | D.Lu | E.Greco – G.Hampson | Closed | 10 | -1.9 | -0.19 | -3.50 |
| Round 3 | Y.Wu | P.Correa – L.Pain | Closed | 10 | +3.2 | +0.32 | +1.90 |
| Round 5 | Y.Wu | R.Li – S.Dong | Open | 10 | -33.8 | -3.38 | -4.50 |
| Round 6 | D.Lu | S.Yang – J.Park | Closed | 10 | -17.8 | -1.78 | -3.10 |
| Round 7 | Y.Wu | Z.Zhu – X.Pan | Closed | 10 | +4.5 | +0.45 | -0.70 |
| Round 8 | Y.Wu | L.Li – C.Peng | Open | 10 | +2.4 | +0.24 | -0.20 |
| Round 9 | Y.Wu | M.Naniwada – M.Naniwada | Closed | 10 | -0.2 | -0.02 | -0.70 |
| Round 10 | Y.Wu | K.Lu – L.Sun | Closed | 10 | -7.1 | -0.71 | -2.10 |
| Round 12 | Y.Wu | J.Edelstein – W.Rauld | Open | 10 | -4.1 | -0.41 | +0.10 |
| Round 13 | Y.Wu | A.Weber – A.Delorenzo | Closed | 10 | +3.4 | +0.34 | +4.70 |
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 |
|---|---|---|---|---|---|---|---|
| +9.8 | Round 6 | KOREA-CHINA | 23 | 4♥ | ♣4 | = | +10 |
| +9.7 | Round 8 | HUBEI YICHANG | 20 | 3N | ♦4 | -1 | +12 |
| +8.4 | Round 13 | ANDREW | 10 | 3N | ♠2 | = | +10 |
| +7.4 | Round 12 | RAULD | 27 | 5♦ | ♣10 | -1 | +12 |
| +6.5 | Round 3 | MANT | 30 | 3N | ♦6 | -1 | +12 |
| +5.8 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 5 | 4♠ | ♦Q | +1 | +6 |
| +5.2 | Round 2 | O'ROURKE | 17 | 2♦ | ♣K | +2 | -2 |
| +4.6 | Round 8 | HUBEI YICHANG | 11 | 3N | ♦J | +1 | +4 |
| +4.5 | Round 10 | SH PANYU MIDDLE SCHOOL | 10 | 3♠ | ♣5 | -1 | +6 |
| +4.2 | Round 3 | MANT | 26 | 4♠ | ♦Q | = | +8 |
| +4.1 | Round 12 | RAULD | 29 | 4♠ | ♥Q | -2 | +3 |
| +3.9 | Round 8 | HUBEI YICHANG | 19 | 1N | ♣5 | +2 | +2 |
| +3.8 | Round 10 | SH PANYU MIDDLE SCHOOL | 4 | 2♠ | ♥A | = | +1 |
| +3.6 | Round 13 | ANDREW | 4 | 4♠ | ♠J | = | -1 |
| +3.2 | Round 12 | RAULD | 26 | 3♥ | ♣A | = | +0 |
| +3.0 | Round 9 | NANIWADA | 30 | 4♠ | ♣K | -1 | +5 |
| +2.9 | Round 2 | O'ROURKE | 13 | 2N | ♦9 | +1 | +7 |
| +2.7 | Round 3 | MANT | 27 | 3N | ♠7 | -1 | +5 |
| +2.7 | Round 9 | NANIWADA | 26 | 1N | ♠J | +2 | +0 |
| +2.4 | Round 2 | O'ROURKE | 11 | 3♥ | ♦A | -3 | +1 |
| +2.4 | Round 2 | O'ROURKE | 15 | 4♥ | ♠9 | +2 | +1 |
| +2.4 | Round 6 | KOREA-CHINA | 25 | 2♥ | ♥5 | = | -1 |
| +2.3 | Round 3 | MANT | 23 | 4♠ | ♥9 | +1 | +0 |
| +1.9 | Round 9 | NANIWADA | 24 | 4♥ | ♦4 | +1 | -5 |
| +1.8 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 2 | 1N | ♦8 | +1 | +0 |
