EFRAIMSSON Bengt-Erik · ANNA
64rank
+64.0Butler · 100 bds
+0.64per board
±4.3swing
+0.43vs par /bd · #133/518
+0.64adjusted /bd
by round
vs par split: bidding +0.03 · play +0.40
Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted +0.64/bd
Card play — on target: opening leads 86.7% #101 of 518 · declarer play 80.0% #163 of 517 · defence 88.7% #84 of 518
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 71.4% (7) | 91.3% (23) |
| Declarer play | 100.0% (5) | 75.0% (20) |
| Defence | 80.0% (15) | 92.1% (38) |
Opening leads by suit led: ♠ 100.0% (7) · ♥ 77.8% (9) · ♦ 87.5% (8) · ♣ 83.3% (6)
vs par by strain: NT -0.93 (27) · a suit +0.93 (73)
vs par by level: part-score -0.69 (45) · game +0.72 (50) · slam +7.60 (5)
By role: declaring +0.81/bd (-1.64 vs par · 47) · defending +0.49/bd (+2.26 vs par · 53)
By vulnerability: vulnerable +0.95/bd (+0.04 vs par · 49) · not vulnerable +0.34/bd (+0.80 vs par · 51)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | A.Zack Efraimsson | P.Street – D.Gaviard | Open | 10 | +12.8 | +1.28 | +0.10 |
| Round 2 | A.Zack Efraimsson | J.Macgregor – I.Chaplet | Open | 10 | +7.3 | +0.73 | +1.90 |
| Round 3 | A.Zack Efraimsson | J.Meyers – M.Dunitz | Open | 10 | +13.3 | +1.33 | +1.30 |
| Round 4 | A.Zack Efraimsson | Z.Mahmood – M.Michielsen | Open | 10 | -23.0 | -2.30 | -4.30 |
| Round 5 | A.Zack Efraimsson | A.Jansma – J.Jansma | Open | 10 | -11.9 | -1.19 | -1.60 |
| Round 6 | A.Zack Efraimsson | O.Rimstedt – B.Fischer | Open | 10 | +22.0 | +2.20 | +1.30 |
| Round 7 | A.Zack Efraimsson | J.Glasson – B.Glasson | Open | 10 | +9.9 | +0.99 | +3.10 |
| Round 8 | A.Zack Efraimsson | C.Loo – W.Wang | Open | 10 | +29.0 | +2.90 | +1.60 |
| Round 9 | A.Zack Efraimsson | S.Summers-Caley – A.Wildavsky | Open | 10 | +19.6 | +1.96 | +3.90 |
| Round 10 | A.Zack Efraimsson | E.Ginossar – D.Berkowitz | Open | 10 | -15.0 | -1.50 | -3.00 |
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 |
|---|---|---|---|---|---|---|---|
| +11.9 | Round 6 | CASPERSEN | 1 | 4♠x | ♦4 | = | +12 |
| +9.7 | Round 3 | GARTAGANIS | 2 | 4♠x | ♥5 | = | +5 |
| +9.7 | Round 8 | LUCKY BRIDGE | 4 | 4♠ | ♥A | = | +13 |
| +9.7 | Round 9 | GOTARD | 12 | 7♥x | ♦A | -3 | +14 |
| +9.4 | Round 1 | ASCIUGAMANI | 3 | 6♣x | ♠A | -5 | +0 |
| +9.2 | Round 7 | GLASSON | 18 | 4♠ | ♦A | +2 | +13 |
| +8.8 | Round 3 | GARTAGANIS | 4 | 6♦ | ♥4 | -2 | +13 |
| +8.3 | Round 9 | GOTARD | 14 | 5♦x | ♥A | = | +10 |
| +7.1 | Round 8 | LUCKY BRIDGE | 9 | 3NT | ♥2 | -2 | +12 |
