GAWRYS Piotr · MAHAFFEY
43rank
+60.1Butler · 140 bds
+0.43per board
±4.2swing
+1.29vs par /bd · #13/240
+0.68adjusted /bd
by round
vs par split: bidding +0.95 · play +0.34
Strength of schedule: opponents averaged +0.25/bd (a tough draw) → opponent-adjusted +0.68/bd
Card play — on target: opening leads 74.4% #154 of 239 · declarer play 78.1% #86 of 239 · defence 89.5% #80 of 240
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (10) | 82.8% (29) |
| Declarer play | 62.5% (8) | 83.3% (24) |
| Defence | 84.2% (19) | 91.2% (57) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 81.2% (16) · ♦ 66.7% (9) · ♣ 77.8% (9)
vs par by strain: NT +0.67 (36) · a suit +1.50 (104)
vs par by level: part-score +0.94 (50) · game +1.23 (74) · slam +2.62 (16)
By role: declaring +0.17/bd (-1.70 vs par · 64) · defending +0.64/bd (+3.80 vs par · 76)
By vulnerability: vulnerable +1.23/bd (+2.44 vs par · 71) · not vulnerable -0.39/bd (+0.10 vs par · 69)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Klukowski | Y.Li – J.Liu | Open | 10 | +13.1 | +1.31 | -0.40 |
| Round 3 | M.Klukowski | I.Kandemir – S.Kolata | Open | 10 | +17.3 | +1.73 | +1.60 |
| Round 4 | M.Klukowski | M.Puczynski – K.Araszkiewicz | Open | 10 | +8.4 | +0.84 | +4.00 |
| Round 5 | M.Klukowski | W.El Ahmady – T.Sadek | Open | 10 | +0.1 | +0.01 | -0.90 |
| Round 6 | M.Klukowski | P.Zatorski – R.Pachtman | Open | 10 | -3.0 | -0.30 | +0.00 |
| Round 7 | M.Klukowski | G.Helgemo – T.Helness | Closed | 10 | -14.6 | -1.46 | +1.30 |
| Round 8 | M.Klukowski | N.Bocchi – D.Bilde | Open | 10 | -5.6 | -0.56 | +0.40 |
| Round 9 | M.Klukowski | B.Nab – B.Drijver | Open | 10 | +8.3 | +0.83 | +3.10 |
| Round 10 | M.Klukowski | C.Lorenzini – J.Quantin | Open | 10 | -2.4 | -0.24 | +0.50 |
| Round 11 | M.Klukowski | M.Stegaroiu – M.Ionita | Open | 10 | +16.0 | +1.60 | +0.00 |
| Round 12 | M.Klukowski | T.Hoftaniska – T.Charlsen | Open | 10 | -8.6 | -0.86 | +2.30 |
| Round 13 | M.Klukowski | M.Bessis – A.Levy | Open | 10 | +7.2 | +0.72 | +1.60 |
| Round 14 | M.Klukowski | A.Mcintosh – P.King | Open | 10 | +13.7 | +1.37 | +1.70 |
| Round 15 | M.Klukowski | T.Polak – T.Van Overbeeke | Open | 10 | +10.2 | +1.02 | +2.80 |
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 |
|---|---|---|---|---|---|---|---|
| +11.6 | Round 4 | CONNECTOR | 2 | 3NT | ♥6 | = | +10 |
| +10.2 | Round 11 | DRACULA | 20 | 3♣ | ♥7 | +2 | +10 |
| +9.6 | Round 5 | MAROSAMITAWA | 20 | 6♥ | ♣Q | -1 | +17 |
| +9.4 | Round 1 | CHINA LADIES TEAM | 8 | 4♠ | ♣A | -1 | +10 |
| +9.3 | Round 3 | NONAME TUR | 24 | 4♠ | ♣K | = | +8 |
