🇨🇳 LIU Yi Qian · CHINA GLOBAL TIMES
7rank
+97.9Butler · 167 bds
+0.59per board
±4.4swing
+0.61vs par /bd · #3/18
+0.75adjusted /bd
by round
vs par split: bidding -0.01 · play +0.05
Strength of schedule: opponents averaged +0.17/bd (a tough draw) → opponent-adjusted +0.75/bd
Card play — on target: opening leads 82.1% #10 of 18 · declarer play 91.3% #1 of 18 · defence 88.9% #9 of 18
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 82.1% (28) |
| Declarer play | · | 91.3% (23) |
| Defence | · | 88.9% (54) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 60.0% (5) · ♦ 91.7% (12) · ♣ 100.0% (6)
vs par by strain: a suit +0.04 (101)
vs par by level: part-score +1.77 (47) · game -0.40 (48) · slam -10.00 (6)
By role: declaring +1.14/bd (+0.14 vs par · 78) · defending +0.10/bd (+1.06 vs par · 89)
By vulnerability: vulnerable +0.52/bd (+0.44 vs par · 66) · not vulnerable +0.63/bd (+0.77 vs par · 101)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | W.Wang | R.Goldenfield – M.Brunner | Closed | 16 | +6.9 | +0.43 | +1.38 |
| Quarterfinal | W.Wang | M.Brunner – R.Goldenfield | Closed | 16 | -10.8 | -0.68 | +0.25 |
| Quarterfinal | W.Wang | H.Dhondy – N.Smith | Open | 16 | +19.6 | +1.23 | +3.38 |
| Quarterfinal | W.Wang | S.Teshome – C.Jagger | Open | 16 | +18.7 | +1.17 | -0.06 |
| Quarterfinal | W.Wang | H.Dhondy – N.Smith | Open | 16 | +43.9 | +2.74 | · |
| Semifinal | W.Wang | J.Levin – J.Meyers | Closed | 16 | +10.9 | +0.68 | -1.25 |
| Semifinal | W.Wang | J.Levin – J.Meyers | Open | 7 | -7.0 | -1.00 | -2.14 |
| Semifinal | W.Wang | J.Meyers – J.Levin | Closed | 16 | -15.1 | -0.94 | · |
| Semifinal | W.Wang | J.Meyers – J.Levin | Open | 16 | -6.2 | -0.39 | -2.94 |
| Semifinal | W.Wang | J.Meyers – J.Levin | Closed | 16 | +16.0 | +1.00 | +2.56 |
| Play-off | W.Wang | B.Cronier – S.Willard | Closed | 16 | +21.0 | +1.31 | +2.75 |
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 |
|---|---|---|---|---|---|---|---|
