CHIU Wai-Lap Abby · KONG HAN

504rank
-35.8Butler · 100 bds
-0.36per board
±4.2swing
-0.71vs par /bd · #490/567
-0.13adjusted /bd
Butler per round: 5.2 -15.7 -24.7 15.5 14.5 -30.1 8.7 0.2 -1.2 -8.2by round

vs par split: bidding -0.95 · play +0.24

Strength of schedule: opponents averaged +0.23/bd (a tough draw) → opponent-adjusted -0.13/bd

Card play — on target: opening leads 77.8% #359 of 567 · declarer play 76.0% #296 of 567 · defence 80.7% #372 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (9)81.5% (27)
Declarer play85.7% (7)72.2% (18)
Defence93.3% (15)76.2% (42)

Opening leads by suit led: ♠ 100.0% (6) · ♥ 72.7% (11) · ♦ 76.9% (13) · ♣ 66.7% (6)

vs par by strain: NT +0.22 (27) · a suit -1.05 (73)

vs par by level: part-score +0.37 (41) · game -1.22 (54) · slam -4.00 (5)

By role: declaring -0.81/bd (-3.28 vs par · 43) · defending -0.02/bd (+1.23 vs par · 57)

By vulnerability: vulnerable +0.03/bd (-0.20 vs par · 50) · not vulnerable -0.75/bd (-1.22 vs par · 50)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2S.SzeM.Brown – M.WhibleyOpen10+5.2+0.52-1.70
Round 3S.SzeY.Luo – Y.ChenClosed10-15.7-1.57-0.40
Round 4S.SzeW.Huang – W.TianClosed10-24.7-2.47-2.40
Round 6S.SzeJ.Zhang – W.ShenOpen10+15.5+1.55+3.20
Round 7S.SzeY.Wu – Y.YeOpen10+14.5+1.45+3.80
Round 8B.LuiP.Sinha – B.NaidooOpen10-30.1-3.01-3.10
Round 9B.LuiY.Wang – Y.WangOpen10+8.7+0.87-3.10
Round 12S.SzeH.Liu – Y.ZhangOpen10+0.2+0.02+0.30
Round 13S.SzeL.Feng – X.WuClosed10-1.2-0.12-1.40
Round 14S.SzeX.Hu – F.ZhouOpen10-8.2-0.82-2.30

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.

