KRIJGSMAN Erik-Jan · KERDIZO
358rank
-18.1Butler · 90 bds
-0.20per board
±4.1swing
+0.47vs par /bd · #140/552
-0.44adjusted /bd
by round
vs par split: bidding +1.24 · play -0.78
Strength of schedule: opponents averaged -0.24/bd (an easy draw) → opponent-adjusted -0.44/bd
Card play — on target: opening leads 58.8% #538 of 551 · declarer play 79.2% #143 of 551 · defence 73.9% #516 of 552
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (4) | 61.5% (13) |
| Declarer play | 60.0% (5) | 84.2% (19) |
| Defence | 64.3% (14) | 78.1% (32) |
Opening leads by suit led: ♠ 0.0% (3) · ♥ 60.0% (5) · ♦ 83.3% (6) · ♣ 66.7% (3)
vs par by strain: NT -1.08 (25) · a suit +1.06 (65)
vs par by level: part-score +1.05 (38) · game +0.38 (42) · slam -1.40 (10)
By role: declaring +0.64/bd (-0.77 vs par · 44) · defending -1.01/bd (+1.65 vs par · 46)
By vulnerability: vulnerable -0.50/bd (+0.76 vs par · 45) · not vulnerable +0.10/bd (+0.18 vs par · 45)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | K.Cornelissen | M.Bessis – T.Bessis | Open | 10 | +6.9 | +0.69 | +1.80 |
| Round 2 | K.Cornelissen | J.Hackett – J.Hackett | Open | 10 | -32.4 | -3.24 | -2.10 |
| Round 4 | K.Cornelissen | S.Negulescu – G.Chipail | Open | 10 | +2.5 | +0.25 | +0.50 |
| Round 5 | K.Cornelissen | D.Stuurman – R.Lindeman | Open | 10 | +8.7 | +0.87 | +1.10 |
| Round 6 | K.Cornelissen | R.Jepsen – S.Buus Thomsen | Open | 10 | -0.2 | -0.02 | -0.20 |
| Round 7 | K.Cornelissen | G.De Grave – H.Janssens | Open | 10 | -14.1 | -1.41 | -0.80 |
| Round 8 | K.Cornelissen | D.Price – C.Simpson | Open | 10 | +0.6 | +0.06 | -0.80 |
| Round 9 | K.Cornelissen | S.Bahbout – W.Van Den Hove | Open | 10 | +4.7 | +0.47 | +0.60 |
| Round 10 | K.Cornelissen | HOENSTOK - – METSELAAR H. | Open | 10 | +5.2 | +0.52 | +4.10 |
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 |
|---|---|---|---|---|---|---|---|
| +9.5 | Round 1 | GROUPE FRANCE | 6 | 4♥ | ♠A | = | +3 |
| +9.1 | Round 6 | DEN U25 | 21 | 2♦x | ♦K | -2 | +9 |
| +7.5 | Round 9 | ROYAL ANTWERP | 29 | 4♠ | ♥A | = | +10 |
| +6.8 | Round 5 | JOLLY LOMBARD | 14 | 6♣ | ♠J | -1 | +14 |
| +6.2 | Round 9 | ROYAL ANTWERP | 24 | 3NT | ♦K | = | +7 |
| +5.5 | Round 1 | GROUPE FRANCE | 7 | 4♥ | ♠10 | -1 | +6 |
| +4.8 | Round 6 | DEN U25 | 23 | 2♥ | ♥7 | -1 | +5 |
| +4.6 | Round 8 | MOSSOP | 19 | 5♣ | ♠A | = | -1 |
