BOUWLAND Gerrit · SPORTIEF
709rank
-98.5Butler · 100 bds
-0.98per board
±4.2swing
-0.49vs par /bd · #531/695
-1.04adjusted /bd
by round
vs par split: bidding +0.47 · play -1.03
Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted -1.04/bd
Card play — on target: opening leads 79.4% #360 of 694 · declarer play 57.9% #669 of 694 · defence 69.2% #688 of 695
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 81.8% (11) | 78.3% (23) |
| Declarer play | 40.0% (5) | 64.3% (14) |
| Defence | 68.8% (16) | 69.4% (36) |
Opening leads by suit led: ♠ 78.6% (14) · ♥ 100.0% (6) · ♦ 77.8% (9) · ♣ 60.0% (5)
vs par by strain: NT -1.10 (30) · a suit -0.30 (60)
vs par by level: part-score -0.70 (43) · game -1.15 (40) · slam +3.57 (7)
By role: declaring -0.18/bd (-1.51 vs par · 45) · defending -1.65/bd (+0.34 vs par · 55)
By vulnerability: vulnerable -1.81/bd (-2.86 vs par · 50) · not vulnerable -0.16/bd (+1.88 vs par · 50)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | F.Slezak | A.Smirnov – J.Piekarek | Closed | 10 | -8.1 | -0.81 | -0.20 |
| Round 2 | F.Slezak | J.Sveindal – G.Tislevoll | Open | 10 | +1.0 | +0.10 | +0.20 |
| Round 3 | F.Slezak | B.Richman – A.Braithwaite | Closed | 10 | -20.0 | -2.00 | -2.20 |
| Round 5 | F.Slezak | D.Majumder – P.Kushari | Open | 10 | -2.4 | -0.24 | -1.00 |
| Round 7 | F.Slezak | N.Verhoeve – L.Velthuizen | Closed | 10 | -3.3 | -0.33 | +1.30 |
| Round 8 | F.Slezak | L.Ahrens – M.Hoogsteden | Open | 10 | -47.1 | -4.71 | -3.00 |
| Round 10 | F.Slezak | G.Van Winkel – M.Buskens | Closed | 10 | -10.9 | -1.09 | -1.80 |
| Round 12 | F.Slezak | H.De Vries – J.Feringa | Open | 10 | -18.1 | -1.81 | +2.90 |
| Round 13 | F.Slezak | D.Gan – S.Zhou | Open | 10 | +6.0 | +0.60 | -0.30 |
| Round 14 | F.Slezak | S.Richards – T.Towers | Closed | 10 | +4.4 | +0.44 | -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 |
|---|---|---|---|---|---|---|---|
| +9.8 | Round 5 | DSM INDIA | 13 | 6♠ | ♣3 | +1 | +1 |
| +8.4 | Round 14 | TOWERS | 18 | 3♠ | ♥2 | = | +12 |
| +8.0 | Round 12 | ZEEROB BLAUW | 30 | 6♥ | ♦A | -1 | +14 |
| +7.9 | Round 13 | WUHAN | 10 | 4♠ | ♦10 | = | +0 |
| +6.0 | Round 7 | VAN DEN HOEK | 8 | 6♠ | ♥K | = | +0 |
| +4.3 | Round 8 | STEPBRIDGE | 16 | 3NT | ♠5 | -2 | +12 |
| +4.2 | Round 1 | SMIRNOV | 9 | 3NT | ♦9 | -2 | +7 |
| +3.7 | Round 14 | TOWERS | 16 | 5♦ | ♥A | = | +3 |
| +3.5 | Round 12 | ZEEROB BLAUW | 25 | 3♦ | ♥Q | = | +7 |
| +3.4 | Round 2 | CORNELL NZ NORWAY | 20 | Adj. | ♣3 | -11 | |
| +3.3 | Round 13 | WUHAN | 5 | 3NT | ♠J | +3 | +2 |
