DE VRIES Hauke · ZEEROB BLAUW
430rank
-15.2Butler · 150 bds
-0.10per board
±5.0swing
-0.70vs par /bd · #586/695
-0.28adjusted /bd
by round
vs par split: bidding -0.60 · play -0.10
Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted -0.28/bd
Card play — on target: opening leads 77.4% #444 of 694 · declarer play 77.3% #272 of 694 · defence 83.8% #371 of 695
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 76.9% (26) |
| Declarer play | 69.2% (13) | 80.6% (31) |
| Defence | 88.2% (17) | 82.4% (51) |
Opening leads by suit led: ♠ 80.0% (10) · ♥ 85.7% (7) · ♦ 75.0% (4) · ♣ 70.0% (10)
vs par by strain: NT -1.59 (39) · a suit -0.39 (111)
vs par by level: part-score -1.02 (54) · game -0.60 (87) · slam +0.22 (9)
By role: declaring -0.01/bd (-2.65 vs par · 82) · defending -0.21/bd (+1.65 vs par · 68)
By vulnerability: vulnerable -0.45/bd (-1.22 vs par · 76) · not vulnerable +0.26/bd (-0.16 vs par · 74)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | S.Zandvoort | D.De Falco – G.Ferraro | Open | 10 | -18.2 | -1.82 | -2.10 |
| Round 2 | S.Zandvoort | S.Cocheme – T.Gauld | Open | 10 | +0.2 | +0.02 | +0.10 |
| Round 3 | S.Zandvoort | R.Amiry – H.Sherif | Open | 10 | +3.1 | +0.31 | +0.30 |
| Round 4 | S.Zandvoort | G.Creemers – B.Meerdink | Open | 10 | +21.4 | +2.14 | +1.00 |
| Round 5 | S.Zandvoort | K.Cornelissen – E.Krijgsman | Open | 10 | +1.8 | +0.18 | -0.60 |
| Round 6 | S.Zandvoort | B.Travis – C.Berman | Open | 10 | -18.3 | -1.83 | -1.90 |
| Round 7 | S.Zandvoort | J.Phelan – L.Phelan | Open | 10 | +7.6 | +0.76 | +2.90 |
| Round 8 | J.Feringa | J.Mulders – C.De Vries | Closed | 10 | -28.4 | -2.84 | -1.00 |
| Round 9 | J.Feringa | H.Mulder – A.Van Den Bos | Closed | 10 | -28.8 | -2.88 | -2.40 |
| Round 10 | J.Feringa | L.Bosch – J.Kooij | Closed | 10 | +9.0 | +0.90 | -0.20 |
| Round 11 | J.Feringa | R.Laenen – L.Soontjens | Closed | 10 | +15.1 | +1.51 | -1.60 |
| Round 12 | J.Feringa | G.Bouwland – F.Slezak | Open | 10 | +18.1 | +1.81 | -2.90 |
| Round 13 | J.Feringa | C.Ackerley – J.Mcleod | Closed | 10 | +11.4 | +1.14 | +1.60 |
| Round 14 | S.Zandvoort | C.Loo – H.Poon | Open | 10 | -8.9 | -0.89 | -2.90 |
