LIEBERMAN Joseph · U31 USA2
47rank
+3.2net boards · 48 bds
53.3%board-a-match
±0.5swing
by round
Bidding activity — not a pass: 41.7% (58/139)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Net | BAM% |
|---|---|---|---|---|---|---|
| Round 1 | C.Welland | D.Hsiao – S.Li | Closed | 2 | -1.4 | 15.0% |
| Round 2 | C.Welland | T.Langdon Macmillan – T.Gold | Closed | 2 | +1.3 | 82.5% |
| Round 3 | C.Welland | M.Bertheau – H.Larhnimi | Closed | 2 | +0.3 | 57.5% |
| Round 4 | C.Welland | R.Kongsattra – P.Jindakul | Closed | 2 | -0.7 | 32.5% |
| Round 5 | C.Welland | D.Molina – C.Yanez | Closed | 2 | +1.2 | 80.0% |
| Round 6 | C.Welland | F.Hegyi – D.Kontra | Closed | 2 | +0.1 | 52.5% |
| Round 7 | C.Welland | M.Sieredzinski – H.Watkins | Closed | 2 | -0.2 | 45.0% |
| Round 8 | C.Welland | J.Clark – K.Panchagnula | Closed | 2 | +0.6 | 65.0% |
| Round 9 | C.Welland | G.Fibert – Y.Kapiluto | Closed | 2 | +0.9 | 72.5% |
| Round 10 | C.Welland | O.Nijssen – R.Goor | Closed | 2 | +1.1 | 77.5% |
| Round 11 | C.Welland | Y.Xiao – H.Tsuchiya | Closed | 2 | +1.5 | 87.5% |
| Round 12 | C.Welland | J.Nordby – J.Bjoerkan | Closed | 2 | -0.9 | 27.5% |
| Round 13 | C.Welland | J.Ma – T.Zheng | Closed | 2 | +0.7 | 67.5% |
| Round 14 | C.Welland | T.Inami – Y.Song | Closed | 2 | -0.8 | 30.0% |
| Round 15 | C.Welland | Y.Zuo – Z.Zhu | Closed | 2 | -0.5 | 37.5% |
| Round 16 | C.Welland | L.Fegarty – S.Anoyrkatis | Closed | 2 | +0.0 | 50.0% |
| Round 17 | C.Welland | G.Biondillo Rodrigues – H.Salomao | Closed | 2 | -0.1 | 47.5% |
| Round 18 | C.Welland | Z.Cheng – C.He | Closed | 2 | -0.2 | 45.0% |
| Round 19 | C.Welland | R.Piirisild – R.Luhaorg | Closed | 2 | -0.6 | 35.0% |
| Round 20 | C.Welland | M.Iher – S.Laan | Closed | 2 | -0.4 | 40.0% |
| Round 21 | C.Welland | K.Chheda – V.Nandu | Closed | 2 | +0.5 | 62.5% |
| Round 22 | C.Welland | J.Middleton – A.Huang | Closed | 2 | +0.2 | 55.0% |
| Round 23 | C.Welland | L.Fan – Y.Chung | Open | 2 | +0.6 | 65.0% |
| Round 24 | C.Welland | H.Cork – A.Zeman | Open | 2 | +0.0 | 50.0% |
Every board — best board-a-match first↑ top
| BAM% | Round | Opponents | Bd | Contract | Lead | Res |
|---|---|---|---|---|---|---|
| 100.0% | Round 5 | CHILL | 10 | 6♥ | ♦7 | +1 |
| 100.0% | Round 11 | 🇯🇵 JAPAN U21 | 22 | 5♦x | ♥6 | -2 |
| 95.0% | Round 6 | 🇭🇺 HUNGARY U26W | 11 | 3NT | ♠6 | = |
| 95.0% | Round 10 | NL U26 | 19 | 6♣ | ♦7 | -1 |
| 95.0% | Round 22 | 🏴 SCOTLAND | 12 | 5♥ | ♠J | = |
