VAN DEN BOS Berend · BC’t Onstein 2
59rank
-44.4Butler · 80 bds
-0.56per board
±4.4swing
-0.97vs par /bd · #51/66
-0.34adjusted /bd
by round
vs par split: bidding -1.16 · play +0.19
Strength of schedule: opponents averaged +0.22/bd (a tough draw) → opponent-adjusted -0.34/bd
Card play — on target: opening leads 82.4% #24 of 66 · declarer play 75.0% #31 of 66 · defence 82.5% #51 of 66
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (4) | 92.3% (13) |
| Declarer play | 100.0% (3) | 69.2% (13) |
| Defence | 72.7% (11) | 86.2% (29) |
Opening leads by suit led: ♠ 50.0% (4) · ♥ 100.0% (5) · ♦ 80.0% (5) · ♣ 100.0% (3)
vs par by strain: NT +0.04 (23) · a suit -1.39 (57)
vs par by level: part-score -1.03 (33) · game -0.49 (43) · slam -5.75 (4)
By role: declaring -0.83/bd (-2.50 vs par · 40) · defending -0.28/bd (+0.55 vs par · 40)
By vulnerability: vulnerable -0.18/bd (-1.33 vs par · 39) · not vulnerable -0.92/bd (-0.63 vs par · 41)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Van Lankveld | S.De Wijs – B.Muller | Open | 10 | +5.8 | +0.58 | +0.50 |
| Round 3 | J.Van Lankveld | G.Matushko – J.Khokhlov | Open | 10 | -13.5 | -1.35 | -0.50 |
| Round 4 | J.Van Lankveld | K.Araszkiewicz – K.Kotorowicz | Open | 10 | +3.4 | +0.34 | +2.00 |
| Round 5 | J.Van Lankveld | P.King – A.Mcintosh | Closed | 10 | -3.6 | -0.36 | +1.40 |
| Round 8 | J.Van Lankveld | S.Zack – A.Braunstein | Open | 10 | -33.1 | -3.31 | -7.20 |
| Round 9 | J.Van Lankveld | G.Failla – L.De Michelis | Open | 10 | -4.1 | -0.41 | -0.60 |
| Round 10 | J.Van Lankveld | P.Zimmermann – F.Multon | Open | 10 | -0.2 | -0.02 | -0.90 |
| Round 11 | J.Van Lankveld | P.Karamanlis – V.Vroustis | Closed | 10 | +0.9 | +0.09 | -2.50 |
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 |
|---|---|---|---|---|---|---|---|
| +12.5 | Round 11 | Athens Bridge Club | 20 | 4♥x | ♥A | = | +12 |
| +12.3 | Round 11 | Athens Bridge Club | 17 | 6NT | ♣3 | -1 | +14 |
| +7.5 | Round 1 | BC’t Onstein 1 | 2 | 4♠ | ♦7 | -2 | +11 |
| +7.0 | Round 5 | Black - Engl. Champion | 19 | 3NT | ♠4 | -2 | +13 |
| +5.5 | Round 9 | Idea Bridge Torino | 22 | 3♣x | ♣K | -2 | +12 |
| +5.5 | Round 9 | Idea Bridge Torino | 29 | 4♠ | ♥Q | -1 | +6 |
| +5.4 | Round 3 | Lazy | 29 | 3♣ | ♥7 | +1 | +10 |
