🇳🇱 POTHOF Tobias · NETHERLANDS
48rank
-26.5Butler · 98 bds
-0.27per board
±5.5swing
-0.45vs par /bd · #48/69
-0.67adjusted /bd
by round
vs par split: bidding -0.37 · play -0.08
Strength of schedule: opponents averaged -0.40/bd (an easy draw) → opponent-adjusted -0.67/bd
Card play — on target: opening leads 78.9% #37 of 69 · declarer play 70.0% #32 of 69 · defence 84.8% #17 of 69
Bidding activity — not a pass: 43.0% #28 of 69 (114/265)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 78.6% (14) |
| Declarer play | 75.0% (8) | 68.2% (22) |
| Defence | 93.3% (15) | 80.6% (31) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 66.7% (6) · ♦ 100.0% (3) · ♣ 71.4% (7)
vs par by strain: NT -0.55 (29) · a suit -0.41 (69)
vs par by level: part-score +0.61 (41) · game -0.18 (49) · slam -7.50 (8)
By role: declaring -0.07/bd (-2.31 vs par · 52) · defending -0.50/bd (+1.65 vs par · 46)
By vulnerability: vulnerable -1.02/bd (-2.57 vs par · 49) · not vulnerable +0.48/bd (+1.67 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | D.De Rooij | G.Kessen – E.Lundstrom | Closed | 14 | -14.4 | -1.03 | +1.14 |
| Round 3 | D.De Rooij | E.Chovancova – E.Mikusova | Open | 14 | +1.7 | +0.12 | +0.71 |
| Round 5 | D.De Rooij | E.Meikop – K.Andreson | Closed | 14 | +32.3 | +2.31 | +1.14 |
| Round 6 | D.De Rooij | R.Khutorsky – Y.Hiba | Closed | 14 | -50.1 | -3.58 | -3.36 |
| Round 8 | D.De Rooij | M.Moe – B.Moe | Closed | 14 | -50.9 | -3.64 | -4.43 |
| Round 9 | D.De Rooij | L.Schroell Tite – E.Kay | Closed | 14 | +18.4 | +1.31 | +0.71 |
| Round 11 | D.De Rooij | R.Gudul – M.Sart | Closed | 14 | +36.5 | +2.61 | +0.93 |
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 |
|---|---|---|---|---|---|---|---|
| +11.7 | Round 9 | 🏴 ENGLAND | 20 | 6NT | ♣J | = | +0 |
| +11.1 | Round 11 | 🇹🇷 TURKIYE | 5 | 4♥x | ♠T | -2 | +13 |
| +10.6 | Round 3 | 🇸🇰 SLOVAKIA | 2 | 5♠ | ♥6 | -1 | +13 |
| +10.6 | Round 5 | 🇪🇪 ESTONIA | 2 | 5♦x | ♣T | -2 | +14 |
| +8.6 | Round 1 | 🇸🇪 SWEDEN | 5 | 5♣ | ♠3 | = | +7 |
| +8.5 | Round 5 | 🇪🇪 ESTONIA | 4 | 4♠x | ♥A | +1 | +8 |
| +7.5 | Round 3 | 🇸🇰 SLOVAKIA | 12 | 3NT | ♥K | -1 | +6 |
| +7.3 | Round 11 | 🇹🇷 TURKIYE | 10 | 4♥ | ♠Q | +1 | +0 |
| +7.1 | Round 3 | 🇸🇰 SLOVAKIA | 9 | 3♠ | ♥A | +1 | +7 |
| +6.5 | Round 9 | 🏴 ENGLAND | 22 | 5♣ | ♦4 | +1 | +8 |
| +6.4 | Round 5 | 🇪🇪 ESTONIA | 6 | 4♠ | ♦Q | +1 | +4 |
| +6.3 | Round 11 | 🇹🇷 TURKIYE | 11 | 3NT | ♦A | = | +7 |