| +12.0 | Quarterfinal | 🏴 ENGLAND | 85 | 5♠ | ♦3 | -1 | · |
| +12.0 | Semifinal | 🇺🇸 USA 1 | 51 | 6♦ | ♠J | = | · |
| +11.6 | Quarterfinal | 🏴 ENGLAND | 50 | 4♥x | ♥3 | = | +13 |
| +11.4 | Quarterfinal | 🏴 ENGLAND | 89 | 4♠x | ♣Q | -3 | · |
| +11.0 | Play-off | 🇫🇷 FRANCE | 4 | 5♣ | ♦10 | -1 | +1 |
| +10.0 | Semifinal | 🇺🇸 USA 1 | 85 | 1N | ♥Q | -3 | +10 |
| +9.7 | Quarterfinal | 🏴 ENGLAND | 51 | 3♣ | ♦2 | -1 | +10 |
| +9.7 | Quarterfinal | 🏴 ENGLAND | 88 | 5♦x | ♥A | -3 | · |
| +9.0 | Semifinal | 🇺🇸 USA 1 | 71 | 3N | ♥7 | = | +0 |
| +8.3 | Quarterfinal | 🏴 ENGLAND | 79 | 2♠ | ♦4 | +3 | +10 |
| +8.0 | Semifinal | 🇺🇸 USA 1 | 24 | 3N | ♦10 | -4 | +8 |
| +7.7 | Semifinal | 🇺🇸 USA 1 | 22 | 3N | ♠6 | = | +11 |
| +7.7 | Semifinal | 🇺🇸 USA 1 | 27 | 3N | ♦K | -2 | +11 |
| +7.7 | Semifinal | 🇺🇸 USA 1 | 73 | 3N | ♣J | +3 | +1 |
| +7.3 | Semifinal | 🇺🇸 USA 1 | 17 | 4♥ | ♦10 | +2 | +5 |
| +6.3 | Quarterfinal | 🏴 ENGLAND | 74 | 4♥ | ♣6 | +1 | +0 |
| +6.1 | Quarterfinal | 🏴 ENGLAND | 58 | 4♠ | ♥6 | -3 | +10 |
| +6.0 | Quarterfinal | 🏴 ENGLAND | 73 | 5♣ | ♠Q | = | +0 |
| +6.0 | Semifinal | 🇺🇸 USA 1 | 89 | 3N | ♥4 | -1 | +4 |
| +6.0 | Play-off | 🇫🇷 FRANCE | 14 | 3♥ | ♦K | -2 | +11 |
| +5.4 | Quarterfinal | 🏴 ENGLAND | 95 | 2N | ♥3 | -1 | · |
| +5.3 | Semifinal | 🇺🇸 USA 1 | 94 | 5♦x | ♥6 | -4 | -5 |
| +5.1 | Quarterfinal | 🏴 ENGLAND | 94 | 4♠x | ♥9 | -1 | · |
| +5.0 | Quarterfinal | 🏴 ENGLAND | 65 | 2♠ | ♠7 | = | +5 |
| +5.0 | Play-off | 🇫🇷 FRANCE | 7 | 3♥ | ♠J | -1 | -1 |
| +5.0 | Play-off | 🇫🇷 FRANCE | 8 | 3♠ | ♦4 | -2 | +0 |
| +5.0 | Play-off | 🇫🇷 FRANCE | 11 | 3Nx | ♦Q | -1 | +0 |
| +4.9 | Quarterfinal | 🏴 ENGLAND | 30 | 5♦ | ♥K | -2 | +5 |
| +4.3 | Quarterfinal | 🏴 ENGLAND | 76 | 2♠ | ♣J | -2 | +2 |
| +4.3 | Semifinal | 🇺🇸 USA 1 | 84 | 3N | ♠9 | +2 | +13 |
| +4.0 | Quarterfinal | 🏴 ENGLAND | 64 | 6♠x | ♦K | -3 | +0 |
| +4.0 | Semifinal | 🇺🇸 USA 1 | 18 | 3N | ♥5 | +1 | +0 |
| +4.0 | Semifinal | 🇺🇸 USA 1 | 63 | 3N | ♥Q | +1 | · |