| +9.0 | Round 12 | DE BOTTON | 21 | 6♥ | ♣6 | -1 | +11 |
| +8.9 | Round 10 | VENTIN | 2 | 4♥x | ♠K | +1 | +12 |
| +8.1 | Round 12 | DE BOTTON | 29 | 2♠ | ♦J | +1 | +12 |
| +8.0 | Round 8 | LAVAZZA | 13 | 7♣ | ♥6 | = | -2 |
| +7.6 | Round 5 | MAROSAMITAWA | 13 | 4♠x | ♥6 | -2 | +9 |
| +7.0 | Round 13 | VINCIGUERRA | 9 | 4♠ | ♣Q | -1 | +10 |
| +6.6 | Round 13 | VINCIGUERRA | 2 | 4♥ | ♣6 | = | -1 |
| +6.3 | Round 14 | BLACK | 13 | 4♠ | ♣4 | = | +0 |
| +6.2 | Round 9 | NETHERLANDS WHITE | 30 | 5♣ | ♥J | +2 | +14 |
| +6.1 | Round 15 | NETHERLANDS BLUE | 25 | 4♣ | ♥K | -1 | +12 |
| +5.8 | Round 1 | CHINA LADIES TEAM | 10 | 4♠ | ♥8 | -1 | +6 |
| +5.6 | Round 9 | NETHERLANDS WHITE | 29 | 3♣ | ♦4 | = | +12 |
| +5.3 | Round 15 | NETHERLANDS BLUE | 29 | 3NT | ♠5 | -1 | +6 |
| +4.9 | Round 6 | ERA | 23 | 4♠ | ♣K | -1 | +6 |
| +4.7 | Round 6 | ERA | 25 | 3NT | ♠K | +1 | +11 |
| +4.5 | Round 11 | DRACULA | 12 | 3♥ | ♦K | -1 | +4 |
| +4.4 | Round 3 | NONAME TUR | 25 | 3♥ | ♠A | = | +6 |
| +4.3 | Round 10 | VENTIN | 8 | 3NT | ♣4 | -1 | +5 |
| +4.3 | Round 14 | BLACK | 19 | 2♠ | ♥J | +1 | +10 |
| +4.2 | Round 1 | CHINA LADIES TEAM | 3 | 3NT | ♥Q | = | -1 |
| +4.2 | Round 8 | LAVAZZA | 15 | 4♠ | ♣6 | = | +8 |
| +4.1 | Round 9 | NETHERLANDS WHITE | 21 | 2♥x | ♥7 | -1 | +0 |
| +4.0 | Round 11 | DRACULA | 13 | 4♥ | ♠A | -1 | +6 |
| +4.0 | Round 14 | BLACK | 20 | 3NT | ♣7 | -1 | +12 |
| +3.6 | Round 5 | MAROSAMITAWA | 14 | 3♥ | ♦8 | = | +0 |
| +3.6 | Round 7 | ZIMMERMANN | 2 | 3♠ | ♣K | -2 | +5 |
| +3.6 | Round 9 | NETHERLANDS WHITE | 28 | 4♠ | ♥6 | = | +3 |
| +3.2 | Round 10 | VENTIN | 10 | 4♠ | ♠J | -2 | +8 |
| +2.8 | Round 7 | ZIMMERMANN | 4 | 4♠ | ♣A | = | +10 |
| +2.7 | Round 3 | NONAME TUR | 21 | 2♦ | ♣8 | = | +5 |
| +2.7 | Round 4 | CONNECTOR | 3 | 4♥ | ♠Q | +2 | +12 |
| +2.5 | Round 14 | BLACK | 18 | 4NT | ♥6 | +1 | -13 |
| +2.4 | Round 3 | NONAME TUR | 30 | 3NT | ♥2 | +1 | +0 |
| +2.4 | Round 7 | ZIMMERMANN | 8 | 4♦ | ♣9 | -1 | +4 |
| +2.3 | Round 4 | CONNECTOR | 7 | 4♠ | ♠3 | -1 | +6 |
| +2.3 | Round 12 | DE BOTTON | 25 | 2♠ | ♥K | = | +5 |
| +2.3 | Round 13 | VINCIGUERRA | 3 | 2NT | ♦6 | = | +0 |
| +2.2 | Round 14 | BLACK | 14 | 3NT | ♣3 | -1 | +10 |
| +2.1 | Round 6 | ERA | 22 | 1NT | ♦J | -2 | +7 |
| +2.0 | Round 14 | BLACK | 16 | 4♦ | ♥5 | -1 | +6 |
| +2.0 | Round 15 | NETHERLANDS BLUE | 21 | 2NT | ♦4 | -2 | +0 |
| +1.8 | Round 5 | MAROSAMITAWA | 12 | 1NT | ♠J | +1 | +1 |
| +1.8 | Round 15 | NETHERLANDS BLUE | 30 | 5♣ | ♠A | -1 | +4 |
| +1.7 | Round 10 | VENTIN | 4 | 2♥ | ♣Q | -3 | +5 |
| +1.7 | Round 15 | NETHERLANDS BLUE | 26 | 3♠ | ♥K | -1 | -1 |