| +4.3 | Round 10 | Monaco FMB | 4 | 2♦ | ♣A | -1 | +5 |
| +4.2 | Round 5 | Black - Engl. Champion | 15 | 4♠ | ♣A | = | +3 |
| +4.2 | Round 9 | Idea Bridge Torino | 24 | 4♠ | ♦8 | -1 | +10 |
| +3.9 | Round 8 | Zack – Israeli Champion | 20 | 4♠ | ♠4 | +1 | +0 |
| +3.2 | Round 10 | Monaco FMB | 9 | 4♠x | ♣K | -3 | +4 |
| +3.1 | Round 11 | Athens Bridge Club | 12 | 2♦ | ♠Q | -1 | +4 |
| +2.9 | Round 4 | Connector | 4 | 3NT | ♦A | -3 | +9 |
| +2.7 | Round 4 | Connector | 8 | 3NT | ♠Q | -1 | +5 |
| +2.6 | Round 4 | Connector | 10 | 4♠ | ♦A | +1 | +0 |
| +2.4 | Round 3 | Lazy | 24 | 1NT | ♥4 | +3 | +1 |
| +2.3 | Round 9 | Idea Bridge Torino | 23 | 2♥ | ♥J | -2 | +2 |
| +1.6 | Round 1 | BC’t Onstein 1 | 8 | 1NT | ♥5 | = | +5 |
| +1.6 | Round 3 | Lazy | 21 | 3♥ | ♥7 | = | +1 |
| +1.4 | Round 1 | BC’t Onstein 1 | 1 | 3♠ | ♠5 | -1 | +2 |
| +1.2 | Round 1 | BC’t Onstein 1 | 9 | 3♣ | ♥4 | +1 | +0 |
| +1.0 | Round 5 | Black - Engl. Champion | 12 | 3NT | ♣3 | +2 | +0 |
| +1.0 | Round 10 | Monaco FMB | 5 | 4♠ | ♥10 | +1 | +0 |
| +1.0 | Round 11 | Athens Bridge Club | 15 | 6♦ | ♣7 | +1 | -13 |
| +0.9 | Round 4 | Connector | 9 | 4♠ | ♣10 | +2 | +2 |
| +0.8 | Round 5 | Black - Engl. Champion | 20 | 3NT | ♣5 | +2 | +0 |
| +0.7 | Round 4 | Connector | 2 | 4♥ | ♠7 | +1 | +0 |
| +0.6 | Round 3 | Lazy | 27 | 2♠ | ♥9 | -2 | +8 |
| +0.6 | Round 3 | Lazy | 28 | 1NT | ♦K | +3 | +2 |
| +0.5 | Round 8 | Zack – Israeli Champion | 16 | 2NT | ♠9 | = | +0 |
| +0.4 | Round 11 | Athens Bridge Club | 19 | 2NT | ♣2 | +2 | -2 |
| +0.2 | Round 4 | Connector | 5 | 1NT | ♣5 | +2 | +1 |
| +0.1 | Round 1 | BC’t Onstein 1 | 10 | 4♠ | ♦K | +1 | +0 |
| +0.1 | Round 5 | Black - Engl. Champion | 13 | 4♥ | ♠4 | +1 | +0 |
| +0.0 | Round 1 | BC’t Onstein 1 | 3 | 3♥ | ♠5 | -2 | +1 |
| +0.0 | Round 1 | BC’t Onstein 1 | 6 | 3♦ | ♠K | -1 | -1 |
| +0.0 | Round 4 | Connector | 1 | 5♦x | ♠Q | -1 | +5 |
| -0.1 | Round 8 | Zack – Israeli Champion | 17 | 2♦x | ♠10 | -2 | -4 |
| -0.1 | Round 10 | Monaco FMB | 3 | 4♠ | ♦Q | = | +0 |
| -0.1 | Round 10 | Monaco FMB | 8 | 4♠ | ♥J | = | +0 |
| -0.5 | Round 5 | Black - Engl. Champion | 11 | 4♥ | ♦5 | +1 | +0 |
| -0.5 | Round 5 | Black - Engl. Champion | 14 | 3NT | ♦6 | +2 | +11 |
| -0.5 | Round 11 | Athens Bridge Club | 11 | 3NT | ♦5 | -1 | -10 |