| 90.0% | Round 9 | 🇮🇱 ISRAEL U26W | 17 | 4♠ | ♥5 | = |
| 85.0% | Round 2 | 🇦🇺 AUSTRALIA U21 | 4 | 2NTx | ♣2 | -1 |
| 85.0% | Round 13 | 🇨🇳 CHINA U21 | 25 | 2♦ | ♥3 | +1 |
| 80.0% | Round 2 | 🇦🇺 AUSTRALIA U21 | 3 | 3NT | ♣3 | +2 |
| 80.0% | Round 3 | 🇸🇪 SWEDEN U21 | 5 | 3NT | ♥7 | -1 |
| 75.0% | Round 8 | 🏴 ENGLAND U31 | 16 | 3♥ | ♦4 | +1 |
| 75.0% | Round 11 | 🇯🇵 JAPAN U21 | 21 | 4♠ | ♠K | -1 |
| 65.0% | Round 7 | 🇦🇺 AUSTRALIA U26 | 14 | 5♦ | ♥K | +2 |
| 65.0% | Round 16 | 🏴 ENGLAND LIONS | 31 | 3NT | ♣9 | -1 |
| 65.0% | Round 17 | PE NA AREIA | 1 | 4♠ | ♦4 | -1 |
| 65.0% | Round 21 | 🇮🇳 INDIA 2 | 9 | 4♠ | ♦Q | = |
| 65.0% | Round 23 | HKG CHINA U26W | 13 | 3♠ | ♥Q | -1 |
| 65.0% | Round 23 | HKG CHINA U26W | 14 | 4♥x | ♠K | -1 |
| 60.0% | Round 5 | CHILL | 9 | 2NT | ♦4 | = |
| 60.0% | Round 10 | NL U26 | 20 | 3♦ | ♥8 | +1 |
| 60.0% | Round 14 | 🇯🇵 JAPAN U26 | 28 | 1NT | ♥Q | -1 |
| 60.0% | Round 18 | 🇨🇦 CANADA | 3 | 6♠ | ♥4 | +1 |
| 60.0% | Round 20 | 🇪🇪 ESTONIA U31 | 7 | 4♥ | ♠8 | +1 |
| 60.0% | Round 21 | 🇮🇳 INDIA 2 | 10 | 3NT | ♥2 | = |
| 55.0% | Round 8 | 🏴 ENGLAND U31 | 15 | 2♥ | ♠A | = |
| 55.0% | Round 9 | 🇮🇱 ISRAEL U26W | 18 | 2♥ | ♠3 | -1 |
| 50.0% | Round 13 | 🇨🇳 CHINA U21 | 26 | 1NT | ♣6 | = |
| 50.0% | Round 15 | SOJA THE DRAGON | 30 | 3NT | ♠3 | +1 |
| 50.0% | Round 24 | WE SHALL NOT PASS | 15 | 1NT | ♠6 | -1 |
| 50.0% | Round 24 | WE SHALL NOT PASS | 16 | 3♠ | ♥2 | = |
| 45.0% | Round 19 | PROVISIONAL | 5 | 3NT | ♣J | = |
| 35.0% | Round 3 | 🇸🇪 SWEDEN U21 | 6 | 4♥ | ♠3 | -1 |
| 35.0% | Round 4 | 🇹🇭 THAILAND U21 | 7 | 4♥ | ♠3 | +1 |
| 35.0% | Round 12 | 🇳🇴 NORWAY U21 | 24 | 4♠x | ♥8 | -2 |
| 35.0% | Round 16 | 🏴 ENGLAND LIONS | 32 | 3NT | ♠A | +1 |
| 30.0% | Round 4 | 🇹🇭 THAILAND U21 | 8 | 2♥ | ♠6 | = |
| 30.0% | Round 17 | PE NA AREIA | 2 | 2♥ | ♠Q | +2 |
| 30.0% | Round 18 | 🇨🇦 CANADA | 4 | 4♦ | ♥K | = |
| 25.0% | Round 7 | 🇦🇺 AUSTRALIA U26 | 13 | 4♠ | ♦A | = |
| 25.0% | Round 15 | SOJA THE DRAGON | 29 | 1NT | ♠6 | -1 |
| 25.0% | Round 19 | PROVISIONAL | 6 | 3NT | ♠5 | -1 |
| 20.0% | Round 1 | 🇹🇼 CHINESE TAIPEI U31 | 1 | 4♣ | ♠A | = |
| 20.0% | Round 12 | 🇳🇴 NORWAY U21 | 23 | 3♣ | ♠4 | = |
| 20.0% | Round 20 | 🇪🇪 ESTONIA U31 | 8 | 3NT | ♣3 | = |
| 15.0% | Round 22 | 🏴 SCOTLAND | 11 | 4♥ | ♠A | = |
| 10.0% | Round 1 | 🇹🇼 CHINESE TAIPEI U31 | 2 | 4♥x | ♠Q | = |
| 10.0% | Round 6 | 🇭🇺 HUNGARY U26W | 12 | 3NT | ♣J | -2 |
| 0.0% | Round 14 | 🇯🇵 JAPAN U26 | 27 | 3♣x | ♥K | -3 |