| +1.8 | Round 12 | RAULD | 28 | 2♠ | ♦K | +3 | +6 |
| +1.7 | Round 3 | MANT | 28 | 3♥ | ♣6 | +1 | +6 |
| +1.7 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 10 | 3♥ | ♣Q | +1 | +1 |
| +1.5 | Round 8 | HUBEI YICHANG | 17 | 3N | ♠8 | +1 | -5 |
| +1.3 | Round 13 | ANDREW | 7 | 4♥ | ♦A | +1 | +0 |
| +1.2 | Round 9 | NANIWADA | 25 | 3♠ | ♥Q | -2 | -1 |
| +1.2 | Round 13 | ANDREW | 1 | 4♠ | ♣6 | = | +0 |
| +1.1 | Round 8 | HUBEI YICHANG | 14 | 2♥ | ♣2 | = | +0 |
| +1.0 | Round 6 | KOREA-CHINA | 22 | 3♠ | ♦K | = | +6 |
| +0.9 | Round 3 | MANT | 25 | 2N | ♥8 | = | +1 |
| +0.9 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 6 | 4♥ | ♥J | +1 | +0 |
| +0.9 | Round 8 | HUBEI YICHANG | 13 | 4♠ | ♣6 | +2 | +7 |
| +0.5 | Round 12 | RAULD | 23 | 3N | ♠A | -1 | +6 |
| +0.3 | Round 3 | MANT | 22 | 3N | ♥Q | = | +5 |
| +0.3 | Round 10 | SH PANYU MIDDLE SCHOOL | 3 | 2♥ | ♦K | +1 | +0 |
| +0.2 | Round 9 | NANIWADA | 29 | 3♦ | ♠K | +1 | +1 |
| +0.0 | Round 6 | KOREA-CHINA | 28 | 3N | ♥10 | +2 | +0 |
| -0.0 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 3 | 3♦ | ♠K | -2 | -9 |
| +0.0 | Round 12 | RAULD | 21 | 3♦ | ♥A | +1 | +1 |
| +0.0 | Round 13 | ANDREW | 9 | 4♠ | ♥2 | +1 | +0 |
| -0.2 | Round 6 | KOREA-CHINA | 27 | 4♥ | ♦K | -1 | -5 |
| -0.2 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 4 | 4♥ | ♠9 | = | -1 |
| -0.5 | Round 10 | SH PANYU MIDDLE SCHOOL | 7 | 2♣ | ♦7 | +1 | +9 |
| -0.6 | Round 3 | MANT | 21 | 2N | ♣10 | +1 | +0 |
| -0.6 | Round 5 | SHAN FENG | 20 | 4♠ | ♣K | = | +1 |
| -0.6 | Round 9 | NANIWADA | 28 | 3N | ♥K | +1 | +5 |
| -0.7 | Round 9 | NANIWADA | 23 | 1N | ♥4 | = | -1 |
| -0.8 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 9 | 4♥ | ♣4 | +2 | +11 |
| -0.8 | Round 12 | RAULD | 22 | 4♣ | ♥A | = | +0 |
| -0.8 | Round 13 | ANDREW | 3 | 3N | ♦10 | +2 | +0 |
| -0.9 | Round 10 | SH PANYU MIDDLE SCHOOL | 1 | 1N | ♦A | -1 | -4 |
| -0.9 | Round 10 | SH PANYU MIDDLE SCHOOL | 2 | 3♥x | ♥6 | -1 | -5 |
| -0.9 | Round 13 | ANDREW | 5 | 3N | ♠6 | +2 | +12 |
| -1.0 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 1 | 3N | ♦8 | +2 | +0 |
| -1.0 | Round 13 | ANDREW | 8 | 4♠ | ♠3 | +1 | +14 |
| -1.1 | Round 8 | HUBEI YICHANG | 16 | 3♠ | ♥K | = | +0 |