| +3.7 | Quarterfinal | 🏴 ENGLAND | 7 | 2♣ | ♠A | +1 | +6 |
| +3.7 | Quarterfinal | 🏴 ENGLAND | 23 | 4♦ | ♠5 | = | +11 |
| +3.6 | Quarterfinal | 🏴 ENGLAND | 1 | 2♥ | ♣K | +1 | +1 |
| +3.4 | Quarterfinal | 🏴 ENGLAND | 25 | 3N | ♦5 | = | -1 |
| +3.3 | Semifinal | 🇺🇸 USA 1 | 31 | 1N | ♥3 | +3 | +2 |
| +3.3 | Semifinal | 🇺🇸 USA 1 | 76 | 4♥ | ♣3 | +1 | -13 |
| +3.0 | Quarterfinal | 🏴 ENGLAND | 72 | 4♥ | ♠A | = | +0 |
| +3.0 | Semifinal | 🇺🇸 USA 1 | 25 | 2♣ | ♥5 | -2 | +0 |
| +3.0 | Semifinal | 🇺🇸 USA 1 | 52 | 1N | ♠4 | +1 | · |
| +3.0 | Play-off | 🇫🇷 FRANCE | 2 | 2♠x | ♦A | -3 | +3 |
| +2.9 | Quarterfinal | 🏴 ENGLAND | 54 | 3♣ | ♠Q | = | +6 |
| +2.7 | Quarterfinal | 🏴 ENGLAND | 12 | 4♥ | ♦K | -1 | -2 |
| +2.7 | Semifinal | 🇺🇸 USA 1 | 83 | 2♠ | ♣8 | -1 | +4 |
| +2.1 | Quarterfinal | 🏴 ENGLAND | 81 | 3♠ | ♥4 | -2 | · |
| +2.0 | Quarterfinal | 🏴 ENGLAND | 2 | 2♥x | ♦10 | -1 | +12 |
| +2.0 | Quarterfinal | 🏴 ENGLAND | 60 | 3♦ | ♠2 | -1 | +6 |
| +2.0 | Quarterfinal | 🏴 ENGLAND | 92 | 6N | ♥9 | = | · |
| +2.0 | Semifinal | 🇺🇸 USA 1 | 65 | 2♠ | ♥K | +1 | +1 |
| +2.0 | Semifinal | 🇺🇸 USA 1 | 66 | 2♠ | ♥7 | = | +0 |
| +1.9 | Quarterfinal | 🏴 ENGLAND | 9 | 1N | ♦7 | +1 | +0 |
| +1.9 | Quarterfinal | 🏴 ENGLAND | 19 | 4♥ | ♥6 | +2 | +1 |
| +1.7 | Quarterfinal | 🏴 ENGLAND | 83 | 1N | ♥3 | +2 | · |
| +1.7 | Semifinal | 🇺🇸 USA 1 | 82 | 1N | ♣7 | +1 | +0 |
| +1.6 | Quarterfinal | 🏴 ENGLAND | 29 | 2♦ | ♠Q | = | +6 |
| +1.6 | Quarterfinal | 🏴 ENGLAND | 90 | 5♥ | ♦A | = | · |
| +1.6 | Quarterfinal | 🏴 ENGLAND | 93 | 3N | ♥3 | +3 | · |
| +1.4 | Quarterfinal | 🏴 ENGLAND | 13 | 2♥ | ♦6 | -2 | +2 |
| +1.4 | Quarterfinal | 🏴 ENGLAND | 53 | 2♥ | ♣A | = | +5 |
| +1.4 | Quarterfinal | 🏴 ENGLAND | 86 | 5♣x | ♥2 | -2 | · |
| +1.0 | Quarterfinal | 🏴 ENGLAND | 11 | 3♣ | ♣A | +1 | +0 |
| +1.0 | Quarterfinal | 🏴 ENGLAND | 27 | 4♠ | ♣2 | +1 | +0 |
| +1.0 | Semifinal | 🇺🇸 USA 1 | 57 | 3♠ | ♣A | +1 | · |
| +1.0 | Play-off | 🇫🇷 FRANCE | 6 | 4♠ | ♣K | +1 | +0 |