| +3.2 | Round 10 | PRIO112 | 4 | 2♠ | ♣A | +1 | +7 |
| +2.8 | Round 2 | CORNELL NZ NORWAY | 12 | Adj. | ♥5 | +4 | |
| +2.8 | Round 3 | AUSTRALIA SENIORS | 22 | 1NT | ♣9 | +1 | +0 |
| +2.7 | Round 3 | AUSTRALIA SENIORS | 30 | 3♦ | ♠A | = | +5 |
| +2.5 | Round 5 | DSM INDIA | 18 | 1♠ | ♣3 | +1 | +6 |
| +2.4 | Round 3 | AUSTRALIA SENIORS | 28 | 4♠ | ♦2 | +1 | +1 |
| +2.4 | Round 13 | WUHAN | 7 | 2♠ | ♠5 | +1 | +0 |
| +2.3 | Round 7 | VAN DEN HOEK | 4 | 3♠ | ♠4 | -1 | +5 |
| +2.2 | Round 2 | CORNELL NZ NORWAY | 17 | Adj. | ♥7 | +3 | |
| +1.9 | Round 2 | CORNELL NZ NORWAY | 19 | Adj. | ♠A | +11 | |
| +1.7 | Round 13 | WUHAN | 4 | 1NT | ♠8 | -1 | -1 |
| +1.6 | Round 1 | SMIRNOV | 1 | 5♦ | ♣10 | -2 | +5 |
| +1.5 | Round 1 | SMIRNOV | 2 | 4♥ | ♠5 | -1 | -2 |
| +1.5 | Round 1 | SMIRNOV | 5 | 2♣ | ♦7 | = | +1 |
| +1.5 | Round 2 | CORNELL NZ NORWAY | 16 | Adj. | ♥5 | +3 | |
| +1.5 | Round 10 | PRIO112 | 7 | 3NT | ♠9 | -2 | +2 |
| +1.4 | Round 2 | CORNELL NZ NORWAY | 14 | Adj. | ♣7 | +3 | |
| +1.4 | Round 10 | PRIO112 | 9 | 3NT | ♣2 | -1 | +6 |
| +1.3 | Round 2 | CORNELL NZ NORWAY | 15 | Adj. | ♥A | +4 | |
| +1.3 | Round 5 | DSM INDIA | 14 | 2♠ | ♥A | -2 | +0 |
| +1.0 | Round 13 | WUHAN | 9 | 3NT | ♠9 | +3 | -12 |
| +0.9 | Round 8 | STEPBRIDGE | 19 | 1NT | ♠5 | = | +5 |
| +0.8 | Round 10 | PRIO112 | 6 | 3NT | ♥Q | = | +0 |
| +0.6 | Round 13 | WUHAN | 2 | 2♥ | ♦8 | +1 | +8 |
| +0.6 | Round 14 | TOWERS | 14 | 3NT | ♠8 | +1 | -11 |
| +0.5 | Round 7 | VAN DEN HOEK | 6 | 2♠ | ♥2 | -3 | -4 |
| +0.5 | Round 7 | VAN DEN HOEK | 10 | 4♥ | ♠J | +3 | +17 |
| +0.2 | Round 1 | SMIRNOV | 6 | 2♠ | ♦Q | -2 | +11 |
| +0.2 | Round 7 | VAN DEN HOEK | 2 | 3NT | ♣Q | +2 | +1 |
| +0.2 | Round 14 | TOWERS | 13 | 4♥ | ♠Q | +1 | -13 |
| +0.2 | Round 14 | TOWERS | 15 | 4♥ | ♠J | -1 | +5 |
| +0.1 | Round 12 | ZEEROB BLAUW | 28 | 3♦ | ♥A | +1 | +0 |
| +0.1 | Round 14 | TOWERS | 19 | 4♠ | ♥5 | +1 | +0 |
| -0.1 | Round 5 | DSM INDIA | 16 | 4♥ | ♠9 | +2 | -1 |
| -0.1 | Round 14 | TOWERS | 12 | 3♠ | ♦A | -1 | +2 |
| -0.2 | Round 13 | WUHAN | 6 | 2♥ | ♦4 | +2 | +6 |
| -0.3 | Round 5 | DSM INDIA | 11 | 4♠ | ♠10 | = | +0 |
| -0.3 | Round 10 | PRIO112 | 1 | 3NT | ♥3 | +1 | -1 |
| -0.3 | Round 13 | WUHAN | 1 | 3NT | ♦J | +1 | +1 |
| -0.4 | Round 2 | CORNELL NZ NORWAY | 18 | Adj. | ♠7 | +4 | |
| -0.4 | Round 8 | STEPBRIDGE | 11 | 2♣ | ♦2 | +1 | +1 |
| -0.5 | Round 7 | VAN DEN HOEK | 3 | 3NT | ♦2 | +1 | -1 |
| -0.5 | Round 7 | VAN DEN HOEK | 5 | 2♥ | ♥5 | +1 | +0 |
| -0.7 | Round 7 | VAN DEN HOEK | 7 | 4♠ | ♥K | = | +0 |
| -1.0 | Round 5 | DSM INDIA | 12 | 4♥ | ♦2 | = | -1 |
