LIAO K. T. · SINGAPORE
62rank
-13.7Butler · 91 bds
-0.15per board
±4.4swing
-0.01vs par /bd · #53/107
-0.10adjusted /bd
by round
vs par split: bidding -0.14 · play +0.09
Strength of schedule: opponents averaged +0.05/bd (an average draw) → opponent-adjusted -0.10/bd
Card play — on target: opening leads 74.1% #69 of 107 · declarer play 53.3% #102 of 107 · defence 82.5% #74 of 107
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 63.6% (11) | 81.2% (16) |
| Declarer play | 44.4% (9) | 57.1% (21) |
| Defence | 73.3% (15) | 88.0% (25) |
Opening leads by suit led: ♠ 66.7% (6) · ♥ 83.3% (6) · ♦ 71.4% (7) · ♣ 75.0% (8)
vs par by strain: NT -0.62 (32) · a suit +0.26 (58)
vs par by level: part-score -0.17 (41) · game -0.17 (42) · slam +1.29 (7)
By role: declaring -0.05/bd (-2.52 vs par · 50) · defending -0.27/bd (+3.05 vs par · 41)
By vulnerability: vulnerable +0.23/bd (-0.46 vs par · 46) · not vulnerable -0.54/bd (+0.44 vs par · 45)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Tan | J.Holland – C.Mari | Open | 7 | -5.4 | -0.77 | +1.00 |
| Round 2 | Y.Tan | H.Lasut – E.Manoppo | Open | 7 | -6.0 | -0.86 | +0.86 |
| Round 3 | Y.Tan | K.Yamada – M.Ino | Open | 7 | +3.3 | +0.47 | +0.86 |
| Round 5 | Y.Tan | H.Dhariwal – R.Lyall | Open | 7 | +4.5 | +0.64 | +0.00 |
| Round 6 | Y.Tan | L.Zhang – D.Chen | Open | 7 | -4.8 | -0.69 | -3.86 |
| Round 7 | Y.Tan | H.Zhang – H.Lu | Open | 7 | +22.9 | +3.27 | +1.86 |
| Round 8 | Y.Tan | X.Shen – M.Shen | Open | 7 | -4.9 | -0.70 | -0.14 |
| Round 9 | Y.Tan | G.Lu – J.Fu | Open | 7 | -1.1 | -0.16 | -2.86 |
| Round 10 | Y.Tan | E.Tse – R.Ling | Closed | 7 | -15.8 | -2.26 | -3.86 |
| Round 18 | Y.Tan | L.Lewis – P.Lewis | Open | 7 | +3.3 | +0.47 | -0.71 |
| Round 19 | Y.Tan | B.Eisenberg – J.Sternberg | Closed | 7 | +6.1 | +0.87 | +2.43 |
| Round 20 | Y.Tan | L.Stansby – B.Bramley | Open | 7 | -11.8 | -1.69 | -0.57 |
| Round 21 | Y.Tan | K.Christiansen – H.Lortz | Closed | 7 | -4.0 | -0.57 | +4.86 |
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 |
|---|---|---|---|---|---|---|---|
| +11.4 | Round 19 | STERNBERG | 2 | 2♠x | ♥6 | = | +11 |
| +10.2 | Round 5 | ENGINEERS | 6 | 7♣ | ♣3 | = | -2 |
| +9.3 | Round 3 | PLATINUM | 19 | 6NT | ♦6 | -1 | +20 |
| +8.2 | Round 3 | PLATINUM | 21 | 6♠ | ♥J | = | -13 |
| +7.6 | Round 19 | STERNBERG | 3 | 4♥ | ♣10 | -1 | +6 |
| +7.1 | Round 7 | HUBEI QIAOXIE | 21 | 4♠ | ♥5 | = | +7 |
| +5.8 | Round 9 | SICHUAN DAHE COMPANY | 10 | 4♥ | ♠K | = | +3 |