| +4.3 | Round 6 | DEN U25 | 27 | 4♠ | ♦Q | -2 | +6 |
| +3.8 | Round 7 | SQUEEZE | 4 | 2♦ | ♠10 | +1 | +6 |
| +3.6 | Round 4 | BEILDORF | 5 | 6♣ | ♠7 | = | -2 |
| +3.5 | Round 10 | BRICKLAYER | 9 | 5♣ | ♠6 | = | +0 |
| +3.2 | Round 1 | GROUPE FRANCE | 1 | 3NT | ♥A | = | +0 |
| +3.2 | Round 5 | JOLLY LOMBARD | 20 | 6♣ | ♥7 | +1 | -13 |
| +3.0 | Round 5 | JOLLY LOMBARD | 11 | 2♠ | ♠3 | +3 | +2 |
| +3.0 | Round 7 | SQUEEZE | 3 | 4♠ | ♥J | = | +0 |
| +2.9 | Round 5 | JOLLY LOMBARD | 15 | 3♣ | ♥K | -2 | -5 |
| +2.8 | Round 1 | GROUPE FRANCE | 4 | 3♣ | ♠6 | +1 | +7 |
| +2.3 | Round 1 | GROUPE FRANCE | 5 | 2♠ | ♦3 | = | +1 |
| +2.3 | Round 6 | DEN U25 | 26 | 1NT | ♥2 | = | -1 |
| +2.2 | Round 8 | MOSSOP | 20 | 4♥ | ♣3 | +1 | +0 |
| +2.2 | Round 9 | ROYAL ANTWERP | 22 | 6♥ | ♥8 | = | +0 |
| +2.2 | Round 9 | ROYAL ANTWERP | 23 | 3♠ | ♦A | -3 | +8 |
| +2.2 | Round 9 | ROYAL ANTWERP | 30 | 5♦ | ♥A | -3 | +2 |
| +2.1 | Round 7 | SQUEEZE | 1 | 2♠ | ♥A | -1 | -1 |
| +2.0 | Round 4 | BEILDORF | 3 | 4♠ | ♣7 | -1 | +5 |
| +1.7 | Round 1 | GROUPE FRANCE | 8 | 1NT | ♦4 | +1 | +6 |
| +1.7 | Round 10 | BRICKLAYER | 7 | 3NT | ♣2 | +3 | +1 |
| +1.6 | Round 5 | JOLLY LOMBARD | 12 | 3♦ | ♣A | +1 | +9 |
| +1.5 | Round 10 | BRICKLAYER | 1 | 3NT | ♠9 | -1 | +4 |
| +1.4 | Round 5 | JOLLY LOMBARD | 17 | 3♦ | ♥2 | -1 | +3 |
| +1.4 | Round 6 | DEN U25 | 25 | 3♦x | ♣5 | -1 | -1 |
| +1.3 | Round 8 | MOSSOP | 16 | 4♥ | ♠J | = | +0 |
| +1.2 | Round 9 | ROYAL ANTWERP | 28 | 2♠ | ♦10 | = | +0 |
| +1.1 | Round 10 | BRICKLAYER | 2 | 5♦ | ♠7 | +1 | +11 |
| +1.1 | Round 10 | BRICKLAYER | 4 | 2♦ | ♥2 | +3 | +10 |
| +1.1 | Round 10 | BRICKLAYER | 10 | 3♠ | ♥10 | -2 | +8 |
| +1.0 | Round 2 | ROBERTSON | 11 | 4♠ | ♥Q | = | +0 |
| +1.0 | Round 7 | SQUEEZE | 9 | 3NT | ♣10 | +2 | +0 |
| +0.9 | Round 7 | SQUEEZE | 5 | 3♠ | ♥9 | +2 | -2 |
| +0.8 | Round 6 | DEN U25 | 24 | 3NT | ♥7 | = | +2 |
| +0.7 | Round 2 | ROBERTSON | 14 | 3NT | ♣3 | +2 | +1 |
| +0.7 | Round 8 | MOSSOP | 15 | 2♥ | ♦5 | = | +7 |
| +0.7 | Round 10 | BRICKLAYER | 3 | 4♠x | ♦A | -3 | +12 |
| +0.6 | Round 4 | BEILDORF | 8 | 3♣ | ♠8 | = | +0 |
| +0.4 | Round 4 | BEILDORF | 10 | 2♥ | ♠4 | = | +1 |
| +0.4 | Round 8 | MOSSOP | 12 | 3NT | ♠9 | = | +1 |
| +0.4 | Round 8 | MOSSOP | 18 | 2♥ | ♠2 | -3 | +0 |
| +0.3 | Round 4 | BEILDORF | 7 | 2♠ | ♦J | -1 | +1 |