| Round 15 | S.Zandvoort | N.Verhoeve – L.Velthuizen | Open | 10 | -0.3 | -0.03 | -0.80 |
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 |
|---|---|---|---|---|---|---|---|
| +15.0 | Round 5 | SCHUTTERSVELD | 15 | 7♥x | ♠7 | -1 | +17 |
| +13.3 | Round 4 | AARTS | 10 | 7♠ | ♠3 | -1 | +17 |
| +12.5 | Round 10 | BETER ZICHT | 3 | 4♠x | ♥J | -3 | +12 |
| +9.6 | Round 2 | BOWLES | 16 | 4♠ | ♥5 | = | +11 |
| +9.3 | Round 12 | SPORTIEF | 29 | 7NT | ♠10 | = | +0 |
| +9.1 | Round 4 | AARTS | 9 | 4♥ | ♦A | = | +10 |
| +8.7 | Round 12 | SPORTIEF | 23 | 1NTx | ♦K | -3 | +5 |
| +8.5 | Round 3 | EGYPT | 30 | 5♦ | ♣6 | = | +11 |
| +8.5 | Round 7 | MUNSTER | 9 | 4♣ | ♠J | -2 | +11 |
| +8.2 | Round 15 | VAN DEN HOEK | 25 | 4♠ | ♦K | = | +1 |
| +8.1 | Round 7 | MUNSTER | 6 | 3NT | ♥10 | = | +7 |
| +7.7 | Round 14 | SINGAPORE | 17 | 4♠ | ♦8 | +2 | +14 |
| +6.8 | Round 13 | TOTOJACK | 7 | 4♠ | ♠5 | = | +10 |
| +6.2 | Round 1 | ITALIA VINCI | 10 | 4♠ | ♣Q | -1 | +6 |
| +6.0 | Round 7 | MUNSTER | 8 | 6♠ | ♥K | = | +0 |
| +5.7 | Round 13 | TOTOJACK | 8 | 3NT | ♠10 | = | +0 |
| +5.4 | Round 11 | GEEL | 11 | 6NT | ♥3 | = | +0 |
| +5.4 | Round 12 | SPORTIEF | 24 | 6♥ | ♦K | = | +0 |
| +5.2 | Round 11 | GEEL | 12 | 4♠ | ♥6 | -1 | +10 |
| +4.6 | Round 6 | WANZAC | 21 | 4♠ | ♣10 | = | +7 |
| +4.5 | Round 4 | AARTS | 7 | 3♥ | ♣J | -3 | +5 |
| +4.5 | Round 13 | TOTOJACK | 10 | 4♠ | ♦9 | -1 | +12 |
| +4.2 | Round 11 | GEEL | 14 | 3NT | ♥9 | +1 | +0 |
| +4.1 | Round 6 | WANZAC | 29 | 3NT | ♦5 | +1 | -1 |
| +3.9 | Round 2 | BOWLES | 19 | 4♠ | ♦K | -1 | +12 |
| +3.9 | Round 10 | BETER ZICHT | 9 | 4♠ | ♣7 | -2 | +8 |
| +3.4 | Round 3 | EGYPT | 22 | 2♥ | ♦5 | -3 | +1 |
| +3.4 | Round 8 | COMMERCION | 11 | 3♣ | ♦2 | -1 | +5 |
| +3.3 | Round 11 | GEEL | 17 | 4♥x | ♣4 | -1 | +5 |
| +3.3 | Round 11 | GEEL | 18 | 4♠ | ♣K | = | +3 |
| +3.2 | Round 13 | TOTOJACK | 4 | 1NT | ♠J | = | +6 |
| +2.9 | Round 3 | EGYPT | 26 | 2♠ | ♦5 | -1 | +1 |
| +2.9 | Round 9 | HRG NEDERLAND | 25 | 2♦ | ♣6 | = | +5 |
| +2.8 | Round 14 | SINGAPORE | 15 | 3♥ | ♠J | -2 | +7 |
| +2.6 | Round 2 | BOWLES | 15 | 4♣ | ♥8 | -1 | +5 |
| +2.6 | Round 2 | BOWLES | 18 | 3NT | ♥6 | -2 | +6 |