| +6.4 | Round 2 | COSTA RICA | 19 | 4♥x | ♦8 | -2 | +5 |
| +6.3 | Round 2 | COSTA RICA | 16 | 3♣ | ♦2 | +1 | +7 |
| +6.0 | Round 7 | GLASSON | 13 | 3♦x | ♣3 | -1 | +15 |
| +5.7 | Round 1 | ASCIUGAMANI | 10 | 3NT | ♠5 | -3 | +4 |
| +5.4 | Round 10 | BARR | 30 | 4♥ | ♠4 | = | +0 |
| +4.6 | Round 5 | JANSMA | 25 | 4♥ | ♠3 | +1 | +6 |
| +4.6 | Round 8 | LUCKY BRIDGE | 5 | 3♠ | ♣9 | -1 | +5 |
| +4.2 | Round 2 | COSTA RICA | 15 | 3NT | ♠K | -1 | +16 |
| +3.9 | Round 8 | LUCKY BRIDGE | 8 | 2♥ | ♣4 | +1 | +0 |
| +3.9 | Round 10 | BARR | 26 | 2♥ | ♠A | +1 | +1 |
| +3.4 | Round 10 | BARR | 29 | 3♦ | ♠2 | -2 | +2 |
| +3.3 | Round 3 | GARTAGANIS | 8 | 3♥ | ♣3 | -2 | -5 |
| +3.2 | Round 6 | CASPERSEN | 8 | 2♥ | ♦10 | -1 | +8 |
| +3.1 | Round 5 | JANSMA | 23 | 4♥ | ♣5 | -1 | +6 |
| +3.1 | Round 8 | LUCKY BRIDGE | 3 | 3♠ | ♦A | -1 | +5 |
| +3.0 | Round 7 | GLASSON | 12 | 4♣ | ♦8 | = | +9 |
| +2.9 | Round 7 | GLASSON | 11 | 1NT | ♠9 | +3 | +2 |
| +2.8 | Round 1 | ASCIUGAMANI | 6 | 3NT | ♥5 | +2 | +1 |
| +2.4 | Round 7 | GLASSON | 14 | 5♣ | ♥A | = | +0 |
| +2.3 | Round 1 | ASCIUGAMANI | 7 | 1NT | ♠8 | -1 | +0 |
| +2.3 | Round 6 | CASPERSEN | 4 | 3NT | ♣5 | +1 | +0 |
| +2.3 | Round 8 | LUCKY BRIDGE | 2 | 3♦ | ♣5 | +1 | -10 |
| +2.3 | Round 10 | BARR | 24 | 2♥ | ♦2 | -2 | +6 |
| +2.1 | Round 2 | COSTA RICA | 17 | 5♦ | ♥K | -1 | +8 |
| +2.1 | Round 6 | CASPERSEN | 9 | 3♠ | ♥5 | -1 | -2 |
| +2.0 | Round 9 | GOTARD | 19 | 4♥ | ♣4 | = | +0 |
| +1.9 | Round 6 | CASPERSEN | 3 | 4♥ | ♠3 | +2 | +11 |
| +1.8 | Round 3 | GARTAGANIS | 7 | 3♦ | ♠6 | -1 | +5 |
| +1.7 | Round 3 | GARTAGANIS | 6 | 4♠ | ♠7 | +2 | +1 |
| +1.7 | Round 8 | LUCKY BRIDGE | 7 | 3♦ | ♣3 | +2 | +11 |
| +1.6 | Round 6 | CASPERSEN | 10 | 2♠ | ♦Q | = | +0 |
| +1.5 | Round 4 | NOLAND | 14 | 3NT | ♠Q | -1 | +4 |
| +1.2 | Round 1 | ASCIUGAMANI | 1 | 2NT | ♥9 | -1 | +4 |
| +1.0 | Round 8 | LUCKY BRIDGE | 1 | 3NT | ♦2 | = | -1 |
| +0.9 | Round 1 | ASCIUGAMANI | 5 | 2♠ | ♥Q | = | -1 |
| +0.9 | Round 9 | GOTARD | 20 | 2♥ | ♥2 | +1 | +0 |
| +0.8 | Round 5 | JANSMA | 24 | 2♠ | ♥5 | +2 | -6 |
| +0.8 | Round 6 | CASPERSEN | 6 | 4♠ | ♥6 | = | -1 |
| +0.5 | Round 6 | CASPERSEN | 5 | 4♠x | ♣A | +2 | -5 |
| +0.4 | Round 2 | COSTA RICA | 20 | 4♥ | ♠J | +1 | +0 |
| +0.4 | Round 9 | GOTARD | 16 | 4♠ | ♣9 | +1 | +0 |
| +0.3 | Round 2 | COSTA RICA | 13 | 4♥ | ♣K | +2 | -13 |
| +0.3 | Round 6 | CASPERSEN | 2 | 3NT | ♥Q | = | +0 |
| +0.2 | Round 9 | GOTARD | 13 | 3NT | ♠Q | -1 | +6 |
| +0.1 | Round 2 | COSTA RICA | 11 | 2♠ | ♥9 | +1 | -4 |
