🇳🇱 VAN DEN BOS Berend · Netherlands
8rank
+52.0Butler · 110 bds
+0.47per board
±4.4swing
+0.35adjusted /bd
by round
Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted +0.35/bd
By role: declaring +0.14/bd (60) · defending +0.87/bd (49)
By vulnerability: not vulnerable +0.47/bd (110)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Van Lankveld | A.Blagov – G.Zind | Closed | 10 | +11.1 | +1.11 | · |
| Round 2 | J.Van Lankveld | V.Raghavan – R.Guthi | Open | 10 | +15.5 | +1.55 | · |
| Round 3 | J.Van Lankveld | F.Ferro – F.Montes De Oca | Open | 10 | +29.8 | +2.98 | · |
| Round 6 | J.Van Lankveld | H.Yokoi – H.Miura | Open | 10 | -8.4 | -0.84 | · |
| Round 7 | J.Van Lankveld | M.Montanari – A.Franchi | Closed | 10 | +0.1 | +0.01 | · |
| Round 10 | J.Van Lankveld | A.Hung – A.Edgtton | Closed | 10 | +13.5 | +1.35 | · |
| Round 13 | J.Van Lankveld | M.Meckstroth – K.Dwyer Rimstedt | Closed | 10 | -6.4 | -0.64 | · |
| Round 14 | J.Van Lankveld | R.Lee – J.Fournier | Closed | 10 | -16.8 | -1.68 | · |
| Round 15 | J.Van Lankveld | E.Arvidsson – S.Bech | Open | 10 | +24.5 | +2.45 | · |
| Round 16 | J.Van Lankveld | J.Katerbau – M.Rehder | Open | 10 | -8.7 | -0.87 | · |
| Round 17 | J.Van Lankveld | M.Bartnes – E.Berg | Open | 10 | -2.2 | -0.22 | · |
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 |
|---|---|---|---|---|---|---|---|
| +12.9 | Round 1 | 🇨🇦 Canada | 2 | 6♣ | ♥3 | -1 | · |
| +10.9 | Round 3 | 🇦🇷 Argentina | 29 | 4♥ | ♠K | +1 | · |
| +9.1 | Round 15 | 🇸🇪 Sweden | 26 | 3N | ♥2 | +1 | · |
| +8.4 | Round 6 | 🇯🇵 Japan | 30 | 3Nx | ♥2 | -2 | · |
| +8.0 | Round 6 | 🇯🇵 Japan | 26 | 2♦ | ♣2 | +3 | · |
| +7.0 | Round 2 | 🇮🇳 India | 14 | 4♠x | ♥A | = | · |
| +7.0 | Round 10 | 🇦🇺 Australia | 6 | 4♠x | ♠K | -5 | · |
| +6.7 | Round 3 | 🇦🇷 Argentina | 26 | 5♣ | ♦Q | = | · |
| +6.3 | Round 2 | 🇮🇳 India | 11 | 4♠ | ♣K | -1 | · |
| +6.1 | Round 3 | 🇦🇷 Argentina | 28 | 4♠ | ♥K | +1 | · |
| +6.0 | Round 10 | 🇦🇺 Australia | 9 | 2♦xx | ♣2 | -1 | · |
| +5.9 | Round 3 | 🇦🇷 Argentina | 23 | 3♦ | ♠4 | +1 | · |
| +5.5 | Round 7 | 🇮🇹 Italy | 10 | 3♠ | ♣5 | -3 | · |
| +5.0 | Round 17 | 🇳🇴 Norway | 18 | 3N | ♣Q | -1 | · |
| +4.9 | Round 1 | 🇨🇦 Canada | 8 | 4♠ | ♦A | = | · |
| +4.9 | Round 10 | 🇦🇺 Australia | 2 | 3♥ | ♣K | +1 | · |
| +4.8 | Round 13 | 🇺🇸 USA 2 | 5 | 5♣x | ♦5 | -2 | · |
| +4.8 | Round 15 | 🇸🇪 Sweden | 28 | 3N | ♣4 | +3 | · |
| +4.6 | Round 17 | 🇳🇴 Norway | 15 | 5♠x | ♥5 | -2 | · |
| +4.3 | Round 3 | 🇦🇷 Argentina | 24 | 4♥ | ♣Q | -1 | · |
