LIU Bin · JIANPING CONSTRUCTION
770rank
-20.9Butler · 10 bds
-2.09per board
±4.3swing
-0.50vs par /bd
-1.81adjusted /bd
by round
vs par split: bidding -0.75 · play -0.50
Strength of schedule: opponents averaged +0.28/bd (a tough draw) → opponent-adjusted -1.81/bd
Card play — on target: declarer play 100.0% · defence 100.0%
| vs NT | vs a suit | |
|---|---|---|
| Declarer play | · | 100.0% (1) |
| Defence | · | 100.0% (2) |
vs par by strain: a suit -1.25 (4)
vs par by level: part-score +0.00 (2) · game +8.00 (1) · slam -13.00 (1)
By role: declaring -1.37/bd (-1.67 vs par · 3) · defending -2.40/bd (+0.00 vs par · 7)
By vulnerability: vulnerable -2.28/bd (-0.83 vs par · 6) · not vulnerable -1.80/bd (+0.00 vs par · 4)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | L.Zhou | J.Chen – Y.Sun | Closed | 10 | -20.9 | -2.09 | -0.50 |
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 |
|---|---|---|---|---|---|---|---|
| +4.2 | Round 3 | ZHEJIANG HUAMEN | 26 | 5♣ | ♦A | +1 | +8 |
| +2.3 | Round 3 | ZHEJIANG HUAMEN | 23 | 3N | ♦J | +2 | +0 |
| +0.6 | Round 3 | ZHEJIANG HUAMEN | 24 | 3♦ | ♣K | = | +1 |
| +0.3 | Round 3 | ZHEJIANG HUAMEN | 21 | 1N | ♣10 | +1 | +1 |
| -0.7 | Round 3 | ZHEJIANG HUAMEN | 22 | 3N | ♣8 | +1 | +5 |
| -1.0 | Round 3 | ZHEJIANG HUAMEN | 25 | 2♥ | ♥6 | -1 | -1 |
| -3.3 | Round 3 | ZHEJIANG HUAMEN | 30 | 3N | ♣9 | = | +6 |
| -5.8 | Round 3 | ZHEJIANG HUAMEN | 28 | 3N | ♦6 | = | -5 |
| -6.9 | Round 3 | ZHEJIANG HUAMEN | 27 | 3N | ♥4 | +1 | -7 |
| -10.6 | Round 3 | ZHEJIANG HUAMEN | 29 | 6♦ | ♥Q | -1 | -13 |