| -1.2 | Round 5 | SHAN FENG | 16 | 2♦ | ♥2 | = | -2 |
| -1.2 | Round 10 | SH PANYU MIDDLE SCHOOL | 5 | 4♠ | ♣3 | +1 | -11 |
| -1.3 | Round 12 | RAULD | 30 | 4♥ | ♦A | -1 | -5 |
| -1.4 | Round 10 | SH PANYU MIDDLE SCHOOL | 6 | 4♠ | ♣A | +1 | -1 |
| -1.5 | Round 2 | O'ROURKE | 19 | 3♦ | ♥7 | +2 | -1 |
| -1.6 | Round 2 | O'ROURKE | 18 | 4♠ | ♣A | -1 | -4 |
| -1.6 | Round 9 | NANIWADA | 22 | 2♠ | ♦6 | +3 | -6 |
| -1.7 | Round 2 | O'ROURKE | 20 | 3N | ♦8 | +1 | -13 |
| -1.7 | Round 10 | SH PANYU MIDDLE SCHOOL | 8 | 2N | ♦10 | = | -5 |
| -1.8 | Round 6 | KOREA-CHINA | 24 | 3N | ♣3 | -1 | -5 |
| -1.8 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 8 | 5♦x | ♠8 | -1 | -9 |
| -1.9 | Round 7 | WEIYU JUNIOR MIDDLE SCHOOL | 7 | 4♠ | ♠Q | -1 | -6 |
| -1.9 | Round 8 | HUBEI YICHANG | 12 | 3N | ♦4 | -1 | -5 |
| -2.3 | Round 5 | SHAN FENG | 18 | 4♠ | ♣A | -1 | -5 |
| -2.6 | Round 2 | O'ROURKE | 16 | 1N | ♣10 | +2 | -1 |
| -2.6 | Round 9 | NANIWADA | 27 | 1N | ♦5 | +2 | +0 |
| -2.7 | Round 5 | SHAN FENG | 15 | 5♦ | ♠J | +1 | -11 |
| -2.8 | Round 2 | O'ROURKE | 12 | 2♣ | ♥8 | -1 | -5 |
| -2.9 | Round 5 | SHAN FENG | 17 | 2♠ | ♦10 | = | -6 |
| -2.9 | Round 6 | KOREA-CHINA | 26 | 5♠ | ♥Q | +1 | -6 |
| -3.3 | Round 13 | ANDREW | 2 | 4♥ | ♣2 | = | +1 |
| -3.7 | Round 9 | NANIWADA | 21 | 3N | ♦J | = | -5 |
| -3.9 | Round 5 | SHAN FENG | 11 | 1N | ♠Q | = | +0 |
| -4.2 | Round 5 | SHAN FENG | 19 | 3♠ | ♥6 | = | -6 |
| -4.6 | Round 2 | O'ROURKE | 14 | 5♦ | ♣J | +1 | -18 |
| -5.1 | Round 13 | ANDREW | 6 | 3N | ♥6 | = | +11 |
| -5.2 | Round 5 | SHAN FENG | 12 | 3N | ♣9 | -2 | -6 |
| -5.2 | Round 5 | SHAN FENG | 13 | 3N | ♠2 | = | -5 |
| -5.3 | Round 6 | KOREA-CHINA | 21 | 6♥ | ♣A | -1 | -11 |
| -5.6 | Round 5 | SHAN FENG | 14 | 4♣x | ♦A | -2 | -5 |
| -6.0 | Round 8 | HUBEI YICHANG | 18 | 4♠ | ♥6 | -4 | -7 |
| -6.5 | Round 12 | RAULD | 24 | 3N | ♥4 | = | -11 |
| -6.9 | Round 3 | MANT | 24 | 3N | ♣K | +1 | -7 |
| -7.9 | Round 3 | MANT | 29 | 3♦ | ♥Q | +2 | -11 |
| -9.1 | Round 10 | SH PANYU MIDDLE SCHOOL | 9 | 5♥x | ♠4 | -1 | -11 |
| -9.2 | Round 6 | KOREA-CHINA | 30 | 3N | ♠2 | = | -7 |
| -10.3 | Round 8 | HUBEI YICHANG | 15 | 4♥ | ♣6 | = | -10 |
| -11.6 | Round 6 | KOREA-CHINA | 29 | 2Nx | ♦5 | -3 | -12 |
| -12.5 | Round 12 | RAULD | 25 | 3N | ♣4 | -1 | -11 |