| +2.5 | Round 5 | SCHUTTERSVELD | 18 | 1NT | ♠8 | -1 | +6 |
| +2.5 | Round 9 | HRG NEDERLAND | 21 | 3♦ | ♠A | -1 | +1 |
| +2.2 | Round 4 | AARTS | 6 | 4♠ | ♥A | +1 | +0 |
| +2.1 | Round 9 | HRG NEDERLAND | 30 | 2♠ | ♣K | -2 | +7 |
| +2.1 | Round 14 | SINGAPORE | 11 | 1NT | ♥6 | +1 | +1 |
| +2.1 | Round 15 | VAN DEN HOEK | 27 | 4♠ | ♦K | +1 | +0 |
| +1.8 | Round 3 | EGYPT | 28 | 4♠ | ♦4 | = | +0 |
| +1.8 | Round 12 | SPORTIEF | 21 | 3NT | ♦5 | +3 | -12 |
| +1.7 | Round 8 | COMMERCION | 14 | 4♥ | ♥6 | -1 | +4 |
| +1.5 | Round 5 | SCHUTTERSVELD | 17 | 3♣ | ♦Q | = | +0 |
| +1.5 | Round 10 | BETER ZICHT | 7 | 3♦ | ♥K | -2 | +2 |
| +1.5 | Round 12 | SPORTIEF | 22 | 3♣ | ♥A | = | -1 |
| +1.5 | Round 12 | SPORTIEF | 26 | 3♦ | ♣A | +1 | +0 |
| +1.5 | Round 12 | SPORTIEF | 27 | 4♥ | ♠A | +1 | +0 |
| +1.4 | Round 4 | AARTS | 4 | 4♥ | ♦5 | +2 | +2 |
| +1.3 | Round 9 | HRG NEDERLAND | 22 | 4♥ | ♠Q | +2 | +1 |
| +1.3 | Round 13 | TOTOJACK | 1 | 3NT | ♦4 | +2 | +0 |
| +1.2 | Round 8 | COMMERCION | 17 | 2♠ | ♥J | -1 | +5 |
| +1.2 | Round 15 | VAN DEN HOEK | 30 | 3NT | ♣7 | = | -2 |
| +1.1 | Round 6 | WANZAC | 30 | 2♦ | ♠7 | +1 | +0 |
| +1.0 | Round 4 | AARTS | 2 | 4♣ | ♣6 | -2 | -6 |
| +1.0 | Round 13 | TOTOJACK | 9 | 3NT | ♣2 | +1 | +13 |
| +0.8 | Round 10 | BETER ZICHT | 6 | 3NT | ♣5 | = | +0 |
| +0.7 | Round 6 | WANZAC | 25 | 2♥ | ♠A | -1 | -1 |
| +0.7 | Round 10 | BETER ZICHT | 1 | 3NT | ♠6 | +2 | +0 |
| +0.6 | Round 7 | MUNSTER | 1 | 3♠ | ♣3 | +1 | +6 |
| +0.5 | Round 7 | MUNSTER | 5 | 2♣ | ♣5 | +1 | +1 |
| +0.5 | Round 7 | MUNSTER | 10 | 4♥ | ♥9 | +3 | +17 |
| +0.5 | Round 8 | COMMERCION | 15 | 4♠ | ♠2 | +1 | +0 |
| +0.4 | Round 1 | ITALIA VINCI | 4 | 3NT | ♦10 | +3 | +13 |
| +0.4 | Round 10 | BETER ZICHT | 2 | 3♠ | ♦5 | +1 | -10 |
| +0.4 | Round 15 | VAN DEN HOEK | 28 | 4NT | ♦Q | = | +1 |
| +0.2 | Round 2 | BOWLES | 20 | 5♦ | ♦5 | -2 | -12 |
| +0.2 | Round 4 | AARTS | 5 | 4♥x | ♣K | -1 | -5 |
| +0.2 | Round 14 | SINGAPORE | 13 | 4♥ | ♠Q | +1 | -13 |
| +0.1 | Round 5 | SCHUTTERSVELD | 14 | 2♠ | ♥K | -1 | -2 |
| +0.1 | Round 15 | VAN DEN HOEK | 29 | 4♠ | ♥A | = | -1 |
| -0.0 | Round 4 | AARTS | 8 | 4♦ | ♠4 | -1 | +2 |