| +0.1 | Round 3 | GARTAGANIS | 3 | 3NT | ♦6 | +1 | +0 |
| +0.1 | Round 4 | NOLAND | 15 | 2♣ | ♦5 | +1 | +0 |
| -0.1 | Round 1 | ASCIUGAMANI | 2 | 3NT | ♦4 | = | +1 |
| -0.2 | Round 7 | GLASSON | 16 | 4♠ | ♥6 | = | +1 |
| -0.3 | Round 1 | ASCIUGAMANI | 4 | 4♠ | ♥3 | +1 | +0 |
| -0.3 | Round 2 | COSTA RICA | 18 | 2♦ | ♠3 | -1 | -1 |
| -0.3 | Round 9 | GOTARD | 17 | 4♥ | ♣10 | +1 | +10 |
| -0.5 | Round 4 | NOLAND | 19 | 2♥ | ♦A | +2 | -8 |
| -0.5 | Round 9 | GOTARD | 11 | 4♠ | ♥A | +1 | +0 |
| -0.5 | Round 9 | GOTARD | 15 | 4♠ | ♣4 | +1 | +0 |
| -0.6 | Round 9 | GOTARD | 18 | 3NT | ♣2 | +2 | -1 |
| -0.9 | Round 10 | BARR | 25 | 5♣x | ♠Q | -3 | -3 |
| -1.0 | Round 10 | BARR | 21 | 2♣ | ♣10 | +2 | +0 |
| -1.1 | Round 4 | NOLAND | 12 | 3♣ | ♠Q | -1 | -1 |
| -1.2 | Round 3 | GARTAGANIS | 10 | 1NT | ♦7 | -1 | -1 |
| -1.2 | Round 5 | JANSMA | 27 | 3♣ | ♥K | = | +1 |
| -1.2 | Round 7 | GLASSON | 20 | 1NT | ♦7 | +1 | -10 |
| -1.2 | Round 10 | BARR | 22 | 2♥ | ♣A | +1 | +0 |
| -1.3 | Round 3 | GARTAGANIS | 9 | 3♦ | ♠5 | = | +1 |
| -1.5 | Round 4 | NOLAND | 11 | 1NT | ♠6 | +2 | -1 |
| -1.5 | Round 4 | NOLAND | 18 | 3NT | ♠4 | -3 | +0 |
| -1.8 | Round 8 | LUCKY BRIDGE | 10 | 3♠ | ♣2 | +2 | -9 |
| -1.9 | Round 4 | NOLAND | 16 | 2NT | ♦7 | -1 | -12 |
| -2.0 | Round 7 | GLASSON | 19 | 3♦ | ♥5 | -1 | +0 |
| -2.2 | Round 5 | JANSMA | 21 | 2♠ | ♥7 | = | -1 |
| -2.3 | Round 5 | JANSMA | 26 | 6NT | ♣3 | = | +0 |
| -2.3 | Round 7 | GLASSON | 15 | 3♠ | ♥Q | -2 | +1 |
| -2.4 | Round 5 | JANSMA | 30 | 4♥ | ♠A | +1 | +0 |
| -2.5 | Round 5 | JANSMA | 28 | 1NT | ♠6 | -2 | -2 |
| -2.6 | Round 6 | CASPERSEN | 7 | 3♣ | ♥6 | +3 | -10 |
| -2.6 | Round 8 | LUCKY BRIDGE | 6 | 3NT | ♠3 | +1 | -10 |
| -3.6 | Round 3 | GARTAGANIS | 1 | 3NT | ♣2 | +1 | -7 |
| -3.8 | Round 2 | COSTA RICA | 12 | 4♠ | ♥J | = | -10 |
| -4.1 | Round 1 | ASCIUGAMANI | 9 | 2♠ | ♥Q | -4 | +2 |
| -4.2 | Round 5 | JANSMA | 22 | 3NT | ♣3 | = | -10 |
| -5.0 | Round 1 | ASCIUGAMANI | 8 | 5♦ | ♣Q | -1 | -10 |
| -5.5 | Round 4 | NOLAND | 13 | 3NT | ♥6 | = | -10 |
| -5.6 | Round 5 | JANSMA | 29 | 1NT | ♦10 | +3 | -10 |
| -6.0 | Round 3 | GARTAGANIS | 5 | 4♥ | ♠7 | = | +1 |
| -6.0 | Round 4 | NOLAND | 17 | 2♥ | ♦Q | -3 | -7 |
| -6.6 | Round 4 | NOLAND | 20 | 4♥ | ♠2 | -2 | -8 |
| -7.4 | Round 10 | BARR | 27 | 4♠ | ♣2 | -4 | -12 |
| -7.9 | Round 7 | GLASSON | 17 | 4♠ | ♥3 | = | +0 |
| -7.9 | Round 10 | BARR | 28 | 5♦x | ♥Q | -3 | -9 |
| -8.4 | Round 2 | COSTA RICA | 14 | 6♣ | ♥K | +1 | +11 |
| -11.6 | Round 10 | BARR | 23 | 2♠x | ♥A | = | -15 |