| +5.6 | Round 2 | INDONESIA | 9 | 6♣ | ♦A | -1 | +10 |
| +5.4 | Round 20 | LYNCH | 13 | 5♣x | ♠K | +1 | +10 |
| +5.1 | Round 9 | SICHUAN DAHE COMPANY | 9 | 4♠ | ♥8 | -2 | +8 |
| +5.0 | Round 7 | HUBEI QIAOXIE | 15 | 4♠ | ♣K | +3 | -10 |
| +4.7 | Round 5 | ENGINEERS | 3 | 3NT | ♠10 | -3 | +7 |
| +4.4 | Round 10 | HK SENIOR FRIENDS | 21 | 3NT | ♠7 | -3 | +7 |
| +4.2 | Round 7 | HUBEI QIAOXIE | 16 | 3NT | ♦4 | = | +0 |
| +4.2 | Round 8 | XINYUAN SENIOR TEAM | 5 | 2♠ | ♥A | = | +6 |
| +4.1 | Round 18 | LEWIS | 25 | 4♠ | ♦K | = | +0 |
| +3.8 | Round 7 | HUBEI QIAOXIE | 18 | 2NT | ♣9 | = | -1 |
| +3.7 | Round 20 | LYNCH | 11 | 3NT | ♠J | -3 | +11 |
| +3.6 | Round 2 | INDONESIA | 10 | 3NT | ♦10 | = | -1 |
| +3.6 | Round 7 | HUBEI QIAOXIE | 17 | Pass | +4 | ||
| +3.4 | Round 6 | HAINAN OLD MAN | 8 | 3NT | ♦J | = | -1 |
| +2.5 | Round 18 | LEWIS | 23 | 4♥ | ♥5 | = | +0 |
| +2.5 | Round 21 | LORTZ | 17 | 4♠ | ♦A | -2 | +8 |
| +2.2 | Round 6 | HAINAN OLD MAN | 9 | 3NT | ♣6 | +1 | -12 |
| +2.2 | Round 20 | LYNCH | 8 | 1NT | ♥Q | = | -1 |
| +2.0 | Round 1 | HACKETT | 2 | 3NT | ♥5 | -2 | +6 |
| +1.9 | Round 21 | LORTZ | 21 | 2♠ | ♥6 | -1 | +4 |
| +1.8 | Round 8 | XINYUAN SENIOR TEAM | 7 | 4♠ | ♣8 | -1 | +6 |
| +1.7 | Round 2 | INDONESIA | 12 | 3♦ | ♦4 | = | -1 |
| +1.5 | Round 6 | HAINAN OLD MAN | 14 | 4♠ | ♦A | -2 | +5 |
| +1.3 | Round 18 | LEWIS | 24 | 3♠ | ♥10 | -1 | +4 |
| +1.3 | Round 18 | LEWIS | 27 | 2♥ | ♠9 | +1 | +0 |
| +1.2 | Round 9 | SICHUAN DAHE COMPANY | 8 | 1NT | ♠2 | = | -1 |
| +1.1 | Round 1 | HACKETT | 4 | 2♠ | ♥K | = | +6 |
| +1.0 | Round 21 | LORTZ | 16 | 1♠ | ♦6 | +1 | +10 |
| +0.8 | Round 3 | PLATINUM | 18 | 2NT | ♦2 | -2 | +0 |
| +0.7 | Round 18 | LEWIS | 22 | 3NT | ♦6 | +1 | +0 |
| +0.6 | Round 8 | XINYUAN SENIOR TEAM | 6 | 1NT | ♥4 | +1 | +10 |
| +0.5 | Round 1 | HACKETT | 1 | 2♦ | ♠A | -1 | -4 |
| +0.4 | Round 5 | ENGINEERS | 7 | 3NT | ♦3 | = | +1 |
| +0.4 | Round 7 | HUBEI QIAOXIE | 20 | 3NT | ♦6 | +3 | +12 |
| +0.3 | Round 5 | ENGINEERS | 2 | 2♥ | ♠5 | +1 | +0 |
| +0.3 | Round 19 | STERNBERG | 7 | 2♦ | ♣A | = | -2 |
| +0.1 | Round 9 | SICHUAN DAHE COMPANY | 12 | 4♣ | ♥3 | -1 | -2 |
| +0.0 | Round 10 | HK SENIOR FRIENDS | 15 | 3♥ | ♠9 | -1 | -3 |
| +0.0 | Round 10 | HK SENIOR FRIENDS | 18 | 4♥ | ♠5 | = | -1 |
| -0.1 | Round 21 | LORTZ | 19 | 3♠ | ♣K | +2 | +9 |
| -0.2 | Round 8 | XINYUAN SENIOR TEAM | 2 | 3♥ | ♥3 | +2 | -10 |
| -0.5 | Round 1 | HACKETT | 3 | 2♠ | ♣9 | -1 | -1 |
