🇺🇸 GONG Qucheng · USA MANFIELD
vs par split: bidding -1.30 · play +0.06
Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted -0.13/bd
Card play — on target: opening leads 81.8% #34 of 61 · declarer play 81.0% #17 of 61 · defence 87.5% #24 of 61
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 85.7% (7) |
| Declarer play | 50.0% (4) | 88.2% (17) |
| Defence | 62.5% (8) | 100.0% (16) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 100.0% (1) · ♦ 60.0% (5) · ♣ 100.0% (3)
vs par by strain: NT -3.50 (18) · a suit -0.46 (52)
vs par by level: part-score -0.80 (35) · game -0.91 (32) · slam -10.00 (3)
By role: declaring -0.03/bd (-2.35 vs par · 46) · defending -0.15/bd (+0.88 vs par · 24)
By vulnerability: vulnerable -1.12/bd (-2.42 vs par · 38) · not vulnerable +1.17/bd (+0.16 vs par · 32)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | N.Munger | K.Hashimoto – T.Kikuchi | Open | 10 | -34.3 | -3.43 | -4.00 |
| Round 2 | N.Munger | M.Linz – R.Wernis | Open | 10 | +23.2 | +2.32 | +2.00 |
| Round 3 | N.Munger | F.Perez – C.Rodriguez | Closed | 10 | +11.5 | +1.15 | +0.20 |
| Round 4 | N.Munger | J.Etchepareborda – S.Rueda | Closed | 10 | -2.2 | -0.22 | -2.70 |
| Round 5 | N.Munger | S.Uslupehlivan – M.Ozgur | Closed | 10 | -10.6 | -1.06 | -2.00 |
| Round 6 | N.Munger | S.Velez – J.Cuervo Lopera | Closed | 10 | +25.6 | +2.56 | +3.30 |
| Round 7 | N.Munger | R.Cabrera – K.De Jesus | Closed | 10 | -18.3 | -1.83 | -5.50 |
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 |
|---|---|---|---|---|---|---|---|
| +12.2 | Round 6 | FCBC | 26 | 3NT | ♠3 | -1 | +12 |
| +9.5 | Round 7 | 🇻🇪 VENEZUELA | 4 | 2♠x | ♥K | -3 | +5 |
| +7.3 | Round 2 | WERNIS | 19 | 4♠ | ♦6 | -2 | +13 |
| +5.9 | Round 6 | FCBC | 21 | 3♣ | ♥10 | = | +12 |
| +5.7 | Round 3 | 🇻🇪 VENEZUELA | 23 | 3NT | ♦3 | -1 | +6 |
| +5.6 | Round 6 | FCBC | 29 | 4♥ | ♦A | -2 | +9 |
| +5.0 | Round 7 | 🇻🇪 VENEZUELA | 1 | 4♥ | ♥7 | +1 | +1 |
| +4.9 | Round 3 | 🇻🇪 VENEZUELA | 27 | 3♥ | ♦6 | = | +0 |
| +4.8 | Round 2 | WERNIS | 16 | 3♠ | ♣4 | = | +0 |
| +4.8 | Round 2 | WERNIS | 17 | 5♦ | ♠Q | +2 | +14 |
| +3.9 | Round 7 | 🇻🇪 VENEZUELA | 2 | 6♥ | ♥2 | +1 | -11 |
| +3.7 | Round 3 | 🇻🇪 VENEZUELA | 24 | 5♥ | ♠9 | -1 | +10 |
| +3.7 | Round 5 | 🇹🇷 TURKIYE | 12 | 3NT | ♦5 | +1 | +0 |
| +3.6 | Round 5 | 🇹🇷 TURKIYE | 19 | 3♠ | ♥9 | -3 | +5 |
| +3.5 | Round 2 | WERNIS | 14 | 4♠ | ♥3 | +1 | +0 |
| +3.5 | Round 2 | WERNIS | 20 | 2♥ | ♠5 | = | +0 |
| +3.1 | Round 4 | 🇦🇷 ARGENTINA | 2 | 2♥ | ♦K | = | +6 |
| +2.9 | Round 2 | WERNIS | 11 | 2♠ | ♥2 | +1 | +1 |
| +2.1 | Round 4 | 🇦🇷 ARGENTINA | 7 | 2♠ | ♦J | = | +1 |
| +2.1 | Round 4 | 🇦🇷 ARGENTINA | 8 | 2♦ | ♦10 | -5 | +4 |
| +2.0 | Round 5 | 🇹🇷 TURKIYE | 16 | 2♦ | ♦2 | = | -1 |