| +5.8 | Round 9 | 🏴 ENGLAND | 17 | 2NT | ♣2 | -2 | +5 |
| +5.2 | Round 11 | 🇹🇷 TURKIYE | 4 | 1♥ | ♠2 | = | +7 |
| +5.0 | Round 11 | 🇹🇷 TURKIYE | 1 | 2NT | ♦3 | -3 | +7 |
| +4.7 | Round 5 | 🇪🇪 ESTONIA | 10 | 5♦ | ♥2 | +1 | -10 |
| +4.5 | Round 11 | 🇹🇷 TURKIYE | 14 | 2♠ | ♣A | -2 | +8 |
| +4.0 | Round 3 | 🇸🇰 SLOVAKIA | 13 | 5♠ | ♥3 | = | +0 |
| +4.0 | Round 5 | 🇪🇪 ESTONIA | 11 | 3NT | ♠9 | -1 | +4 |
| +4.0 | Round 8 | 🇳🇴 NORWAY | 14 | 2♥ | ♠Q | +1 | +1 |
| +4.0 | Round 9 | 🏴 ENGLAND | 18 | 4♠ | ♣K | = | -1 |
| +3.5 | Round 1 | 🇸🇪 SWEDEN | 9 | 4♥ | ♦Q | -2 | +8 |
| +3.4 | Round 6 | 🇮🇱 ISRAEL | 13 | 3♣ | ♦K | -1 | -1 |
| +3.3 | Round 11 | 🇹🇷 TURKIYE | 12 | 3NT | ♣4 | +1 | +0 |
| +3.2 | Round 9 | 🏴 ENGLAND | 25 | 3NT | ♦2 | -1 | +8 |
| +2.7 | Round 1 | 🇸🇪 SWEDEN | 14 | 4♥ | ♠Q | -2 | +5 |
| +2.7 | Round 5 | 🇪🇪 ESTONIA | 1 | 4♠ | ♦6 | -4 | +3 |
| +2.6 | Round 3 | 🇸🇰 SLOVAKIA | 6 | 3♣ | ♦A | = | +0 |
| +2.5 | Round 8 | 🇳🇴 NORWAY | 2 | 3♠ | ♦J | -1 | +6 |
| +2.5 | Round 9 | 🏴 ENGLAND | 24 | 2♠ | ♣6 | +2 | +6 |
| +2.5 | Round 11 | 🇹🇷 TURKIYE | 2 | 3♠ | ♥K | = | -1 |
| +2.5 | Round 11 | 🇹🇷 TURKIYE | 6 | 2NT | ♠2 | -2 | +0 |
| +2.4 | Round 1 | 🇸🇪 SWEDEN | 11 | 3♥ | ♦A | = | +6 |
| +2.2 | Round 3 | 🇸🇰 SLOVAKIA | 4 | 1NT | ♠3 | -2 | +7 |
| +2.0 | Round 11 | 🇹🇷 TURKIYE | 9 | 3♠ | ♦4 | +2 | +2 |
| +1.8 | Round 1 | 🇸🇪 SWEDEN | 3 | 3♠ | ♦T | +2 | +7 |
| +1.7 | Round 5 | 🇪🇪 ESTONIA | 12 | 2♣ | ♠Q | +1 | +5 |
| +1.5 | Round 1 | 🇸🇪 SWEDEN | 10 | 3♦ | ♣4 | +1 | +1 |
| +1.5 | Round 6 | 🇮🇱 ISRAEL | 2 | 3NT | ♠6 | +1 | +0 |
| +1.5 | Round 9 | 🏴 ENGLAND | 21 | 2♣ | ♥Q | +2 | +0 |
| +1.5 | Round 11 | 🇹🇷 TURKIYE | 7 | 2♠ | ♦T | +1 | -10 |
| +1.3 | Round 6 | 🇮🇱 ISRAEL | 3 | 3♠ | ♦5 | +1 | +1 |
| +1.3 | Round 11 | 🇹🇷 TURKIYE | 13 | 6NT | ♥4 | +1 | -13 |
| +1.1 | Round 3 | 🇸🇰 SLOVAKIA | 5 | 2NT | ♥3 | +1 | -6 |
| +1.0 | Round 3 | 🇸🇰 SLOVAKIA | 10 | 1NT | ♠T | -1 | +5 |
| +0.8 | Round 5 | 🇪🇪 ESTONIA | 5 | 3NT | ♦4 | +3 | +1 |
| +0.4 | Round 1 | 🇸🇪 SWEDEN | 1 | 2♠ | ♦K | +1 | +0 |
| +0.4 | Round 5 | 🇪🇪 ESTONIA | 8 | 3♦ | ♠K | = | +5 |
| +0.4 | Round 8 | 🇳🇴 NORWAY | 10 | 4♠ | ♣8 | +1 | +0 |
| -0.2 | Round 1 | 🇸🇪 SWEDEN | 8 | 4♥ | ♦A | +1 | +0 |
| -0.2 | Round 5 | 🇪🇪 ESTONIA | 14 | 3NT | ♦5 | -1 | +5 |
| -0.2 | Round 6 | 🇮🇱 ISRAEL | 14 | 1NT | ♠3 | = | -2 |
| -0.2 | Round 8 | 🇳🇴 NORWAY | 8 | 2♥ | ♠8 | +1 | +1 |
| -0.4 | Round 5 | 🇪🇪 ESTONIA | 3 | 3♣ | ♦A | -2 | -2 |
| -0.5 | Round 5 | 🇪🇪 ESTONIA | 13 | 3♠ | ♣Q | = | -7 |