| -0.0 | Round 5 | SCHUTTERSVELD | 12 | 4♥ | ♦2 | +1 | +0 |
| +0.0 | Round 11 | GEEL | 19 | 3NT | ♥3 | +1 | -11 |
| +0.0 | Round 13 | TOTOJACK | 2 | 3♥ | ♦Q | +1 | -8 |
| -0.1 | Round 5 | SCHUTTERSVELD | 16 | 4♥ | ♠5 | +2 | -1 |
| -0.1 | Round 12 | SPORTIEF | 28 | 3♦ | ♥A | +1 | +0 |
| -0.1 | Round 14 | SINGAPORE | 12 | 3♠ | ♦A | -1 | +2 |
| -0.2 | Round 1 | ITALIA VINCI | 6 | 2♠ | ♦Q | -2 | -11 |
| -0.2 | Round 3 | EGYPT | 23 | 3♣ | ♥A | = | -1 |
| -0.2 | Round 9 | HRG NEDERLAND | 29 | 3NT | ♠J | = | +2 |
| -0.2 | Round 10 | BETER ZICHT | 8 | 1♠ | ♣6 | +2 | -6 |
| -0.2 | Round 15 | VAN DEN HOEK | 26 | 4♠ | ♠J | = | +0 |
| -0.3 | Round 5 | SCHUTTERSVELD | 11 | 4♠ | ♠7 | = | +0 |
| -0.3 | Round 10 | BETER ZICHT | 5 | 5♦x | ♥A | -2 | +0 |
| -0.3 | Round 14 | SINGAPORE | 14 | 3NT | ♦J | = | -11 |
| -0.4 | Round 11 | GEEL | 15 | 4♥ | ♠Q | = | +0 |
| -0.4 | Round 13 | TOTOJACK | 5 | 3NT | ♣2 | = | +1 |
| -0.7 | Round 4 | AARTS | 1 | 5♦ | ♥2 | -2 | -5 |
| -0.7 | Round 7 | MUNSTER | 7 | 4♠ | ♥Q | = | +0 |
| -0.8 | Round 3 | EGYPT | 24 | 2♠ | ♥9 | -1 | +2 |
| -0.8 | Round 13 | TOTOJACK | 6 | 4♣ | ♠2 | = | -7 |
| -0.9 | Round 2 | BOWLES | 17 | 2♥ | ♥6 | -2 | +0 |
| -0.9 | Round 14 | SINGAPORE | 19 | 3NT | ♥5 | +1 | -1 |
| -1.0 | Round 2 | BOWLES | 12 | 3♥ | ♣8 | = | +0 |
| -1.0 | Round 11 | GEEL | 20 | 4♠ | ♥Q | +2 | -12 |
| -1.1 | Round 3 | EGYPT | 25 | 4♠ | ♠7 | -1 | +1 |
| -1.1 | Round 15 | VAN DEN HOEK | 22 | 4♠ | ♦6 | +1 | -1 |
| -1.2 | Round 1 | ITALIA VINCI | 5 | 3♣ | ♦5 | = | +0 |
| -1.3 | Round 3 | EGYPT | 21 | 5♣ | ♥10 | = | +0 |
| -1.5 | Round 7 | MUNSTER | 3 | 3NT | ♠9 | +2 | -2 |
| -1.6 | Round 9 | HRG NEDERLAND | 27 | 3NT | ♥A | = | -3 |
| -1.7 | Round 2 | BOWLES | 14 | 4♠ | ♣7 | -2 | +0 |
| -1.7 | Round 6 | WANZAC | 23 | 4♥ | ♣Q | +1 | +0 |
| -1.8 | Round 1 | ITALIA VINCI | 9 | 2♥ | ♣7 | -1 | -5 |
| -2.1 | Round 1 | ITALIA VINCI | 7 | 3NT | ♥3 | = | +0 |
| -2.1 | Round 6 | WANZAC | 27 | 2♠ | ♥10 | -1 | -8 |
| -2.1 | Round 8 | COMMERCION | 18 | 5♥x | ♣K | -3 | -4 |
| -2.3 | Round 2 | BOWLES | 11 | 3♣ | ♦10 | -1 | -4 |
| -2.3 | Round 10 | BETER ZICHT | 4 | 3♦ | ♠K | = | +1 |