ButlerRoundOpponentsBdContractLeadResvs par
+8.5Round 13WUHU BRIDGE TEAM54♥♥6-4+3
+8.0Round 7ASYMCHEM93NT♠Q-1+16
+7.7Round 9ZHEJIANG JINJIANG236♦♥9=-8
+7.6Round 12HENGZHOU FINANCE274♠♥5-3+11
+7.4Round 2NEW ZEALAND Open204♠♣9=+3
+7.4Round 9ZHEJIANG JINJIANG223NT♥A+2+8
+6.6Round 2NEW ZEALAND Open131NT♠J-2+7
+6.3Round 2NEW ZEALAND Open174♠♠5=+0
+6.0Round 9ZHEJIANG JINJIANG213♠♦A-1+10
+5.5Round 6BRIDGEFRIENDS253NT♥10-3+9
+5.4Round 2NEW ZEALAND Open115♥x♣A-3+2
+5.0Round 6BRIDGEFRIENDS294♠♦J+2+13
+4.9Round 7ASYMCHEM72♦♦3-1+5
+4.5Round 13WUHU BRIDGE TEAM86♦♠A=+0
+3.9Round 6BRIDGEFRIENDS213NTx♣8-2+9
+3.9Round 12HENGZHOU FINANCE226♥♦J=+0
+3.7Round 3SHANGHAILVCHENG293♠♥J+1-1
+3.5Round 13WUHU BRIDGE TEAM14♥♦Q=+0
+3.4Round 13WUHU BRIDGE TEAM41NT♥Q=+5
+3.3Round 7ASYMCHEM45♦♠K+1+3
+3.0Round 14FAR EAST143♦♠2-1+4
+2.8Round 7ASYMCHEM54♣♦10-1+5
+2.7Round 6BRIDGEFRIENDS222♠♥K-2+2
+2.7Round 14FAR EAST184♥♦4=+3
+2.4Round 6BRIDGEFRIENDS263♣♠Q-2+2
+2.4Round 9ZHEJIANG JINJIANG263NT♠7+4-12
+2.2Round 7ASYMCHEM104♦♠Q-1+6
+1.9Round 4CHANG HONG92♦x♦6-1+7
+1.9Round 14FAR EAST113NT♣7=-1
+1.6Round 4CHANG HONG101NT♠5+1+1
+1.6Round 9ZHEJIANG JINJIANG293♠♥A+1-1
+1.5Round 7ASYMCHEM64♥x♦3-2+3
+1.2Round 6BRIDGEFRIENDS281NT♦10+1-1
+1.2Round 9ZHEJIANG JINJIANG283♥♦4-1+4
+1.1Round 3SHANGHAILVCHENG264♥♠K+2+13
+1.0Round 8INDIA TSANGPO142♠x♦Q-3+1
+1.0Round 12HENGZHOU FINANCE212♠♦A=+0
+0.9Round 6BRIDGEFRIENDS302♣♣3+2+7
+0.8Round 12HENGZHOU FINANCE292♠♣7+2+1
+0.7Round 14FAR EAST193NT♦K-1+0
+0.6Round 2NEW ZEALAND Open143♦♦6=+5
+0.5Round 8INDIA TSANGPO153NT♣K+1+0
+0.4Round 12HENGZHOU FINANCE262♦♦5-1+1
+0.3Round 3SHANGHAILVCHENG245♦♥4=+2
+0.1Round 4CHANG HONG72♠♣K+2+1
-0.0Round 8INDIA TSANGPO114♠♥A+1+0
-0.1Round 9ZHEJIANG JINJIANG242♥♠2-1-4
-0.3Round 2NEW ZEALAND Open124♥♠5-1-10
-0.3Round 3SHANGHAILVCHENG304♥♦3+1+0
-0.3Round 4CHANG HONG14♥♠K+1+0
-0.3Round 12HENGZHOU FINANCE232♥♥5+1+0
-0.4Round 7ASYMCHEM83NT♠J+2+10
-0.6Round 4CHANG HONG34♥♠K+2-11
-0.8Round 8INDIA TSANGPO131NT♠Q=-2
-0.9Round 6BRIDGEFRIENDS243♦♣3=+0
-1.0Round 12HENGZHOU FINANCE243NT♥J-3-7
-1.1Round 13WUHU BRIDGE TEAM73NT♥K+1+1
-1.1Round 13WUHU BRIDGE TEAM93NT♠9=+0
-1.5Round 14FAR EAST124♠♥10+1-1
-1.6Round 6BRIDGEFRIENDS232♥♣5+1+0
-1.7Round 14FAR EAST174♠♣6+1+0
-1.9Round 3SHANGHAILVCHENG213NT♦9=+2
-1.9Round 7ASYMCHEM14♥♣8-2+0
-2.1Round 3SHANGHAILVCHENG223NT♥8-2-6
-2.1Round 3SHANGHAILVCHENG253♥♣5=-6
-2.1Round 12HENGZHOU FINANCE302♦x♦K-1+1
-2.2Round 4CHANG HONG82♥♦K=+0
-2.2Round 12HENGZHOU FINANCE284♥♠7+3+10
-2.3Round 14FAR EAST201NT♦6=-6
-2.6Round 9ZHEJIANG JINJIANG255♥♦10=-11
-2.7Round 2NEW ZEALAND Open183♣♦Q-1-1
-2.7Round 7ASYMCHEM22♠♦8=-5
-2.8Round 3SHANGHAILVCHENG231NT♣2=+1
-2.8Round 3SHANGHAILVCHENG284♥♠Q+1+0
-3.1Round 14FAR EAST164♠x♥A-1-6
-3.2Round 7ASYMCHEM33NT♥10-1-5
-3.3Round 2NEW ZEALAND Open154♥♦10=-6
-3.4Round 14FAR EAST131NT♠5=-5
-3.6Round 4CHANG HONG25♥♦A=-6
-3.6Round 6BRIDGEFRIENDS275♠x♦J-1-9
-3.6Round 8INDIA TSANGPO163♥x♣K-1+0
-3.6Round 8INDIA TSANGPO203NT♥J-2-7
-3.7Round 13WUHU BRIDGE TEAM102♥♣J+1-1
-3.9Round 8INDIA TSANGPO174♣♦A=-1
-4.1Round 13WUHU BRIDGE TEAM22♠♣7+1-12
-4.4Round 4CHANG HONG62♠♥K-1-4
-4.5Round 14FAR EAST154♠♥4=-11
-4.9Round 13WUHU BRIDGE TEAM64♥♣3-1-10
-5.2Round 8INDIA TSANGPO195♦♥Q-2-11
-5.6Round 9ZHEJIANG JINJIANG306♠♦Q-4-12
-5.7Round 4CHANG HONG43NT♠7+2+0
-6.2Round 13WUHU BRIDGE TEAM33NT♦4+1+0
-7.0Round 8INDIA TSANGPO126♥♦K=+0
-7.3Round 2NEW ZEALAND Open193NT♥7+1-11
-7.5Round 2NEW ZEALAND Open165♦♣2-2-6
-7.5Round 8INDIA TSANGPO183♦♣5+2-11
-7.9Round 12HENGZHOU FINANCE254♥♣A+2-14
-8.8Round 3SHANGHAILVCHENG274♥x♣6-1-9
-9.3Round 9ZHEJIANG JINJIANG274♠x♥A=-5
-11.5Round 4CHANG HONG54♥x♦Q-4-12