🇮🇹 DUBOIN Giorgio · ITALY
1rank
+81.5Butler · 80 bds
+1.02per board
±3.6swing
+0.12vs par /bd
+0.47adjusted /bd
by round
vs par split: bidding -1.15 · play +0.42
Strength of schedule: opponents averaged -0.55/bd (an easy draw) → opponent-adjusted +0.47/bd
Card play — on target: opening leads 100.0% · declarer play 72.7% · defence 92.9%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 100.0% (4) |
| Declarer play | · | 72.7% (11) |
| Defence | · | 92.9% (14) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 100.0% (2) · ♦ 100.0% (1)
vs par by strain: a suit +0.06 (49)
vs par by level: part-score -0.35 (26) · game +0.74 (19) · slam -0.50 (4)
By role: declaring +0.44/bd (-0.82 vs par · 46) · defending +1.80/bd (+1.71 vs par · 34)
By vulnerability: vulnerable +0.83/bd (+0.34 vs par · 32) · not vulnerable +1.14/bd (-0.09 vs par · 48)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | N.Bocchi | N.Eber – C.Bosenberg | Closed | 16 | +10.5 | +0.66 | -0.50 |
| Quarterfinal | N.Bocchi | N.Eber – C.Bosenberg | Closed | 16 | +6.1 | +0.38 | -0.62 |
| Quarterfinal | N.Bocchi | N.Eber – C.Bosenberg | Closed | 16 | +7.5 | +0.47 | -1.06 |
| Quarterfinal | N.Bocchi | G.Holman – T.Cope | Open | 16 | +16.4 | +1.02 | +2.69 |
| Quarterfinal | N.Bocchi | N.Eber – C.Bosenberg | Closed | 16 | +41.0 | +2.56 | · |
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 |
|---|---|---|---|---|---|---|---|
| +12.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 81 | 4♠x | ♥2 | -4 | · |
| +11.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 90 | 6♥x | ♦K | -1 | · |
| +10.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 74 | 3♥ | +1 | +10 | |
| +8.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 89 | 4♠x | ♣K | -2 | · |
| +6.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 73 | 3♠ | -1 | +11 | |
| +6.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 84 | 3N | ♠J | -1 | · |
| +5.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 32 | 4♠ | ♠2 | = | +13 |
| +5.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 25 | 3N | ♠10 | -1 | +10 |
| +5.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 43 | 4♣ | ♠3 | -2 | +0 |
| +5.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 94 | 4♥x | ♠8 | -1 | · |
| +4.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 29 | 3♠ | = | +0 | |
| +4.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 42 | 2♥ | ♣10 | = | +5 |
| +4.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 67 | 6♣x | -2 | +12 | |
| +4.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 48 | 3N | ♠2 | -3 | +10 |
| +4.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 64 | 5♥ | ♠A | -1 | +12 |
| +3.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 93 | 3N | ♥3 | +1 | · |
| +3.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 51 | 3N | ♦7 | = | -1 |
| +3.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 22 | 3N | ♥A | = | +10 |
| +2.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 17 | 3♦ | ♣K | = | +1 |
| +2.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 53 | 3♥ | ♣K | -1 | -2 |
| +2.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 20 | 6♣ | ♥K | = | +7 |
| +2.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 70 | 2♥ | -1 | +2 | |
| +2.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 79 | 4♥ | ♦4 | +2 | +1 |
| +2.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 82 | 1N | ♥10 | -1 | · |
| +2.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 58 | 3♥ | ♣4 | -1 | -1 |
| +2.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 86 | 5♣x | ♠2 | -2 | · |
| +1.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 49 | 3N | ♣4 | +2 | -11 |
| +1.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 24 | 2♥ | -3 | +1 | |
| +1.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 37 | 4♦ | ♠9 | +1 | -8 |
| +1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 33 | 3N | ♥3 | +3 | +1 |
| +1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 41 | 3♣ | ♥A | = | +0 |
| +1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 61 | 1N | ♥4 | = | +5 |
| +1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 63 | 3N | ♣4 | +2 | +1 |
| +1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 76 | 2♠ | -1 | +1 | |
| +1.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 35 | 4♥ | ♦4 | = | +1 |
| +1.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 39 | 3N | ♠Q | = | +1 |
| +0.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 30 | 5♦ | ♥K | -2 | -5 |
| +0.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 75 | 2♠ | -1 | -4 | |
| +0.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 54 | 3♠ | ♦K | = | +0 |
| +0.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 66 | 4♠ | = | +11 | |
| +0.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 95 | 1N | ♥4 | +1 | · |
| +0.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 21 | 3N | ♠8 | +1 | +0 |
| +0.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 87 | 3N | ♥2 | -1 | · |
| +0.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 47 | 3N | ♣6 | +1 | +0 |
| -0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 19 | 4♥ | ♠9 | = | +1 |
| +0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 38 | 4♠ | ♠6 | = | +0 |
| +0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 52 | 3♣ | ♠K | +1 | +0 |
| +0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 59 | 4♠ | ♠2 | +1 | +0 |
| +0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 71 | 4♠ | +1 | +0 | |
| +0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 77 | 4♠ | ♥5 | +1 | +0 |
| -0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 88 | 4♥ | ♦3 | -2 | · |
| -0.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 92 | 6N | ♥10 | = | · |
| -0.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 45 | 4♥ | ♥2 | +1 | +0 |
| -0.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 69 | 4♠ | = | +0 | |
| -0.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 72 | 3♥ | = | +7 | |
| -0.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 57 | 5♦x | ♠K | -1 | +5 |
| -0.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 28 | 3N | +3 | -11 | |
| -0.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 83 | 1N | ♥3 | +2 | · |
| -0.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 36 | 2♦ | ♣6 | +2 | +0 |
| -0.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 56 | 4♥ | ♠A | -1 | -2 |
| -1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 23 | 4♦ | ♣ | +1 | -10 |
| -1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 34 | 3♣ | ♣5 | = | -9 |
| -1.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 62 | 2♦ | ♣3 | +1 | +0 |
| -1.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 50 | 4♥ | ♦A | -3 | -4 |
| -1.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 65 | 1N | -1 | -1 | |
| -1.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 27 | 4♠ | ♦A | +1 | +0 |
| -1.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 60 | 4♦ | ♠2 | -1 | -6 |
| -2.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 26 | 6♣ | ♥10 | +1 | -7 |
| -2.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 80 | 1♥ | ♥4 | +4 | -2 |
| -2.0 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 85 | 4♠ | ♦3 | = | · |
| -2.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 18 | 1N | ♠ | -1 | -4 |
| -2.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 78 | 3N | ♦7 | -2 | -5 |
| -2.9 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 46 | 2♦ | ♦ | = | +0 |
| -3.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 40 | 4♥ | ♣A | -2 | -6 |
| -3.4 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 91 | 3N | ♥4 | = | · |
| -3.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 55 | 4♠ | ♥10 | +1 | -13 |
| -5.6 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 44 | 3♦ | ♥8 | -1 | -5 |
| -5.7 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 68 | 4♣ | +1 | +0 | |
| -6.1 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 96 | 6♠ | ♣ | = | · |
| -9.3 | Quarterfinal | 🇿🇦 SOUTH AFRICA | 31 | 6♠ | ♦ | -1 | -14 |