LIU Yan · CHINA 2
94rank
-35.3Butler · 100 bds
-0.35per board
±5.0swing
-0.72vs par /bd · #91/119
-0.48adjusted /bd
by round
vs par split: bidding -0.44 · play -0.28
Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted -0.48/bd
Card play — on target: opening leads 66.7% #108 of 119 · declarer play 75.0% #52 of 119 · defence 78.6% #93 of 119
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 77.8% (9) | 58.3% (12) |
| Declarer play | 50.0% (6) | 81.8% (22) |
| Defence | 76.9% (13) | 79.3% (29) |
Opening leads by suit led: ♠ 42.9% (7) · ♥ 100.0% (6) · ♦ 60.0% (5) · ♣ 66.7% (3)
vs par by strain: NT -1.18 (28) · a suit -0.54 (72)
vs par by level: part-score -0.82 (44) · game +0.02 (49) · slam -5.29 (7)
By role: declaring -0.31/bd (-2.59 vs par · 58) · defending -0.41/bd (+1.86 vs par · 42)
By vulnerability: vulnerable +0.50/bd (+0.10 vs par · 51) · not vulnerable -1.24/bd (-1.57 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | R.Yan | C.Puillet – V.Bessis | Open | 10 | -7.8 | -0.78 | -1.40 |
| Round 2 | R.Yan | B.Oigarden – V.Chediak | Open | 10 | -0.3 | -0.03 | -1.50 |
| Round 3 | R.Yan | A.Vikstrom – T.Andersson | Closed | 10 | -4.3 | -0.43 | -2.60 |
| Round 4 | R.Yan | S.Rimstedt – E.Sjoberg | Open | 10 | +5.8 | +0.58 | +1.30 |
| Round 5 | R.Yan | N.Hamdan – H.Kreidieh | Open | 10 | +1.3 | +0.13 | +1.70 |
| Round 6 | R.Yan | M.Wortel – M.Michielsen | Open | 10 | -40.4 | -4.04 | -3.80 |
| Round 7 | R.Yan | K.Teltscher – L.Godfrey | Open | 10 | +5.7 | +0.57 | +1.10 |
| Round 8 | R.Yan | B.Kirby – J.Kenny | Open | 10 | +4.0 | +0.40 | +0.40 |
| Round 9 | R.Yan | J.Hayman Piafsky – N.Banas | Open | 10 | +27.6 | +2.76 | +2.70 |
| Round 10 | R.Yan | G.Botta – M.Costa | Open | 10 | -26.9 | -2.69 | -5.10 |
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 5 | MANO | 19 | 4♠ | ♥5 | -4 | +15 |
| +9.4 | Round 7 | TELTSCHER | 10 | 6NT | ♥3 | -1 | +17 |
| +9.4 | Round 9 | GOOD WINE | 27 | 5♣x | ♦A | -1 | +12 |
| +9.3 | Round 8 | IARRTHOIRI | 18 | 3NT | ♦4 | +1 | +10 |
| +9.3 | Round 9 | GOOD WINE | 29 | 4♠ | ♥A | = | +10 |
| +9.1 | Round 1 | PECCOUD | 2 | 6♦ | ♥A | +1 | -13 |
| +8.5 | Round 10 | ITALIA 2 | 9 | 5♣ | ♥7 | -1 | +10 |
| +7.4 | Round 1 | PECCOUD | 7 | 4♥ | ♠10 | = | +10 |
| +6.8 | Round 2 | PINK | 14 | 3♦ | ♠Q | +1 | +7 |
| +6.5 | Round 4 | SWEDEN | 5 | 2♠x | ♥K | -4 | +3 |
| +6.1 | Round 2 | PINK | 13 | 3♣ | ♠9 | = | +1 |
| +5.9 | Round 5 | MANO | 18 | 3NT | ♥7 | = | +0 |