| -0.8 | Round 9 | Idea Bridge Torino | 30 | 4♣ | ♠A | -2 | -5 |
| -0.9 | Round 10 | Monaco FMB | 10 | 1♠ | ♥Q | +1 | -6 |
| -1.0 | Round 10 | Monaco FMB | 1 | 4♠ | ♥J | +1 | +0 |
| -1.1 | Round 4 | Connector | 7 | 4♠ | ♥8 | +2 | +12 |
| -1.2 | Round 3 | Lazy | 25 | 1NT | ♥K | = | -1 |
| -1.2 | Round 9 | Idea Bridge Torino | 26 | 2♠ | ♠9 | +1 | -6 |
| -1.4 | Round 3 | Lazy | 22 | 5♦ | ♠K | -1 | -5 |
| -1.4 | Round 5 | Black - Engl. Champion | 16 | 2♦x | ♠5 | -1 | +0 |
| -1.4 | Round 8 | Zack – Israeli Champion | 13 | 3NT | ♥5 | +3 | -12 |
| -1.5 | Round 1 | BC’t Onstein 1 | 7 | 3NT | ♠7 | +2 | -1 |
| -1.6 | Round 11 | Athens Bridge Club | 16 | 3♥ | ♣K | = | +0 |
| -1.8 | Round 10 | Monaco FMB | 2 | 3♦ | ♥Q | = | +0 |
| -2.0 | Round 1 | BC’t Onstein 1 | 4 | 4♠ | ♦7 | = | -13 |
| -2.1 | Round 10 | Monaco FMB | 6 | 5♣ | ♦A | +1 | +1 |
| -2.2 | Round 4 | Connector | 6 | 3♦ | ♥7 | +2 | -7 |
| -2.5 | Round 1 | BC’t Onstein 1 | 5 | 4♠ | ♦5 | = | +1 |
| -2.7 | Round 10 | Monaco FMB | 7 | 4♠ | ♠6 | = | -13 |
| -3.1 | Round 9 | Idea Bridge Torino | 21 | 5♣ | ♥7 | -1 | -6 |
| -3.3 | Round 4 | Connector | 3 | 1NT | ♥2 | +2 | -7 |
| -3.5 | Round 8 | Zack – Israeli Champion | 18 | 3♠ | ♣A | = | -8 |
| -4.7 | Round 8 | Zack – Israeli Champion | 19 | 2♣ | ♣K | = | -11 |
| -4.8 | Round 9 | Idea Bridge Torino | 28 | 5♦ | ♥A | -1 | -5 |
| -4.9 | Round 8 | Zack – Israeli Champion | 11 | 1NT | ♠K | +1 | -6 |
| -4.9 | Round 11 | Athens Bridge Club | 18 | 3♠ | ♦2 | -3 | -10 |
| -5.2 | Round 5 | Black - Engl. Champion | 17 | 3NT | ♠5 | +1 | +0 |
| -5.3 | Round 8 | Zack – Israeli Champion | 15 | 4♥ | ♦Q | -1 | -10 |
| -5.6 | Round 9 | Idea Bridge Torino | 25 | 4♠ | ♣A | = | -3 |
| -6.1 | Round 9 | Idea Bridge Torino | 27 | 6♥ | ♠J | = | -11 |
| -6.5 | Round 3 | Lazy | 26 | 4♠ | ♦J | -1 | -6 |
| -7.5 | Round 3 | Lazy | 23 | 1NTx | ♣A | -1 | -3 |
| -7.5 | Round 3 | Lazy | 30 | 4♠x | ♥5 | -2 | -12 |
| -8.3 | Round 8 | Zack – Israeli Champion | 12 | 2NT | ♥K | -3 | -11 |
| -8.4 | Round 11 | Athens Bridge Club | 14 | 3NT | ♥9 | = | -7 |
| -9.1 | Round 5 | Black - Engl. Champion | 18 | 5♥ | ♦6 | = | -13 |
| -9.3 | Round 8 | Zack – Israeli Champion | 14 | 5♣ | ♠K | -1 | -10 |
| -13.0 | Round 11 | Athens Bridge Club | 13 | 6♥ | ♦4 | = | -13 |