BRANTSMA Ronald · BRICKLAYER
428rank
-44.8Butler · 100 bds
-0.45per board
±5.3swing
+0.39vs par /bd · #151/552
-0.66adjusted /bd
by round
vs par split: bidding +1.06 · play -0.67
Strength of schedule: opponents averaged -0.21/bd (an easy draw) → opponent-adjusted -0.66/bd
Card play — on target: opening leads 68.4% #482 of 551 · declarer play 74.1% #250 of 551 · defence 78.0% #459 of 552
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 40.0% (5) | 78.6% (14) |
| Declarer play | 57.1% (7) | 80.0% (20) |
| Defence | 75.0% (20) | 80.0% (30) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 75.0% (8) · ♣ 66.7% (6)
vs par by strain: NT +1.67 (36) · a suit -0.33 (64)
vs par by level: part-score -0.09 (35) · game +1.30 (57) · slam -4.00 (8)
By role: declaring -0.82/bd (-1.98 vs par · 50) · defending -0.08/bd (+2.76 vs par · 50)
By vulnerability: vulnerable +0.28/bd (+1.43 vs par · 47) · not vulnerable -1.10/bd (-0.53 vs par · 53)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | R.Jagroop | O.Ghigheci – I.Rotaru | Closed | 10 | -34.7 | -3.47 | -3.70 |
| Round 2 | R.Jagroop | A.Mcintosh – D.Mossop | Closed | 10 | +10.1 | +1.01 | +3.00 |
| Round 3 | R.Jagroop | J.De Ridder – T.Cornelis | Closed | 10 | +5.6 | +0.56 | +3.00 |
| Round 4 | R.Jagroop | H.Janssens – G.De Grave | Closed | 10 | +1.3 | +0.13 | -0.20 |
| Round 5 | R.Jagroop | Y.Lu – Y.Wang | Closed | 10 | +3.0 | +0.30 | +1.00 |
| Round 6 | R.Jagroop | T.Defosse – P.Yans | Closed | 10 | +9.8 | +0.98 | +0.20 |
| Round 7 | R.Jagroop | J.Allavena – N.Frey | Closed | 10 | +2.7 | +0.27 | +0.50 |
| Round 8 | R.Jagroop | R.Vardar – E.Cuhadar | Closed | 10 | -5.2 | -0.52 | +0.20 |
| Round 9 | R.Jagroop | D.De Falco – C.Teodorescu | Closed | 10 | -1.0 | -0.10 | +0.10 |
| Round 10 | R.Jagroop | H.Van Ipenburg – M.Kaptein | Closed | 10 | -36.4 | -3.64 | -0.20 |
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 |
|---|---|---|---|---|---|---|---|
| +13.3 | Round 5 | BEIJING TRINERGY | 20 | 7♣ | ♣J | = | -2 |
| +12.4 | Round 6 | PERRON | 30 | 3♣ | ♠2 | +2 | +13 |
| +12.1 | Round 6 | PERRON | 25 | 3NTx | ♦K | = | +12 |
| +11.5 | Round 5 | BEIJING TRINERGY | 13 | 3NT | ♦4 | -1 | +13 |
| +10.6 | Round 2 | MOSSOP | 19 | 3NT | ♣4 | = | +10 |
| +9.9 | Round 4 | SQUEEZE | 7 | 3NT | ♠Q | = | +10 |
| +9.7 | Round 3 | NERAZZURRI | 30 | 5♥x | ♣A | -1 | +11 |
| +7.5 | Round 9 | SMISPI | 29 | 4♠ | ♦10 | = | +10 |
| +6.9 | Round 7 | MONACO A | 10 | 6NT | ♥10 | -1 | +17 |
| +6.5 | Round 8 | ALFA ROMEO | 13 | 4♠ | ♦A | = | +3 |