| +4.3 | Round 17 | 🇳🇴 Norway | 11 | 6♣ | ♦K | -1 | · |
| +3.7 | Round 1 | 🇨🇦 Canada | 6 | 3N | ♥4 | = | · |
| +3.7 | Round 7 | 🇮🇹 Italy | 5 | 5♦ | ♠A | = | · |
| +3.7 | Round 15 | 🇸🇪 Sweden | 21 | 5♣ | ♠4 | +1 | · |
| +3.6 | Round 14 | 🇺🇸 USA 1 | 17 | 4♠ | ♦K | -1 | · |
| +3.0 | Round 13 | 🇺🇸 USA 2 | 2 | 3N | ♦3 | -2 | · |
| +2.9 | Round 14 | 🇺🇸 USA 1 | 20 | 1N | ♥3 | -2 | · |
| +2.8 | Round 7 | 🇮🇹 Italy | 6 | 1N | ♥T | -1 | · |
| +2.7 | Round 2 | 🇮🇳 India | 18 | 4♠ | ♦K | +1 | · |
| +2.6 | Round 2 | 🇮🇳 India | 20 | 3N | ♦8 | +2 | · |
| +2.5 | Round 15 | 🇸🇪 Sweden | 24 | 4♠ | ♣Q | +2 | · |
| +2.5 | Round 15 | 🇸🇪 Sweden | 25 | 3N | ♠5 | = | · |
| +2.3 | Round 7 | 🇮🇹 Italy | 1 | 2♠ | ♣3 | -2 | · |
| +2.3 | Round 17 | 🇳🇴 Norway | 17 | 3N | ♦J | +1 | · |
| +1.8 | Round 2 | 🇮🇳 India | 12 | 4♥ | ♥J | -1 | · |
| +1.6 | Round 13 | 🇺🇸 USA 2 | 9 | 2♦ | ♠7 | +1 | · |
| +1.5 | Round 2 | 🇮🇳 India | 19 | 3N | ♦Q | = | · |
| +1.4 | Round 10 | 🇦🇺 Australia | 8 | 6♣ | ♦Q | = | · |
| +1.4 | Round 14 | 🇺🇸 USA 1 | 16 | 4♠ | ♣7 | = | · |
| +1.4 | Round 15 | 🇸🇪 Sweden | 23 | Pass | · | ||
| +1.4 | Round 16 | 🇩🇪 Germany | 4 | 4♠ | ♠3 | +1 | · |
| +1.3 | Round 10 | 🇦🇺 Australia | 1 | 4♠ | ♦5 | -1 | · |
| +1.3 | Round 16 | 🇩🇪 Germany | 2 | 4♠ | ♦4 | -1 | · |
| +1.1 | Round 15 | 🇸🇪 Sweden | 29 | 1N | ♦3 | +2 | · |
| +1.1 | Round 16 | 🇩🇪 Germany | 1 | 5♦ | ♦A | = | · |
| +1.1 | Round 16 | 🇩🇪 Germany | 7 | 4♥ | ♦3 | +1 | · |
| +1.1 | Round 16 | 🇩🇪 Germany | 8 | 2N | ♣6 | +1 | · |
| +0.9 | Round 1 | 🇨🇦 Canada | 1 | 2♦ | ♣A | +2 | · |
| +0.9 | Round 6 | 🇯🇵 Japan | 22 | 2♠ | ♥A | +1 | · |
| +0.9 | Round 15 | 🇸🇪 Sweden | 27 | 4♥ | ♣7 | -1 | · |
| +0.8 | Round 2 | 🇮🇳 India | 13 | 3N | ♥3 | +1 | · |
| +0.8 | Round 14 | 🇺🇸 USA 1 | 18 | 3♥ | ♠K | +1 | · |
| +0.8 | Round 16 | 🇩🇪 Germany | 5 | 4♠ | ♥J | +1 | · |
| +0.7 | Round 6 | 🇯🇵 Japan | 28 | 4♠ | ♠3 | = | · |
| +0.7 | Round 16 | 🇩🇪 Germany | 3 | 3N | ♠K | -1 | · |
| +0.6 | Round 14 | 🇺🇸 USA 1 | 19 | 4♠ | ♦2 | +1 | · |
| +0.6 | Round 15 | 🇸🇪 Sweden | 22 | 1N | ♦3 | = | · |
| +0.5 | Round 1 | 🇨🇦 Canada | 7 | 1N | ♥6 | = | · |
| +0.5 | Round 13 | 🇺🇸 USA 2 | 1 | 2N | ♠7 | = | · |
| +0.5 | Round 13 | 🇺🇸 USA 2 | 6 | 3N | ♠8 | +3 | · |
| +0.4 | Round 2 | 🇮🇳 India | 17 | 3N | ♣4 | +1 | · |
| +0.4 | Round 10 | 🇦🇺 Australia | 3 | 4♠ | ♥4 | +1 | · |
| +0.4 | Round 16 | 🇩🇪 Germany | 9 | 2N | ♣3 | = | · |
| +0.3 | Round 3 | 🇦🇷 Argentina | 30 | 4♥ | ♦K | -1 | · |
| -0.0 | Round 1 | 🇨🇦 Canada | 3 | 4♠ | ♥Q | +1 | · |