| -0.5 | Round 9 | 🏴 ENGLAND | 15 | 2♠ | ♦4 | +2 | -6 |
| -0.7 | Round 9 | 🏴 ENGLAND | 16 | 3NT | ♠7 | +2 | +11 |
| -0.8 | Round 9 | 🏴 ENGLAND | 23 | 4♠ | ♣Q | +1 | -1 |
| -1.0 | Round 3 | 🇸🇰 SLOVAKIA | 11 | 3NT | ♥9 | +2 | +0 |
| -1.0 | Round 8 | 🇳🇴 NORWAY | 11 | 1NT | ♠2 | +1 | +0 |
| -1.2 | Round 8 | 🇳🇴 NORWAY | 9 | 4♠ | ♥A | -2 | -5 |
| -1.2 | Round 9 | 🏴 ENGLAND | 19 | 2♠ | ♣J | = | +0 |
| -1.4 | Round 1 | 🇸🇪 SWEDEN | 7 | 3NT | ♠6 | -2 | -13 |
| -1.7 | Round 8 | 🇳🇴 NORWAY | 3 | 3♠ | ♥A | = | +0 |
| -1.8 | Round 1 | 🇸🇪 SWEDEN | 2 | 3♠ | ♥2 | -2 | -2 |
| -2.4 | Round 8 | 🇳🇴 NORWAY | 12 | 4♥ | ♣J | +2 | -1 |
| -2.5 | Round 5 | 🇪🇪 ESTONIA | 9 | 3NT | ♦3 | +1 | -1 |
| -2.5 | Round 6 | 🇮🇱 ISRAEL | 8 | 4♠ | ♣7 | -2 | +0 |
| -2.8 | Round 1 | 🇸🇪 SWEDEN | 12 | 3♠ | ♦5 | -1 | +0 |
| -2.9 | Round 8 | 🇳🇴 NORWAY | 7 | 4♥ | ♣Q | +1 | -1 |
| -3.3 | Round 6 | 🇮🇱 ISRAEL | 12 | 2NT | ♥J | +1 | -1 |
| -3.5 | Round 9 | 🏴 ENGLAND | 27 | 3♥ | ♦J | -3 | -6 |
| -3.7 | Round 3 | 🇸🇰 SLOVAKIA | 1 | 4♠ | ♣A | = | +0 |
| -3.7 | Round 6 | 🇮🇱 ISRAEL | 11 | 5♣ | ♦5 | +1 | +11 |
| -3.7 | Round 9 | 🏴 ENGLAND | 26 | 4♥ | ♦A | = | -3 |
| -3.8 | Round 6 | 🇮🇱 ISRAEL | 10 | 4♥ | ♦A | -1 | -17 |
| -3.9 | Round 5 | 🇪🇪 ESTONIA | 7 | 4♠ | ♣J | -1 | -13 |
| -4.2 | Round 8 | 🇳🇴 NORWAY | 1 | 4NT | ♦Q | +2 | -11 |
| -4.5 | Round 11 | 🇹🇷 TURKIYE | 8 | 3♥ | ♣Q | +1 | +6 |
| -4.7 | Round 6 | 🇮🇱 ISRAEL | 1 | 3♥ | ♠Q | -2 | -5 |
| -4.7 | Round 6 | 🇮🇱 ISRAEL | 7 | 4♠ | ♣Q | +1 | -1 |
| -5.6 | Round 3 | 🇸🇰 SLOVAKIA | 8 | 4♠ | ♣5 | = | -8 |
| -5.7 | Round 6 | 🇮🇱 ISRAEL | 5 | 5♦x | ♠A | -1 | -7 |
| -5.8 | Round 6 | 🇮🇱 ISRAEL | 6 | 3♣ | ♥6 | +1 | -7 |
| -5.8 | Round 6 | 🇮🇱 ISRAEL | 9 | 4♥ | ♦9 | = | -3 |
| -6.4 | Round 9 | 🏴 ENGLAND | 28 | 6♠ | ♣A | -1 | -11 |
| -6.7 | Round 1 | 🇸🇪 SWEDEN | 13 | 3NT | ♣3 | = | +2 |
| -7.1 | Round 8 | 🇳🇴 NORWAY | 5 | 3NT | ♥5 | -1 | -10 |
| -7.2 | Round 3 | 🇸🇰 SLOVAKIA | 7 | 6♠ | ♣8 | -2 | -13 |
| -7.9 | Round 3 | 🇸🇰 SLOVAKIA | 14 | 4♥ | ♥J | +1 | -1 |
| -9.0 | Round 3 | 🇸🇰 SLOVAKIA | 3 | 6NT | ♥8 | = | +0 |
| -10.0 | Round 1 | 🇸🇪 SWEDEN | 6 | 6♠x | ♣A | -5 | +7 |
| -11.5 | Round 11 | 🇹🇷 TURKIYE | 3 | 6NT | ♣4 | -1 | -13 |
| -11.6 | Round 8 | 🇳🇴 NORWAY | 4 | 6♥ | ♣Q | -1 | -17 |
| -11.6 | Round 8 | 🇳🇴 NORWAY | 13 | 4♠ | ♦J | = | -11 |
| -12.4 | Round 1 | 🇸🇪 SWEDEN | 4 | 3♦x | ♦A | +1 | -12 |
| -13.9 | Round 8 | 🇳🇴 NORWAY | 6 | 3NTx | ♥2 | -3 | -14 |
| -16.1 | Round 6 | 🇮🇱 ISRAEL | 4 | 5♣x | ♦Q | -6 | -15 |