| +6.3 | Round 4 | SQUEEZE | 5 | 4NT | ♥10 | +1 | +11 |
| +5.5 | Round 10 | KERDIZO | 4 | 3NT | ♣Q | -1 | +12 |
| +5.0 | Round 9 | SMISPI | 27 | 5♦ | ♣K | +1 | +9 |
| +4.7 | Round 3 | NERAZZURRI | 29 | 4♥ | ♣2 | -1 | +6 |
| +4.7 | Round 9 | SMISPI | 26 | 5♦ | ♥K | = | +3 |
| +4.6 | Round 2 | MOSSOP | 13 | 2♠ | ♥A | -4 | +10 |
| +4.5 | Round 2 | MOSSOP | 12 | 3NT | ♠A | -1 | +6 |
| +4.5 | Round 4 | SQUEEZE | 2 | 3♦ | ♠K | -1 | +5 |
| +4.1 | Round 7 | MONACO A | 4 | 2NT | ♣5 | = | +6 |
| +3.9 | Round 7 | MONACO A | 3 | 4♠ | ♣5 | +1 | +1 |
| +3.5 | Round 1 | COLDEA | 9 | 3NT | ♠9 | -1 | +12 |
| +3.4 | Round 2 | MOSSOP | 15 | 2NT | ♣4 | -1 | +5 |
| +3.3 | Round 4 | SQUEEZE | 4 | 3NT | ♠10 | = | +0 |
| +3.1 | Round 3 | NERAZZURRI | 21 | 2♠ | ♥6 | +1 | +0 |
| +2.9 | Round 5 | BEIJING TRINERGY | 15 | 2♦ | ♥K | -2 | -5 |
| +2.5 | Round 2 | MOSSOP | 17 | 4♥ | ♣Q | = | +7 |
| +2.3 | Round 3 | NERAZZURRI | 28 | 5♦ | ♥K | -1 | +6 |
| +2.3 | Round 6 | PERRON | 26 | 1NT | ♥2 | = | -1 |
| +2.2 | Round 8 | ALFA ROMEO | 15 | 2♠ | ♣Q | -2 | -6 |
| +2.2 | Round 9 | SMISPI | 22 | 6♥ | ♦5 | = | +0 |
| +1.7 | Round 2 | MOSSOP | 14 | 3NT | ♥6 | +3 | +2 |
| +1.7 | Round 7 | MONACO A | 9 | 4♠ | ♣5 | +2 | +1 |
| +1.4 | Round 6 | PERRON | 29 | 1NT | ♣Q | +3 | +10 |
| +1.1 | Round 4 | SQUEEZE | 6 | 2♠ | ♣Q | +1 | +1 |
| +1.1 | Round 10 | KERDIZO | 10 | 4♠x | ♥10 | -1 | +8 |
| +1.0 | Round 6 | PERRON | 28 | 6♠ | ♥K | = | -11 |
| +0.9 | Round 8 | ALFA ROMEO | 18 | 3♦ | ♣Q | -2 | +1 |
| +0.8 | Round 6 | PERRON | 27 | 3♣ | ♥A | -1 | +3 |
| +0.7 | Round 10 | KERDIZO | 3 | 4♠x | ♦Q | -3 | +12 |
| +0.6 | Round 8 | ALFA ROMEO | 12 | 3NT | ♣9 | +1 | +0 |
| +0.5 | Round 6 | PERRON | 23 | 2♥ | ♥9 | = | +0 |
| +0.1 | Round 9 | SMISPI | 21 | 2♠ | ♠5 | +1 | +0 |
| -0.1 | Round 3 | NERAZZURRI | 25 | 4♥ | ♣Q | = | +1 |
| -0.1 | Round 3 | NERAZZURRI | 26 | 1NT | ♥7 | = | +11 |
| -0.1 | Round 4 | SQUEEZE | 1 | 4♠ | ♣K | +1 | +0 |
| -0.2 | Round 7 | MONACO A | 1 | 3♥ | ♥5 | -1 | -4 |
| -0.3 | Round 8 | ALFA ROMEO | 11 | 4♠ | ♥6 | -2 | +6 |
| -0.3 | Round 8 | ALFA ROMEO | 14 | 2♥ | ♣J | +1 | -1 |
| -0.4 | Round 5 | BEIJING TRINERGY | 11 | 1NT | ♥3 | = | -1 |
| -0.5 | Round 3 | NERAZZURRI | 22 | 3NT | ♠7 | +2 | -1 |
| -0.5 | Round 9 | SMISPI | 30 | 3NT | ♠6 | -1 | -2 |
| -1.0 | Round 7 | MONACO A | 8 | 3♠ | ♥A | -1 | -2 |
| -1.1 | Round 2 | MOSSOP | 16 | 3NT | ♠10 | +2 | +0 |
| -1.2 | Round 7 | MONACO A | 2 | 2♣ | ♣6 | +1 | -1 |
| -1.3 | Round 8 | ALFA ROMEO | 16 | 4♥ | ♠J | = | +0 |