| +0.3 | Round 5 | JOLLY LOMBARD | 19 | 5♣ | ♥A | +1 | +11 |
| +0.3 | Round 8 | MOSSOP | 14 | 2♥ | ♣J | +1 | +1 |
| +0.1 | Round 4 | BEILDORF | 1 | 4♠ | ♣K | +1 | +0 |
| +0.1 | Round 4 | BEILDORF | 6 | 2♥ | ♦K | -1 | +0 |
| +0.1 | Round 9 | ROYAL ANTWERP | 21 | 3♠ | ♥2 | = | +0 |
| +0.1 | Round 10 | BRICKLAYER | 6 | 1NTx | ♣Q | -1 | +0 |
| +0.0 | Round 4 | BEILDORF | 2 | 3♦ | ♠K | +1 | +0 |
| -0.5 | Round 2 | ROBERTSON | 17 | 5♦x | ♣A | -2 | +4 |
| -0.5 | Round 7 | SQUEEZE | 2 | 2♣ | ♥10 | = | +0 |
| -1.1 | Round 2 | ROBERTSON | 16 | 3NT | ♥10 | +2 | +0 |
| -1.3 | Round 4 | BEILDORF | 9 | 4♥ | ♣3 | +1 | +0 |
| -1.3 | Round 8 | MOSSOP | 17 | 3♠ | ♦A | -1 | -6 |
| -1.4 | Round 2 | ROBERTSON | 20 | 5♠ | ♦A | = | +0 |
| -1.5 | Round 6 | DEN U25 | 30 | 6NT | ♠9 | = | +0 |
| -1.5 | Round 8 | MOSSOP | 11 | 4♠ | ♦10 | -3 | -7 |
| -1.7 | Round 10 | BRICKLAYER | 8 | 3♦ | ♠6 | -1 | -4 |
| -1.9 | Round 2 | ROBERTSON | 19 | 4♠ | ♦5 | -1 | -6 |
| -2.2 | Round 1 | GROUPE FRANCE | 10 | 3♣ | ♣2 | = | +0 |
| -2.2 | Round 5 | JOLLY LOMBARD | 13 | 3NT | ♥7 | +2 | +0 |
| -2.7 | Round 7 | SQUEEZE | 6 | 3NT | ♦Q | = | +1 |
| -2.9 | Round 2 | ROBERTSON | 15 | 2♥ | ♦2 | +1 | -1 |
| -3.3 | Round 4 | BEILDORF | 4 | 3NT | ♠10 | = | +0 |
| -3.5 | Round 1 | GROUPE FRANCE | 9 | 3NT | ♠9 | -1 | -12 |
| -3.5 | Round 6 | DEN U25 | 22 | 5♣x | ♦J | -1 | -7 |
| -3.7 | Round 7 | SQUEEZE | 7 | 3♠ | ♦A | -1 | -6 |
| -3.9 | Round 5 | JOLLY LOMBARD | 18 | 3NT | ♥6 | -1 | -10 |
| -3.9 | Round 10 | BRICKLAYER | 5 | 3NT | ♠A | +1 | -1 |
| -4.4 | Round 5 | JOLLY LOMBARD | 16 | 3♣ | ♣A | +2 | +0 |
| -4.5 | Round 9 | ROYAL ANTWERP | 26 | 4♦ | ♥2 | +1 | -8 |
| -4.7 | Round 7 | SQUEEZE | 8 | 2NT | ♠4 | -2 | -6 |
| -4.9 | Round 9 | ROYAL ANTWERP | 27 | 6♦ | ♣A | = | -3 |
| -5.4 | Round 1 | GROUPE FRANCE | 2 | 6♦ | ♦4 | = | +13 |
| -6.5 | Round 8 | MOSSOP | 13 | 4♠ | ♦A | = | -3 |
| -6.6 | Round 6 | DEN U25 | 29 | 3NT | ♦6 | = | +2 |
| -7.0 | Round 1 | GROUPE FRANCE | 3 | 3NT | ♣8 | = | -6 |
| -7.5 | Round 9 | ROYAL ANTWERP | 25 | 4♥ | ♦J | = | -10 |
| -8.0 | Round 2 | ROBERTSON | 12 | 3NT | ♥2 | = | -10 |
| -8.8 | Round 2 | ROBERTSON | 13 | 2♠ | ♣Q | -2 | -3 |
| -9.5 | Round 2 | ROBERTSON | 18 | 6NTx | ♥8 | = | -6 |
| -11.3 | Round 6 | DEN U25 | 28 | 7♠ | ♠2 | -1 | -17 |
| -13.3 | Round 7 | SQUEEZE | 10 | 6NT | ♥10 | = | +0 |