| +1.0 | Play-off | 🇫🇷 FRANCE | 9 | 1♦ | ♣K | +2 | +0 |
| +0.7 | Quarterfinal | 🏴 ENGLAND | 6 | 4♠ | ♥A | +1 | +0 |
| +0.7 | Quarterfinal | 🏴 ENGLAND | 80 | 2N | ♦Q | = | -1 |
| +0.7 | Semifinal | 🇺🇸 USA 1 | 26 | 3N | ♠3 | +2 | +0 |
| +0.7 | Semifinal | 🇺🇸 USA 1 | 48 | 3N | ♠4 | -3 | -5 |
| +0.7 | Semifinal | 🇺🇸 USA 1 | 68 | 2♠ | ♣7 | -3 | -5 |
| +0.7 | Semifinal | 🇺🇸 USA 1 | 92 | 2♠ | ♣10 | +3 | -6 |
| +0.6 | Quarterfinal | 🏴 ENGLAND | 21 | 3N | ♥5 | = | -1 |
| +0.6 | Quarterfinal | 🏴 ENGLAND | 57 | 5♦x | ♠Q | -1 | -5 |
| +0.3 | Quarterfinal | 🏴 ENGLAND | 8 | 1N | ♣7 | -2 | -1 |
| +0.3 | Quarterfinal | 🏴 ENGLAND | 69 | 4♠ | ♥10 | = | +0 |
| +0.3 | Semifinal | 🇺🇸 USA 1 | 43 | 4♥ | ♦5 | = | -1 |
| +0.3 | Semifinal | 🇺🇸 USA 1 | 62 | 2♠ | ♣Q | +1 | · |
| +0.0 | Quarterfinal | 🏴 ENGLAND | 4 | 2♥ | ♠J | +1 | +10 |
| +0.0 | Quarterfinal | 🏴 ENGLAND | 10 | 4♠ | ♥J | +1 | +0 |
| -0.0 | Quarterfinal | 🏴 ENGLAND | 59 | 4♠ | ♣7 | +1 | +0 |
| -0.0 | Quarterfinal | 🏴 ENGLAND | 68 | 3♦ | ♣K | -1 | +1 |
| -0.0 | Quarterfinal | 🏴 ENGLAND | 71 | 4♠ | ♣Q | +1 | +0 |
| -0.0 | Quarterfinal | 🏴 ENGLAND | 82 | 1N | ♣K | = | · |
| -0.0 | Semifinal | 🇺🇸 USA 1 | 40 | 3♣ | ♣Q | = | +7 |
| +0.0 | Semifinal | 🇺🇸 USA 1 | 77 | 3♠ | ♣A | = | +0 |
| +0.0 | Semifinal | 🇺🇸 USA 1 | 80 | 3N | ♠5 | = | +0 |
| -0.0 | Semifinal | 🇺🇸 USA 1 | 86 | 3♠ | ♦A | +1 | +6 |
| -0.0 | Play-off | 🇫🇷 FRANCE | 5 | 4♠ | ♥7 | = | +11 |
| -0.0 | Play-off | 🇫🇷 FRANCE | 10 | 4♠ | ♣2 | -3 | +10 |
| -0.0 | Play-off | 🇫🇷 FRANCE | 12 | 4♥ | ♦2 | = | +7 |
| -0.0 | Play-off | 🇫🇷 FRANCE | 13 | 3N | ♣9 | +1 | +0 |
| -0.0 | Play-off | 🇫🇷 FRANCE | 15 | 4♥ | = | +0 | |
| -0.0 | Play-off | 🇫🇷 FRANCE | 16 | 4♠ | ♣A | = | +0 |
| -0.1 | Quarterfinal | 🏴 ENGLAND | 16 | 3N | ♦5 | +1 | -1 |
| -0.3 | Quarterfinal | 🏴 ENGLAND | 22 | 3♠ | ♣K | -4 | -2 |
| -0.3 | Quarterfinal | 🏴 ENGLAND | 61 | 1N | ♦5 | = | -5 |
| -0.3 | Quarterfinal | 🏴 ENGLAND | 70 | 1N | ♦10 | -2 | -1 |
| -0.3 | Semifinal | 🇺🇸 USA 1 | 32 | 1N | ♥9 | +2 | +0 |