| -0.0 | Round 7 | 🇮🇹 Italy | 3 | 4♠ | ♣J | +1 | · |
| +0.0 | Round 17 | 🇳🇴 Norway | 14 | 5♠ | ♣8 | = | · |
| -0.1 | Round 2 | 🇮🇳 India | 15 | 1N | ♠T | = | · |
| -0.2 | Round 3 | 🇦🇷 Argentina | 25 | 2♠ | ♠3 | -1 | · |
| -0.2 | Round 13 | 🇺🇸 USA 2 | 4 | 3N | ♦6 | +1 | · |
| -0.3 | Round 7 | 🇮🇹 Italy | 7 | 3N | ♣Q | = | · |
| -0.4 | Round 1 | 🇨🇦 Canada | 5 | 2♦ | ♣Q | +1 | · |
| -0.4 | Round 1 | 🇨🇦 Canada | 10 | 1N | ♥Q | = | · |
| -0.5 | Round 10 | 🇦🇺 Australia | 7 | 3N | ♠2 | +1 | · |
| -0.7 | Round 16 | 🇩🇪 Germany | 10 | 4♥ | ♠8 | = | · |
| -0.9 | Round 14 | 🇺🇸 USA 1 | 14 | 4♥ | ♠K | = | · |
| -1.1 | Round 3 | 🇦🇷 Argentina | 27 | 2♠ | ♠3 | = | · |
| -1.3 | Round 7 | 🇮🇹 Italy | 2 | 3N | ♥8 | +2 | · |
| -1.3 | Round 7 | 🇮🇹 Italy | 4 | 3♦ | ♥A | -1 | · |
| -1.4 | Round 6 | 🇯🇵 Japan | 21 | 4♠ | ♣3 | +1 | · |
| -1.4 | Round 17 | 🇳🇴 Norway | 13 | 6♥ | ♠7 | = | · |
| -1.5 | Round 3 | 🇦🇷 Argentina | 21 | 4♥ | ♥T | +1 | · |
| -1.6 | Round 3 | 🇦🇷 Argentina | 22 | 3N | ♦7 | +1 | · |
| -1.7 | Round 1 | 🇨🇦 Canada | 4 | 2♠ | ♣K | -1 | · |
| -1.9 | Round 6 | 🇯🇵 Japan | 29 | 3♣ | ♦K | +1 | · |
| -2.0 | Round 10 | 🇦🇺 Australia | 10 | 1Nx | ♥Q | -1 | · |
| -2.1 | Round 15 | 🇸🇪 Sweden | 30 | 3♦ | ♠8 | -1 | · |
| -2.3 | Round 13 | 🇺🇸 USA 2 | 7 | 3♣ | ♦J | +1 | · |
| -2.3 | Round 13 | 🇺🇸 USA 2 | 8 | 2N | ♣K | -2 | · |
| -2.5 | Round 10 | 🇦🇺 Australia | 4 | 2♥ | ♣A | = | · |
| -2.5 | Round 10 | 🇦🇺 Australia | 5 | 2♦x | ♠K | = | · |
| -2.6 | Round 17 | 🇳🇴 Norway | 19 | 5♥ | ♠Q | = | · |
| -2.9 | Round 14 | 🇺🇸 USA 1 | 15 | 4♥ | ♦J | +1 | · |
| -2.9 | Round 17 | 🇳🇴 Norway | 12 | 5♣ | ♠K | +1 | · |
| -3.3 | Round 6 | 🇯🇵 Japan | 27 | 4♠x | ♦2 | -2 | · |
| -3.3 | Round 7 | 🇮🇹 Italy | 9 | 2♥ | ♥Q | -1 | · |
| -4.0 | Round 17 | 🇳🇴 Norway | 20 | 4♠ | ♥K | +1 | · |
| -5.0 | Round 6 | 🇯🇵 Japan | 23 | 4♠ | ♣4 | -2 | · |
| -5.5 | Round 13 | 🇺🇸 USA 2 | 3 | 3N | ♥9 | = | · |
| -5.6 | Round 14 | 🇺🇸 USA 1 | 11 | 3♥x | ♦A | -3 | · |
| -6.3 | Round 14 | 🇺🇸 USA 1 | 12 | 3♠ | ♠2 | +1 | · |
| -6.5 | Round 13 | 🇺🇸 USA 2 | 10 | 3♠ | ♠8 | = | · |
| -6.9 | Round 6 | 🇯🇵 Japan | 25 | 4♠ | ♥A | -1 | · |
| -7.5 | Round 2 | 🇮🇳 India | 16 | 4♠ | ♠5 | +3 | · |
| -7.5 | Round 17 | 🇳🇴 Norway | 16 | 2♥ | ♠4 | -2 | · |
| -7.9 | Round 6 | 🇯🇵 Japan | 24 | 3N | ♣9 | = | · |
| -8.0 | Round 7 | 🇮🇹 Italy | 8 | 6♠ | ♦9 | -1 | · |
| -9.3 | Round 1 | 🇨🇦 Canada | 9 | 4♠ | ♦6 | -1 | · |
| -10.4 | Round 14 | 🇺🇸 USA 1 | 13 | 3N | ♥6 | = | · |
| -15.9 | Round 16 | 🇩🇪 Germany | 6 | 7♠ | ♠J | -1 | · |