| -1.4 | Round 2 | MOSSOP | 20 | 5♠ | ♦K | = | +0 |
| -1.5 | Round 1 | COLDEA | 6 | 1NT | ♦6 | +4 | +7 |
| -1.7 | Round 5 | BEIJING TRINERGY | 17 | 3♦ | ♠K | -3 | +0 |
| -1.8 | Round 1 | COLDEA | 4 | 3♠ | ♣Q | -1 | -6 |
| -1.8 | Round 8 | ALFA ROMEO | 17 | 3♥ | ♠A | +1 | +4 |
| -1.9 | Round 10 | KERDIZO | 1 | 3♦ | ♠K | = | +0 |
| -2.0 | Round 4 | SQUEEZE | 3 | 4♠ | ♣8 | -1 | -5 |
| -2.4 | Round 1 | COLDEA | 8 | 1NT | ♦4 | +2 | -6 |
| -2.6 | Round 3 | NERAZZURRI | 23 | 5♦ | ♥3 | = | +1 |
| -2.8 | Round 5 | BEIJING TRINERGY | 14 | 5♣ | ♠A | = | +11 |
| -2.9 | Round 1 | COLDEA | 10 | 2♥ | ♦4 | -1 | -6 |
| -3.1 | Round 3 | NERAZZURRI | 24 | 2♣ | ♦Q | -1 | -5 |
| -3.3 | Round 5 | BEIJING TRINERGY | 16 | 4♥ | ♠A | -1 | +1 |
| -3.4 | Round 7 | MONACO A | 6 | 4♠ | ♣7 | = | +0 |
| -3.7 | Round 6 | PERRON | 21 | 1NT | ♣2 | -1 | -4 |
| -3.7 | Round 7 | MONACO A | 7 | 4♠ | ♦A | -1 | -6 |
| -3.8 | Round 1 | COLDEA | 1 | 4♥ | ♣6 | = | -1 |
| -3.8 | Round 9 | SMISPI | 23 | 3NT | ♣7 | = | +1 |
| -3.9 | Round 9 | SMISPI | 28 | 3♠ | ♦10 | -1 | -5 |
| -4.3 | Round 10 | KERDIZO | 8 | 2NT | ♦6 | -3 | -6 |
| -4.4 | Round 7 | MONACO A | 5 | 4♠ | ♣K | = | -7 |
| -4.7 | Round 1 | COLDEA | 3 | 1NT | ♥7 | = | -6 |
| -4.7 | Round 4 | SQUEEZE | 10 | 4♥ | ♥4 | -1 | -6 |
| -4.7 | Round 5 | BEIJING TRINERGY | 19 | 5♣x | ♥A | +1 | +7 |
| -4.8 | Round 9 | SMISPI | 24 | 3NT | ♦Q | -2 | -5 |
| -4.9 | Round 10 | KERDIZO | 5 | 4♥ | ♦Q | +1 | -2 |
| -4.9 | Round 10 | KERDIZO | 6 | 3NTx | ♥A | -2 | -5 |
| -5.1 | Round 8 | ALFA ROMEO | 19 | 3NT | ♥5 | +1 | +0 |
| -5.4 | Round 5 | BEIJING TRINERGY | 18 | 3NT | ♥7 | -2 | -11 |
| -5.5 | Round 1 | COLDEA | 7 | 3♣ | ♦6 | -1 | -6 |
| -5.7 | Round 1 | COLDEA | 2 | 3NT | ♥5 | +2 | -16 |
| -5.7 | Round 2 | MOSSOP | 18 | 6NT | ♠A | = | +0 |
| -6.4 | Round 5 | BEIJING TRINERGY | 12 | 3NT | ♣K | = | -3 |
| -6.6 | Round 8 | ALFA ROMEO | 20 | 5♥x | ♠K | = | -5 |
| -7.2 | Round 10 | KERDIZO | 2 | 5♠x | ♦K | -3 | +3 |
| -7.3 | Round 4 | SQUEEZE | 8 | 3NT | ♠5 | = | -7 |
| -7.5 | Round 9 | SMISPI | 25 | 4♥ | ♦J | = | -10 |
| -7.8 | Round 3 | NERAZZURRI | 27 | 5♦ | ♥K | = | +0 |
| -7.8 | Round 10 | KERDIZO | 9 | 3NT | ♠6 | -3 | -11 |
| -8.0 | Round 6 | PERRON | 24 | 3♥x | ♣K | -4 | -8 |
| -9.0 | Round 2 | MOSSOP | 11 | 4♠ | ♥Q | -1 | -10 |
| -9.0 | Round 6 | PERRON | 22 | 6♣x | ♥K | -2 | -12 |
| -9.7 | Round 4 | SQUEEZE | 9 | 6♥ | ♦A | -1 | -11 |
| -9.9 | Round 1 | COLDEA | 5 | 5♣ | ♦Q | -5 | -9 |
| -12.7 | Round 10 | KERDIZO | 7 | 6♦ | ♦5 | -2 | -13 |