| +1.6 | Round 3 | NONAME TUR | 22 | 2♥ | ♥J | -1 | -2 |
| +1.6 | Round 3 | NONAME TUR | 23 | 6♠ | ♦7 | +1 | +13 |
| +1.5 | Round 1 | CHINA LADIES TEAM | 2 | 3NT | ♠9 | -3 | +6 |
| +1.4 | Round 4 | CONNECTOR | 9 | 3♠ | ♥2 | -1 | -1 |
| +1.4 | Round 11 | DRACULA | 11 | 6♥ | ♦J | = | -10 |
| +1.3 | Round 1 | CHINA LADIES TEAM | 9 | 4♠ | ♦K | = | +0 |
| +1.3 | Round 8 | LAVAZZA | 19 | 4♥ | ♠J | = | +0 |
| +1.2 | Round 11 | DRACULA | 18 | 4♥ | ♦K | = | +0 |
| +1.0 | Round 4 | CONNECTOR | 8 | 2♠ | ♥Q | -2 | +7 |
| +0.9 | Round 14 | BLACK | 11 | 2♥ | ♠5 | = | +0 |
| +0.7 | Round 13 | VINCIGUERRA | 4 | 4♥ | ♠8 | = | +1 |
| +0.6 | Round 10 | VENTIN | 7 | 2♥ | ♦A | = | +0 |
| +0.4 | Round 6 | ERA | 26 | 4♠ | ♦6 | +1 | +0 |
| +0.4 | Round 7 | ZIMMERMANN | 1 | 4♠ | ♥2 | +2 | -11 |
| +0.4 | Round 12 | DE BOTTON | 22 | 3NT | ♠2 | +3 | +3 |
| +0.4 | Round 12 | DE BOTTON | 23 | 6♦ | ♣3 | +1 | +13 |
| +0.4 | Round 15 | NETHERLANDS BLUE | 27 | 4♠x | ♥A | -2 | -3 |
| +0.3 | Round 1 | CHINA LADIES TEAM | 5 | 1NT | ♣5 | -2 | -1 |
| +0.2 | Round 8 | LAVAZZA | 18 | 3NT | ♠4 | +1 | +0 |
| +0.2 | Round 11 | DRACULA | 17 | 4♠ | ♥K | -1 | +4 |
| +0.2 | Round 12 | DE BOTTON | 26 | 3NT | ♠4 | +1 | +0 |
| +0.1 | Round 3 | NONAME TUR | 26 | 2♥ | ♦3 | +1 | -10 |
| +0.1 | Round 11 | DRACULA | 15 | 4♠ | ♦5 | = | -1 |
| +0.1 | Round 13 | VINCIGUERRA | 7 | 1NT | ♦9 | = | +1 |
| +0.0 | Round 10 | VENTIN | 1 | 3NT | ♠3 | = | -1 |
| -0.0 | Round 13 | VINCIGUERRA | 8 | 3♦ | ♣5 | +2 | +6 |
| -0.1 | Round 3 | NONAME TUR | 28 | 1♠ | ♥7 | +2 | +0 |
| -0.1 | Round 9 | NETHERLANDS WHITE | 24 | 6♠ | ♦2 | +1 | +11 |
| -0.1 | Round 13 | VINCIGUERRA | 10 | 4♥ | ♣K | = | +0 |
| -0.2 | Round 5 | MAROSAMITAWA | 15 | 4♠ | ♥5 | +1 | +0 |
| -0.3 | Round 8 | LAVAZZA | 16 | 4♠ | ♦K | = | +0 |
| -0.3 | Round 9 | NETHERLANDS WHITE | 22 | 4♠ | ♥8 | +2 | +13 |
| -0.3 | Round 15 | NETHERLANDS BLUE | 22 | 2♥ | ♣J | = | -1 |
| -0.4 | Round 6 | ERA | 21 | 2♥ | ♣5 | -2 | -3 |
| -0.5 | Round 8 | LAVAZZA | 20 | 3NT | ♥5 | = | -2 |
| -0.6 | Round 4 | CONNECTOR | 4 | 6♥ | ♠3 | +1 | +1 |
| -0.7 | Round 7 | ZIMMERMANN | 6 | 3♣ | ♠8 | -3 | -2 |
| -0.7 | Round 15 | NETHERLANDS BLUE | 24 | 4♥ | ♥10 | +1 | +11 |
| -0.8 | Round 6 | ERA | 30 | 3♠ | ♥K | -2 | +0 |
| -0.8 | Round 9 | NETHERLANDS WHITE | 26 | 1NT | ♠3 | +1 | +0 |
| -0.9 | Round 8 | LAVAZZA | 17 | 3NT | ♠4 | +2 | -1 |
| -1.1 | Round 5 | MAROSAMITAWA | 16 | 4♥ | ♦5 | +1 | -11 |
| -1.2 | Round 9 | NETHERLANDS WHITE | 27 | 2♥ | ♦J | +1 | -1 |
| -1.3 | Round 4 | CONNECTOR | 1 | 6NT | ♠3 | = | +10 |
| -1.5 | Round 5 | MAROSAMITAWA | 11 | 1NT | ♠4 | +2 | -1 |