| -1.1 | Round 1 | SMIRNOV | 10 | 3♠ | ♣2 | = | +0 |
| -1.1 | Round 2 | CORNELL NZ NORWAY | 11 | Adj. | ♦2 | -3 | |
| -1.1 | Round 3 | AUSTRALIA SENIORS | 27 | 1NT | ♠2 | = | -2 |
| -1.3 | Round 3 | AUSTRALIA SENIORS | 21 | 3NT | ♥K | = | +0 |
| -1.5 | Round 12 | ZEEROB BLAUW | 22 | 3♣ | ♥A | = | +1 |
| -1.5 | Round 12 | ZEEROB BLAUW | 26 | 3♦ | ♣A | +1 | +0 |
| -1.5 | Round 12 | ZEEROB BLAUW | 27 | 4♥ | ♠A | +1 | +0 |
| -1.6 | Round 1 | SMIRNOV | 8 | 2♣ | ♠A | = | +1 |
| -1.6 | Round 3 | AUSTRALIA SENIORS | 26 | 2♠ | ♦2 | -3 | -4 |
| -1.8 | Round 10 | PRIO112 | 10 | 1♥ | ♠J | +4 | -2 |
| -1.8 | Round 12 | ZEEROB BLAUW | 21 | 3NT | ♦5 | +3 | +12 |
| -2.1 | Round 1 | SMIRNOV | 4 | 4♠ | ♣J | = | -13 |
| -2.3 | Round 5 | DSM INDIA | 17 | 3♣ | ♦Q | -1 | -4 |
| -2.4 | Round 14 | TOWERS | 17 | 6♠ | ♥J | = | +10 |
| -2.5 | Round 3 | AUSTRALIA SENIORS | 24 | 3♠ | ♥5 | -2 | +0 |
| -2.6 | Round 1 | SMIRNOV | 3 | 3NT | ♦5 | = | +0 |
| -2.6 | Round 14 | TOWERS | 11 | 1NT | ♥3 | -1 | -4 |
| -2.8 | Round 8 | STEPBRIDGE | 17 | 2♠ | ♦8 | = | +0 |
| -2.9 | Round 7 | VAN DEN HOEK | 9 | 3NT | ♠J | +1 | -1 |
| -2.9 | Round 10 | PRIO112 | 5 | 1NT | ♠3 | +3 | -3 |
| -3.0 | Round 5 | DSM INDIA | 15 | 6♥ | ♣J | = | +0 |
| -3.3 | Round 10 | PRIO112 | 3 | 2♠ | ♥J | = | -5 |
| -3.5 | Round 5 | DSM INDIA | 20 | 3♥ | ♦Q | -1 | -11 |
| -3.7 | Round 8 | STEPBRIDGE | 20 | 4♥ | ♣10 | = | +0 |
| -3.7 | Round 14 | TOWERS | 20 | 4♥ | ♠6 | -1 | -12 |
| -4.7 | Round 10 | PRIO112 | 8 | 3♠ | ♣5 | -1 | -10 |
| -4.7 | Round 13 | WUHAN | 3 | 2♥ | ♠K | -2 | -7 |
| -4.8 | Round 10 | PRIO112 | 2 | 4♠ | ♦Q | -1 | -12 |
| -5.1 | Round 3 | AUSTRALIA SENIORS | 29 | 1NT | ♣A | +1 | -6 |
| -5.4 | Round 12 | ZEEROB BLAUW | 24 | 6♥ | ♦K | = | +0 |
| -5.7 | Round 13 | WUHAN | 8 | 3NT | ♥J | = | +0 |
| -5.8 | Round 5 | DSM INDIA | 19 | 3NT | ♠8 | = | +0 |
| -6.3 | Round 3 | AUSTRALIA SENIORS | 23 | 3♠ | ♠2 | +1 | -7 |
| -7.4 | Round 8 | STEPBRIDGE | 12 | 3♥ | ♠K | = | -7 |
| -8.0 | Round 8 | STEPBRIDGE | 14 | 4♥ | ♣A | = | -8 |
| -8.2 | Round 7 | VAN DEN HOEK | 1 | 2♠x | ♠7 | +1 | -4 |
| -8.7 | Round 12 | ZEEROB BLAUW | 23 | 1NTx | ♦K | -3 | -5 |
| -9.3 | Round 12 | ZEEROB BLAUW | 29 | 7NT | ♠10 | = | +0 |
| -9.4 | Round 8 | STEPBRIDGE | 18 | 4♥x | ♠A | -1 | -11 |
| -9.5 | Round 8 | STEPBRIDGE | 15 | 2NT | ♦3 | +3 | -10 |
| -9.7 | Round 1 | SMIRNOV | 7 | 3NT | ♥2 | -1 | -12 |
| -10.0 | Round 3 | AUSTRALIA SENIORS | 25 | 5♦x | ♦A | = | -9 |
| -11.1 | Round 8 | STEPBRIDGE | 13 | 2NT | ♦J | = | -12 |
| -12.0 | Round 2 | CORNELL NZ NORWAY | 13 | Adj. | ♥3 | -16 |