| +1.8 | Round 3 | 🇻🇪 VENEZUELA | 21 | 4♣ | ♠A | = | +0 |
| +1.8 | Round 6 | FCBC | 27 | 1NT | ♦A | +2 | +1 |
| +1.6 | Round 4 | 🇦🇷 ARGENTINA | 5 | 4♥ | ♣5 | +2 | -11 |
| +1.6 | Round 6 | FCBC | 25 | 2♦ | ♣5 | -1 | +4 |
| +1.5 | Round 3 | 🇻🇪 VENEZUELA | 28 | 4♠ | ♣9 | = | +0 |
| +1.5 | Round 7 | 🇻🇪 VENEZUELA | 9 | 1NT | ♥J | = | +0 |
| +1.3 | Round 5 | 🇹🇷 TURKIYE | 13 | 4♠ | ♥A | +1 | +1 |
| +1.1 | Round 2 | WERNIS | 13 | 2NT | ♠4 | = | +0 |
| +1.0 | Round 1 | 🇯🇵 JAPAN | 3 | 2♠ | ♦K | +1 | +0 |
| +0.7 | Round 6 | FCBC | 22 | 4♥ | ♣K | +2 | +1 |
| +0.6 | Round 3 | 🇻🇪 VENEZUELA | 22 | 3NT | ♦J | +1 | +0 |
| +0.5 | Round 1 | 🇯🇵 JAPAN | 9 | 2♠ | ♥4 | -1 | -2 |
| +0.5 | Round 6 | FCBC | 28 | 4♠ | ♣A | = | +0 |
| +0.4 | Round 4 | 🇦🇷 ARGENTINA | 3 | 4♥ | ♠K | -1 | -2 |
| +0.4 | Round 6 | FCBC | 30 | 2♠ | ♦8 | +1 | +6 |
| +0.3 | Round 6 | FCBC | 24 | 2♠ | ♣A | -1 | +1 |
| +0.1 | Round 4 | 🇦🇷 ARGENTINA | 4 | 2NT | ♦4 | +1 | +0 |
| -0.1 | Round 1 | 🇯🇵 JAPAN | 5 | 4♥ | ♦J | +2 | +13 |
| -0.4 | Round 7 | 🇻🇪 VENEZUELA | 5 | 3NT | ♣5 | = | -11 |
| -0.5 | Round 2 | WERNIS | 12 | 4♠ | ♦3 | +1 | +0 |
| -0.5 | Round 3 | 🇻🇪 VENEZUELA | 25 | 5♠ | ♥A | -1 | +3 |
| -1.1 | Round 2 | WERNIS | 15 | 4♥ | ♣7 | -1 | -6 |
| -1.1 | Round 4 | 🇦🇷 ARGENTINA | 9 | 4♠ | ♥K | +2 | -13 |
| -1.2 | Round 3 | 🇻🇪 VENEZUELA | 26 | 3NT | ♦3 | +3 | -13 |
| -1.3 | Round 4 | 🇦🇷 ARGENTINA | 6 | 5♦ | ♣A | -1 | -6 |
| -1.3 | Round 5 | 🇹🇷 TURKIYE | 17 | 3♣ | ♥Q | +1 | -7 |
| -1.5 | Round 3 | 🇻🇪 VENEZUELA | 29 | 3♦ | ♣9 | = | +0 |
| -1.6 | Round 1 | 🇯🇵 JAPAN | 1 | 3NT | ♣K | +2 | -1 |
| -1.8 | Round 5 | 🇹🇷 TURKIYE | 18 | 4♥ | ♥5 | +1 | +0 |
| -2.0 | Round 5 | 🇹🇷 TURKIYE | 14 | 2♥ | ♣A | = | +0 |
| -2.7 | Round 4 | 🇦🇷 ARGENTINA | 1 | 3NT | ♦2 | -2 | -9 |
| -3.0 | Round 7 | 🇻🇪 VENEZUELA | 8 | 1NT | ♣6 | -2 | +0 |
| -3.1 | Round 2 | WERNIS | 18 | 6♣ | ♦9 | -1 | -2 |
| -3.4 | Round 6 | FCBC | 23 | 5♠ | ♥K | +1 | -13 |
| -3.5 | Round 1 | 🇯🇵 JAPAN | 8 | 2♣ | ♦3 | +1 | -8 |
| -3.5 | Round 3 | 🇻🇪 VENEZUELA | 30 | 4♣ | ♥A | -1 | -4 |
| -4.1 | Round 1 | 🇯🇵 JAPAN | 6 | 2♠ | ♣4 | +2 | -10 |
| -4.3 | Round 1 | 🇯🇵 JAPAN | 7 | 1NT | ♠3 | = | -5 |
| -4.8 | Round 1 | 🇯🇵 JAPAN | 2 | 4♠ | ♠J | -2 | -6 |
| -4.8 | Round 5 | 🇹🇷 TURKIYE | 15 | 1NTx | ♥Q | -2 | -2 |
| -5.1 | Round 5 | 🇹🇷 TURKIYE | 11 | 1♦ | ♥Q | +5 | -13 |
| -6.2 | Round 5 | 🇹🇷 TURKIYE | 20 | 2♥ | ♦8 | -2 | -3 |
| -6.2 | Round 7 | 🇻🇪 VENEZUELA | 6 | 1NT | ♣4 | +3 | -13 |
| -6.5 | Round 4 | 🇦🇷 ARGENTINA | 10 | 2♦x | ♦8 | -2 | +3 |
| -6.9 | Round 1 | 🇯🇵 JAPAN | 10 | 4♥ | ♦4 | -3 | -10 |
| -9.0 | Round 7 | 🇻🇪 VENEZUELA | 7 | 6NT | ♦10 | -3 | -17 |
| -9.5 | Round 7 | 🇻🇪 VENEZUELA | 10 | 4♥ | ♠9 | = | +0 |
| -10.1 | Round 7 | 🇻🇪 VENEZUELA | 3 | 4♣x | ♦6 | = | -9 |
| -10.5 | Round 1 | 🇯🇵 JAPAN | 4 | 3NT | ♥2 | +1 | -11 |