| +5.9 | Round 8 | IARRTHOIRI | 13 | 4♦ | ♦5 | = | +12 |
| +5.8 | Round 7 | TELTSCHER | 5 | 4♠ | ♠A | -1 | +5 |
| +5.4 | Round 10 | ITALIA 2 | 4 | 5♦ | ♣A | = | +0 |
| +4.9 | Round 9 | GOOD WINE | 26 | 5♦ | ♥K | = | +3 |
| +4.6 | Round 9 | GOOD WINE | 23 | 3♦ | ♥Q | +1 | +11 |
| +4.3 | Round 9 | GOOD WINE | 25 | 4♥ | ♣K | -1 | +6 |
| +4.1 | Round 4 | SWEDEN | 6 | 1NT | ♦9 | = | +5 |
| +4.0 | Round 7 | TELTSCHER | 8 | 2♥ | ♣Q | +3 | +2 |
| +3.5 | Round 3 | PHILIPPINES SWEDEN | 21 | 4♥ | ♦Q | -2 | +6 |
| +2.7 | Round 3 | PHILIPPINES SWEDEN | 23 | 5♦ | ♠10 | +1 | +0 |
| +2.7 | Round 5 | MANO | 12 | 5♦ | ♣A | -1 | +12 |
| +2.7 | Round 9 | GOOD WINE | 21 | 3♠ | ♣K | +2 | +2 |
| +2.5 | Round 5 | MANO | 17 | 3♦ | ♠K | -1 | +3 |
| +2.3 | Round 2 | PINK | 20 | 4♠ | ♦A | +1 | +0 |
| +2.3 | Round 9 | GOOD WINE | 22 | 6♥ | ♥6 | = | +0 |
| +2.2 | Round 9 | GOOD WINE | 28 | 3♣ | ♥K | -2 | +0 |
| +1.7 | Round 1 | PECCOUD | 3 | 2♥ | ♣6 | +2 | +1 |
| +1.7 | Round 7 | TELTSCHER | 7 | 3♠ | ♦K | = | +0 |
| +1.6 | Round 6 | BAKER | 27 | 2NT | ♠J | -1 | +3 |
| +1.3 | Round 1 | PECCOUD | 10 | 2♠ | ♣8 | = | +0 |
| +1.3 | Round 5 | MANO | 16 | 4♠ | ♦10 | -1 | +5 |
| +1.1 | Round 2 | PINK | 19 | 4♠ | ♦3 | -1 | +6 |
| +1.1 | Round 4 | SWEDEN | 7 | 1NT | ♠K | = | +1 |
| +1.1 | Round 6 | BAKER | 21 | 2♥ | ♦4 | = | +0 |
| +1.0 | Round 3 | PHILIPPINES SWEDEN | 22 | 3NT | ♠5 | +2 | +1 |
| +1.0 | Round 7 | TELTSCHER | 9 | 3NT | ♠3 | +2 | +0 |
| +0.9 | Round 3 | PHILIPPINES SWEDEN | 30 | 4♥ | ♦5 | +1 | +1 |
| +0.9 | Round 10 | ITALIA 2 | 6 | 2♠ | ♥5 | = | +0 |
| +0.7 | Round 2 | PINK | 15 | 1NT | ♣3 | = | -1 |
| +0.7 | Round 6 | BAKER | 23 | 3♣ | ♣3 | -1 | +0 |
| +0.6 | Round 4 | SWEDEN | 8 | 3♣ | ♣3 | = | +0 |
| +0.6 | Round 8 | IARRTHOIRI | 11 | 3NT | ♣4 | -2 | -6 |
| +0.6 | Round 8 | IARRTHOIRI | 16 | 4♥ | ♠J | +1 | +1 |
| +0.5 | Round 5 | MANO | 15 | 1NT | ♣6 | = | -7 |
| +0.3 | Round 4 | SWEDEN | 1 | 4♠ | ♣K | +1 | +0 |
| +0.3 | Round 8 | IARRTHOIRI | 14 | 2♥ | ♣J | +1 | +1 |
| +0.3 | Round 8 | IARRTHOIRI | 17 | 3♠ | ♦6 | -2 | -5 |
| +0.1 | Round 3 | PHILIPPINES SWEDEN | 26 | 1NT | ♥4 | +1 | -11 |
| +0.1 | Round 3 | PHILIPPINES SWEDEN | 29 | 2♥ | ♦10 | +1 | +0 |
| +0.1 | Round 4 | SWEDEN | 10 | 2♥ | ♦5 | +1 | +0 |
| +0.1 | Round 8 | IARRTHOIRI | 12 | 3NT | ♠J | = | +1 |
| -0.0 | Round 4 | SWEDEN | 3 | 4♠ | ♦3 | -1 | +5 |
| -0.2 | Round 6 | BAKER | 30 | 6♦ | ♠Q | = | +2 |
| -0.4 | Round 2 | PINK | 11 | 4♠ | ♥J | = | +0 |