| -2.3 | Round 11 | GEEL | 13 | 4♥ | ♦5 | +1 | +0 |
| -2.4 | Round 5 | SCHUTTERSVELD | 13 | 4♠ | ♦7 | +3 | -12 |
| -2.4 | Round 15 | VAN DEN HOEK | 21 | 4♥ | ♣6 | +1 | +0 |
| -2.6 | Round 11 | GEEL | 16 | 3NT | ♠3 | -2 | -11 |
| -3.0 | Round 6 | WANZAC | 26 | 3♣ | ♠4 | -1 | -5 |
| -3.2 | Round 1 | ITALIA VINCI | 2 | 4♥x | ♠4 | -1 | +1 |
| -3.3 | Round 15 | VAN DEN HOEK | 23 | 2♠ | ♣7 | +1 | +0 |
| -3.4 | Round 6 | WANZAC | 24 | 3NT | ♥4 | = | +1 |
| -3.5 | Round 12 | SPORTIEF | 25 | 3♦ | ♥Q | = | -7 |
| -3.6 | Round 7 | MUNSTER | 4 | 2♠ | ♦7 | +1 | -1 |
| -3.9 | Round 8 | COMMERCION | 12 | 3♥ | ♠K | -1 | -3 |
| -4.3 | Round 1 | ITALIA VINCI | 8 | 3NT | ♠K | -3 | -7 |
| -4.3 | Round 8 | COMMERCION | 19 | 2♠ | ♣10 | +1 | -1 |
| -4.4 | Round 3 | EGYPT | 29 | 3♦ | ♥9 | -1 | -6 |
| -4.5 | Round 8 | COMMERCION | 20 | 4♥ | ♣10 | +1 | -1 |
| -5.1 | Round 1 | ITALIA VINCI | 1 | 3NT | ♣A | -5 | -8 |
| -5.3 | Round 15 | VAN DEN HOEK | 24 | 2♠ | ♥5 | +3 | -6 |
| -5.7 | Round 3 | EGYPT | 27 | 3NT | ♠2 | -2 | -6 |
| -5.9 | Round 14 | SINGAPORE | 18 | 5♣ | ♠K | = | -3 |
| -6.0 | Round 14 | SINGAPORE | 20 | 4♥ | ♣J | -2 | -13 |
| -6.1 | Round 9 | HRG NEDERLAND | 23 | 4♥ | ♣7 | -1 | -12 |
| -6.5 | Round 9 | HRG NEDERLAND | 24 | 4♠x | ♦3 | -2 | -9 |
| -6.9 | Round 1 | ITALIA VINCI | 3 | 4♣ | ♥K | +1 | -10 |
| -6.9 | Round 5 | SCHUTTERSVELD | 19 | 3NT | ♠3 | +2 | -2 |
| -7.6 | Round 5 | SCHUTTERSVELD | 20 | 3♠ | ♠5 | = | -12 |
| -8.0 | Round 10 | BETER ZICHT | 10 | 2NT | ♥A | -5 | -9 |
| -8.0 | Round 12 | SPORTIEF | 30 | 6♥ | ♦A | -1 | -14 |
| -8.2 | Round 9 | HRG NEDERLAND | 28 | 5♣x | ♦K | -2 | -15 |
| -8.4 | Round 6 | WANZAC | 22 | 3NT | ♦J | +1 | +0 |
| -8.5 | Round 14 | SINGAPORE | 16 | 5♦ | ♥A | -1 | -12 |
| -8.7 | Round 8 | COMMERCION | 16 | 3NT | ♠2 | = | -3 |
| -9.6 | Round 4 | AARTS | 3 | 5♠x | ♠4 | = | -10 |
| -9.9 | Round 13 | TOTOJACK | 3 | 3NT | ♣2 | = | -11 |
| -10.2 | Round 6 | WANZAC | 28 | 3NTx | ♠6 | -3 | -12 |
| -10.8 | Round 7 | MUNSTER | 2 | 4♥ | ♣Q | -1 | -10 |
| -11.7 | Round 8 | COMMERCION | 13 | 1NT | ♥5 | +2 | -12 |
| -12.8 | Round 2 | BOWLES | 13 | 6♦ | ♥9 | -1 | -17 |
| -15.0 | Round 9 | HRG NEDERLAND | 26 | 6♥ | ♣10 | +1 | -1 |