| -0.5 | Round 10 | HK SENIOR FRIENDS | 16 | 4♥ | ♠4 | +1 | +0 |
| -0.7 | Round 2 | INDONESIA | 13 | 5♥ | ♠A | = | +0 |
| -0.8 | Round 6 | HAINAN OLD MAN | 13 | 2♠ | ♥A | = | -1 |
| -0.9 | Round 6 | HAINAN OLD MAN | 11 | 4♠ | ♥A | -2 | +1 |
| -1.0 | Round 1 | HACKETT | 5 | 1NT | ♥3 | +1 | -1 |
| -1.2 | Round 7 | HUBEI QIAOXIE | 19 | 3♠ | ♣6 | -1 | +1 |
| -1.2 | Round 19 | STERNBERG | 5 | 3♠ | ♣8 | = | +0 |
| -1.3 | Round 21 | LORTZ | 15 | 1NT | ♦9 | -1 | +0 |
| -1.5 | Round 5 | ENGINEERS | 5 | 2♥ | ♣A | +1 | +0 |
| -1.6 | Round 3 | PLATINUM | 15 | 3♥ | ♦Q | -1 | -2 |
| -1.9 | Round 18 | LEWIS | 26 | 4♥ | ♠3 | +1 | +0 |
| -2.1 | Round 10 | HK SENIOR FRIENDS | 19 | 3♥ | ♣4 | +1 | -2 |
| -2.1 | Round 20 | LYNCH | 10 | 2♠ | ♦K | +1 | +0 |
| -2.2 | Round 1 | HACKETT | 7 | 3NT | ♥5 | +2 | -1 |
| -2.2 | Round 19 | STERNBERG | 1 | 4♠ | ♠2 | -1 | +2 |
| -2.5 | Round 2 | INDONESIA | 14 | 3♥ | ♣K | -2 | +0 |
| -2.6 | Round 5 | ENGINEERS | 1 | 2NT | ♥9 | +2 | -6 |
| -2.9 | Round 3 | PLATINUM | 17 | 2♥ | ♠K | +1 | +0 |
| -2.9 | Round 20 | LYNCH | 9 | 2♠ | ♣10 | +2 | -1 |
| -3.0 | Round 21 | LORTZ | 18 | 6♣ | ♣8 | = | +11 |
| -3.2 | Round 9 | SICHUAN DAHE COMPANY | 13 | 5♠ | ♦2 | +2 | -17 |
| -3.4 | Round 2 | INDONESIA | 8 | 3♣ | ♠10 | = | +0 |
| -3.6 | Round 8 | XINYUAN SENIOR TEAM | 1 | 3NT | ♦9 | +1 | +0 |
| -3.8 | Round 8 | XINYUAN SENIOR TEAM | 3 | 2NT | ♠5 | +2 | -1 |
| -3.9 | Round 8 | XINYUAN SENIOR TEAM | 4 | 1NT | ♣A | +1 | -12 |
| -4.4 | Round 19 | STERNBERG | 6 | 5♥x | ♠10 | -3 | +4 |
| -4.7 | Round 9 | SICHUAN DAHE COMPANY | 11 | 2♥ | ♥A | +1 | -6 |
| -4.7 | Round 18 | LEWIS | 28 | 5♣ | ♠A | -1 | -9 |
| -5.0 | Round 6 | HAINAN OLD MAN | 10 | 3NTx | ♠Q | -1 | -8 |
| -5.0 | Round 21 | LORTZ | 20 | 3♠ | ♣10 | -2 | -8 |
| -5.1 | Round 3 | PLATINUM | 16 | 3NT | ♣6 | +3 | -11 |
| -5.2 | Round 6 | HAINAN OLD MAN | 12 | 3NT | ♠2 | -2 | -11 |
| -5.3 | Round 1 | HACKETT | 6 | 4♣ | ♦Q | -1 | +2 |
| -5.4 | Round 3 | PLATINUM | 20 | 3NT | ♠9 | +2 | +12 |
| -5.4 | Round 9 | SICHUAN DAHE COMPANY | 14 | 4♠ | ♦J | -2 | -5 |
| -5.4 | Round 19 | STERNBERG | 4 | 3♣ | ♥K | -3 | -4 |
| -5.6 | Round 10 | HK SENIOR FRIENDS | 20 | 4♥ | ♦6 | -2 | -13 |
| -7.0 | Round 5 | ENGINEERS | 4 | 4NT | ♠J | = | +0 |
| -8.4 | Round 20 | LYNCH | 12 | 3NTx | ♥6 | -1 | -12 |
| -9.7 | Round 20 | LYNCH | 14 | 3NT | ♥Q | -1 | -11 |
| -10.3 | Round 2 | INDONESIA | 11 | 6♠ | ♣A | = | -2 |
| -12.0 | Round 10 | HK SENIOR FRIENDS | 17 | 6NT | ♦4 | -5 | -15 |