| -0.3 | Semifinal | 🇺🇸 USA 1 | 47 | 2♦ | ♦6 | +2 | +0 |
| -0.3 | Semifinal | 🇺🇸 USA 1 | 54 | 3♠ | ♥J | = | · |
| -0.3 | Semifinal | 🇺🇸 USA 1 | 72 | 5♥ | ♠K | -1 | +4 |
| -0.3 | Semifinal | 🇺🇸 USA 1 | 93 | 4♠ | ♥A | = | +0 |
| -0.7 | Quarterfinal | 🏴 ENGLAND | 63 | 3N | ♦Q | = | +1 |
| -0.7 | Semifinal | 🇺🇸 USA 1 | 29 | 6♦ | ♠K | = | -13 |
| -0.7 | Semifinal | 🇺🇸 USA 1 | 95 | 3♦ | ♠6 | -2 | +0 |
| -0.9 | Quarterfinal | 🏴 ENGLAND | 24 | 3♦ | ♠A | -2 | +1 |
| -0.9 | Quarterfinal | 🏴 ENGLAND | 31 | 4♠ | ♦8 | = | +11 |
| -0.9 | Quarterfinal | 🏴 ENGLAND | 52 | 2♦ | ♦3 | +1 | -1 |
| -1.0 | Quarterfinal | 🏴 ENGLAND | 20 | 6♦ | ♥4 | = | -7 |
| -1.0 | Quarterfinal | 🏴 ENGLAND | 75 | 3N | ♦K | -2 | +5 |
| -1.0 | Semifinal | 🇺🇸 USA 1 | 46 | 4♥ | ♦6 | -1 | -4 |
| -1.0 | Semifinal | 🇺🇸 USA 1 | 50 | 4♥ | ♣2 | = | · |
| -1.0 | Semifinal | 🇺🇸 USA 1 | 55 | 1N | ♥6 | +1 | · |
| -1.0 | Semifinal | 🇺🇸 USA 1 | 74 | 3♣ | ♦Q | -1 | +0 |
| -1.0 | Semifinal | 🇺🇸 USA 1 | 75 | 3N | ♣5 | +1 | -7 |
| -1.1 | Quarterfinal | 🏴 ENGLAND | 78 | 1♠ | ♣A | = | +1 |
| -1.1 | Quarterfinal | 🏴 ENGLAND | 84 | 2♥ | ♥8 | = | · |
| -1.3 | Quarterfinal | 🏴 ENGLAND | 28 | 3N | ♠5 | +3 | +11 |
| -1.3 | Semifinal | 🇺🇸 USA 1 | 87 | 4♥ | ♦3 | +1 | +0 |
| -1.4 | Quarterfinal | 🏴 ENGLAND | 77 | 4♠ | ♦8 | +1 | +0 |
| -1.6 | Quarterfinal | 🏴 ENGLAND | 17 | 2♣ | ♠J | -3 | -2 |
| -1.6 | Quarterfinal | 🏴 ENGLAND | 96 | 6♠ | ♥4 | = | · |
| -1.7 | Quarterfinal | 🏴 ENGLAND | 3 | 4♥ | ♣A | +1 | +0 |
| -1.7 | Semifinal | 🇺🇸 USA 1 | 64 | 2♠ | ♠5 | = | · |
| -1.7 | Semifinal | 🇺🇸 USA 1 | 81 | 3N | ♥9 | = | +6 |
| -1.9 | Quarterfinal | 🏴 ENGLAND | 18 | 1N | ♣3 | -1 | -1 |
| -2.0 | Semifinal | 🇺🇸 USA 1 | 53 | 1N | ♥K | +2 | · |
| -2.0 | Semifinal | 🇺🇸 USA 1 | 56 | 3♥ | ♦2 | -1 | · |
| -2.0 | Semifinal | 🇺🇸 USA 1 | 90 | 4♠ | ♥4 | -1 | +6 |
| -2.0 | Semifinal | 🇺🇸 USA 1 | 96 | 4♠ | ♠5 | = | +1 |
| -2.3 | Quarterfinal | 🏴 ENGLAND | 55 | 4♦x | ♠K | -3 | +12 |