| -0.5 | Round 3 | PHILIPPINES SWEDEN | 24 | 2♠ | ♦Q | = | +0 |
| -0.5 | Round 10 | ITALIA 2 | 7 | 3NT | ♦8 | +2 | +0 |
| -1.0 | Round 7 | TELTSCHER | 1 | 2♥ | ♠6 | -1 | -4 |
| -1.0 | Round 7 | TELTSCHER | 2 | 1NT | ♦2 | = | +0 |
| -1.1 | Round 1 | PECCOUD | 6 | 2♥ | ♦10 | +3 | +7 |
| -1.3 | Round 2 | PINK | 16 | 3NT | ♣J | = | -2 |
| -1.5 | Round 4 | SWEDEN | 2 | 2♦ | ♠K | +1 | -1 |
| -1.6 | Round 7 | TELTSCHER | 4 | 2♠ | ♠A | +1 | +0 |
| -1.7 | Round 10 | ITALIA 2 | 1 | 3♦ | ♠K | -1 | -4 |
| -1.9 | Round 4 | SWEDEN | 9 | 5♥ | ♣3 | = | +0 |
| -2.1 | Round 1 | PECCOUD | 4 | 3♣ | ♠6 | +1 | -7 |
| -2.3 | Round 5 | MANO | 13 | 3NT | ♦10 | +1 | +1 |
| -2.6 | Round 6 | BAKER | 24 | 3NT | ♥Q | +2 | +0 |
| -2.7 | Round 3 | PHILIPPINES SWEDEN | 28 | 5♦ | ♣Q | -1 | -6 |
| -2.7 | Round 8 | IARRTHOIRI | 15 | 2♥ | ♣9 | +3 | +6 |
| -2.9 | Round 8 | IARRTHOIRI | 20 | 2♠x | ♥A | -2 | -4 |
| -3.1 | Round 2 | PINK | 17 | 3NT | ♠6 | +1 | -7 |
| -3.3 | Round 1 | PECCOUD | 5 | 2♣ | ♥5 | -1 | +0 |
| -3.3 | Round 9 | GOOD WINE | 30 | 4♠x | ♠A | -1 | -5 |
| -3.5 | Round 4 | SWEDEN | 4 | 3NT | ♦4 | = | +0 |
| -3.6 | Round 5 | MANO | 11 | 2♠ | ♣2 | -1 | -5 |
| -3.7 | Round 2 | PINK | 12 | 3NT | ♥10 | -1 | -6 |
| -3.7 | Round 3 | PHILIPPINES SWEDEN | 27 | 6♣ | ♠3 | -2 | -11 |
| -4.7 | Round 6 | BAKER | 22 | 5♣x | ♥K | -1 | -7 |
| -4.8 | Round 7 | TELTSCHER | 6 | 3NT | ♣3 | = | +1 |
| -5.1 | Round 5 | MANO | 14 | 3NT | ♥3 | +2 | +10 |
| -5.7 | Round 1 | PECCOUD | 1 | 4♥ | ♣6 | = | -1 |
| -5.7 | Round 3 | PHILIPPINES SWEDEN | 25 | 3♥ | ♣Q | +2 | -6 |
| -5.7 | Round 10 | ITALIA 2 | 5 | 4♥ | ♣5 | -1 | -10 |
| -5.9 | Round 10 | ITALIA 2 | 8 | 1♠x | ♥J | -2 | -5 |
| -6.4 | Round 6 | BAKER | 26 | 1NT | ♦3 | -2 | -7 |
| -7.0 | Round 1 | PECCOUD | 8 | 1NTx | ♠K | +2 | -10 |
| -7.5 | Round 8 | IARRTHOIRI | 19 | 3NT | ♥8 | -4 | -12 |
| -7.8 | Round 7 | TELTSCHER | 3 | 5♠ | ♥J | -1 | -10 |
| -8.1 | Round 1 | PECCOUD | 9 | 3NT | ♠9 | +1 | -1 |
| -8.5 | Round 10 | ITALIA 2 | 3 | 6♥ | ♣A | -1 | -15 |
| -8.8 | Round 2 | PINK | 18 | 3NT | ♠3 | +3 | -13 |
| -8.8 | Round 9 | GOOD WINE | 24 | 4♦x | ♠6 | -3 | -12 |
| -8.9 | Round 10 | ITALIA 2 | 10 | 4♥ | ♠4 | = | -12 |
| -9.0 | Round 6 | BAKER | 29 | 4♥ | ♠8 | +1 | +0 |
| -10.1 | Round 6 | BAKER | 28 | 7♠ | ♥K | -1 | -17 |
| -10.5 | Round 5 | MANO | 20 | 5♣ | ♦9 | +2 | -17 |
| -10.5 | Round 10 | ITALIA 2 | 2 | 4♠ | ♠K | -5 | -15 |
| -10.8 | Round 6 | BAKER | 25 | 3♦x | ♣5 | = | -12 |