| -1.5 | Round 11 | DRACULA | 16 | 5♠x | ♦3 | -1 | -7 |
| -1.7 | Round 1 | CHINA LADIES TEAM | 4 | 4♠ | ♥J | = | +0 |
| -1.8 | Round 3 | NONAME TUR | 29 | 2♦ | ♥5 | = | +1 |
| -1.9 | Round 6 | ERA | 28 | 3♥ | ♣Q | -1 | -6 |
| -1.9 | Round 11 | DRACULA | 14 | 3NT | ♥2 | -2 | -6 |
| -2.0 | Round 6 | ERA | 29 | 2NT | ♦Q | = | +1 |
| -2.0 | Round 14 | BLACK | 17 | 3♦ | ♠9 | -2 | -5 |
| -2.2 | Round 11 | DRACULA | 19 | 5♦x | ♣A | -2 | +0 |
| -2.4 | Round 1 | CHINA LADIES TEAM | 1 | 2♠ | ♦3 | = | +0 |
| -2.4 | Round 9 | NETHERLANDS WHITE | 25 | 5♦ | ♥K | -1 | -10 |
| -2.4 | Round 15 | NETHERLANDS BLUE | 28 | 4♠ | ♦K | = | +0 |
| -2.5 | Round 1 | CHINA LADIES TEAM | 6 | 5♦ | ♥A | +1 | -11 |
| -2.5 | Round 13 | VINCIGUERRA | 1 | 4♥ | ♠Q | -1 | -4 |
| -2.6 | Round 13 | VINCIGUERRA | 6 | 3NT | ♥5 | +3 | +10 |
| -2.7 | Round 4 | CONNECTOR | 5 | 3NT | ♠Q | +1 | +1 |
| -2.8 | Round 1 | CHINA LADIES TEAM | 7 | 4♥ | ♦5 | +2 | -13 |
| -2.8 | Round 14 | BLACK | 15 | 3♣ | ♦K | = | +0 |
| -2.9 | Round 3 | NONAME TUR | 27 | 1♥ | ♣J | = | -5 |
| -2.9 | Round 4 | CONNECTOR | 10 | 4♥ | ♥9 | = | -3 |
| -3.1 | Round 4 | CONNECTOR | 6 | 4♠ | ♥2 | = | -3 |
| -3.1 | Round 5 | MAROSAMITAWA | 19 | 5♥ | ♠J | = | +0 |
| -3.3 | Round 7 | ZIMMERMANN | 7 | 4♥ | ♣5 | = | +13 |
| -3.6 | Round 12 | DE BOTTON | 27 | 4♥ | ♦9 | -2 | +1 |
| -3.7 | Round 10 | VENTIN | 6 | 3NT | ♠9 | -4 | -7 |
| -3.7 | Round 14 | BLACK | 12 | 2♠ | ♣A | -2 | -3 |
| -3.7 | Round 15 | NETHERLANDS BLUE | 23 | 3♠ | ♣A | = | +0 |
| -3.8 | Round 8 | LAVAZZA | 11 | 6♥ | ♣J | = | +11 |
| -3.9 | Round 7 | ZIMMERMANN | 3 | 4♠ | ♥6 | = | -10 |
| -3.9 | Round 7 | ZIMMERMANN | 9 | 4♥ | ♣K | +1 | -4 |
| -4.0 | Round 10 | VENTIN | 5 | 2NT | ♥Q | -2 | -7 |
| -4.1 | Round 6 | ERA | 27 | 3♦ | ♦K | +1 | -6 |
| -4.3 | Round 10 | VENTIN | 3 | 3NT | ♥4 | +1 | +1 |
| -4.3 | Round 13 | VINCIGUERRA | 5 | 3♥ | ♠3 | +1 | -7 |
| -5.0 | Round 8 | LAVAZZA | 12 | 3NT | ♠4 | +1 | +0 |
| -5.7 | Round 7 | ZIMMERMANN | 5 | 4♥x | ♥3 | -1 | -5 |
| -5.9 | Round 6 | ERA | 24 | 3NT | ♥3 | -1 | -10 |
| -6.3 | Round 5 | MAROSAMITAWA | 17 | 6♥ | ♠A | -1 | -11 |
| -6.3 | Round 7 | ZIMMERMANN | 10 | 6♥ | ♦3 | +1 | +13 |
| -6.4 | Round 9 | NETHERLANDS WHITE | 23 | 2♣ | ♥8 | +2 | -11 |
| -7.1 | Round 12 | DE BOTTON | 30 | 6♠ | ♦2 | -2 | -11 |
| -8.0 | Round 12 | DE BOTTON | 28 | 7♠ | ♠4 | = | +0 |
| -8.8 | Round 8 | LAVAZZA | 14 | 3NT | ♣2 | -1 | -10 |
| -9.1 | Round 10 | VENTIN | 9 | 3NT | ♦J | -1 | -11 |
| -10.3 | Round 5 | MAROSAMITAWA | 18 | 6♥ | ♦A | -1 | -13 |
| -10.3 | Round 12 | DE BOTTON | 24 | 6♥ | ♠7 | -1 | -11 |