| -2.3 | Semifinal | 🇺🇸 USA 1 | 49 | 2♠ | ♠5 | = | · |
| -2.4 | Quarterfinal | 🏴 ENGLAND | 14 | 4♠ | ♥3 | = | +11 |
| -2.7 | Semifinal | 🇺🇸 USA 1 | 20 | 2♥ | ♦3 | +1 | +0 |
| -2.7 | Semifinal | 🇺🇸 USA 1 | 30 | 3♣ | ♦9 | -2 | +0 |
| -2.7 | Semifinal | 🇺🇸 USA 1 | 59 | 3♥ | ♠J | -2 | · |
| -2.9 | Quarterfinal | 🏴 ENGLAND | 5 | 2♠ | ♦3 | -1 | -10 |
| -2.9 | Quarterfinal | 🏴 ENGLAND | 49 | 3N | ♣9 | +3 | +11 |
| -3.0 | Semifinal | 🇺🇸 USA 1 | 21 | 7♠ | ♠7 | -1 | -14 |
| -3.0 | Semifinal | 🇺🇸 USA 1 | 34 | 4♠ | ♣2 | = | +1 |
| -3.0 | Semifinal | 🇺🇸 USA 1 | 79 | 1N | ♠6 | +1 | +7 |
| -3.0 | Semifinal | 🇺🇸 USA 1 | 91 | 5♦ | ♠A | +1 | +9 |
| -3.3 | Quarterfinal | 🏴 ENGLAND | 15 | 4♠ | ♣Q | = | -6 |
| -3.3 | Quarterfinal | 🏴 ENGLAND | 56 | 3♠ | ♥A | = | -1 |
| -3.4 | Quarterfinal | 🏴 ENGLAND | 87 | 3N | ♥2 | -1 | · |
| -3.7 | Semifinal | 🇺🇸 USA 1 | 23 | 2♦ | ♥A | -2 | -7 |
| -3.7 | Semifinal | 🇺🇸 USA 1 | 39 | 4♠x | ♦A | +1 | -13 |
| -3.7 | Semifinal | 🇺🇸 USA 1 | 88 | 2♥ | ♦5 | +1 | -7 |
| -4.0 | Quarterfinal | 🏴 ENGLAND | 66 | 4♠ | ♦4 | = | -11 |
| -4.0 | Quarterfinal | 🏴 ENGLAND | 91 | 5♣ | ♥K | = | · |
| -4.0 | Semifinal | 🇺🇸 USA 1 | 67 | 3♥ | ♦10 | +1 | -6 |
| -4.3 | Semifinal | 🇺🇸 USA 1 | 78 | 4♠x | ♥A | -3 | -14 |
| -4.7 | Semifinal | 🇺🇸 USA 1 | 58 | 4♥ | ♣4 | +1 | · |
| -5.0 | Semifinal | 🇺🇸 USA 1 | 69 | 4♥x | ♠Q | +1 | -7 |
| -6.0 | Play-off | 🇫🇷 FRANCE | 3 | 3N | ♠3 | = | +1 |
| -6.7 | Semifinal | 🇺🇸 USA 1 | 61 | 2♠ | ♣2 | = | · |
| -7.4 | Quarterfinal | 🏴 ENGLAND | 67 | 4♥x | ♣7 | = | -12 |
| -8.0 | Quarterfinal | 🏴 ENGLAND | 32 | 4♠ | ♥4 | = | -13 |
| -8.0 | Semifinal | 🇺🇸 USA 1 | 19 | 4♠ | ♦2 | +3 | -12 |
| -8.3 | Quarterfinal | 🏴 ENGLAND | 62 | 2♥x | ♦5 | = | -8 |
| -9.7 | Semifinal | 🇺🇸 USA 1 | 28 | 6♥x | ♣K | -2 | -11 |
| -10.0 | Play-off | 🇫🇷 FRANCE | 1 | 5♦ | ♣2 | = | +1 |
| -11.0 | Semifinal | 🇺🇸 USA 1 | 60 | 3♦x | ♥6 | -3 | · |
| -12.0 | Quarterfinal | 🏴 ENGLAND | 26 | 7♣ | ♥J | -1 | -15 |
| -12.3 | Semifinal | 🇺🇸 USA 1 | 70 | 4♥ | ♠3 | = | -8 |