🇳🇱 GOUDZWAARD Dieter · NETHERLANDS

59rank
+11.7Butler · 126 bds
+0.09per board
±4.5swing
-0.32vs par /bd · #72/115
-0.07adjusted /bd
Butler per round: 4.6 -9.8 -10.4 -14.1 17.6 -5.4 13.7 36.2 -20.7by round

vs par split: bidding -0.10 · play -0.22

Strength of schedule: opponents averaged -0.16/bd (an easy draw) → opponent-adjusted -0.07/bd

Card play — on target: opening leads 68.4% #108 of 115 · declarer play 66.7% #92 of 115 · defence 82.9% #58 of 115

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (12)69.2% (26)
Declarer play55.6% (9)72.2% (18)
Defence73.9% (23)87.2% (47)

Opening leads by suit led: ♠ 66.7% (9) · ♥ 71.4% (14) · ♦ 40.0% (5) · ♣ 80.0% (10)

vs par by strain: NT +0.86 (43) · a suit -0.93 (83)

vs par by level: part-score -0.39 (44) · game -0.29 (75) · slam -0.14 (7)

By role: declaring -0.11/bd (-2.91 vs par · 56) · defending +0.25/bd (+1.76 vs par · 70)

By vulnerability: vulnerable -0.27/bd (+0.08 vs par · 63) · not vulnerable +0.45/bd (-0.71 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1T.WesterveldC.Lee – S.SuClosed14+4.6+0.33+0.86
Round 3T.WesterveldL.Sanderson – D.WinterClosed14-9.8-0.70-2.71
Round 5T.WesterveldR.Basler – L.BellicaudClosed14-10.4-0.74-0.64
Round 7T.WesterveldP.Jasinski – T.KielbasaClosed14-14.1-1.01-1.86
Round 8T.WesterveldK.Jindai – M.SakaguchiClosed14+17.6+1.26+2.50
Round 10T.WesterveldR.Bhimanaik – SELVARAJ DINESH BABUClosed14-5.4-0.39+1.07
Round 12T.WesterveldB.Perez – E.VasquezClosed14+13.7+0.98-3.07
Round 17T.WesterveldK.Sianglio – P.KuysuwanClosed14+36.2+2.59+2.86
Round 20T.WesterveldR.Pan – B.JiangClosed14-20.7-1.48-1.86

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
+14.1Round 8🇯🇵 JAPAN56♠♥K-1+17
+12.8Round 17🇹🇭 THAILAND37♠♠5-1+17
+11.5Round 12🇨🇱 CHILE136NT♥2=+0
+11.3Round 12🇨🇱 CHILE84♠x♦K=+12
+8.9Round 1🇹🇼 CHINESE TAIPEI123NT♥2+1+11
+8.4Round 17🇹🇭 THAILAND104♠x♦3+1+8
+8.0Round 12🇨🇱 CHILE145♣x♠A-4-5
+7.4Round 10🇮🇳 INDIA142NT♠9=+8
+6.6Round 17🇹🇭 THAILAND75♦x♠6-1+8
+6.5Round 10🇮🇳 INDIA23NT♥2-2+12
+6.3Round 10🇮🇳 INDIA95♦x♥A-2+10
+6.2Round 17🇹🇭 THAILAND54♠♥A-3+13
+6.1Round 12🇨🇱 CHILE33NT♠10-1+6
+5.1Round 1🇹🇼 CHINESE TAIPEI63♣♣8-2+11
+4.8Round 17🇹🇭 THAILAND26♥♦6=+0
+4.7Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND84♥♣10-2+9
+4.7Round 8🇯🇵 JAPAN41NT♠2+2+10
+4.4Round 5🇫🇷 FRANCE124♥♠Q=+10
+4.4Round 7🇵🇱 POLAND72♥♣A+1+0
+4.4Round 12🇨🇱 CHILE116♠♠4=-11
+4.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND134♠♣6=+0
+4.0Round 8🇯🇵 JAPAN103NT♣K-1+5
+3.9Round 8🇯🇵 JAPAN112NT♥9+3+6
+3.6Round 5🇫🇷 FRANCE103♠♥3+1+1
+3.5Round 1🇹🇼 CHINESE TAIPEI34♠♦A=-1
+3.0Round 12🇨🇱 CHILE63♥♣10-2+3
+2.9Round 7🇵🇱 POLAND113NT♠2+1+1
+2.8Round 17🇹🇭 THAILAND122♠♣A-1+0
+2.7Round 5🇫🇷 FRANCE144♠♦K-1-3
+2.6Round 20🇨🇳 CHINA36NT♥J=-11
+2.5Round 8🇯🇵 JAPAN91♥♥J-3-10
+2.3Round 1🇹🇼 CHINESE TAIPEI44♠♥2+1+0
+2.3Round 17🇹🇭 THAILAND131NT♠3+1+6
+2.2Round 5🇫🇷 FRANCE71NT♠2=+5
+2.2Round 8🇯🇵 JAPAN23NT♠3+2+1
+2.2Round 10🇮🇳 INDIA42♥♣A+1+0
+2.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND65♥x♦K-4-16
+2.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33NT♣9+3+14
+2.0Round 20🇨🇳 CHINA12♥♣6=+5
+2.0Round 20🇨🇳 CHINA112♠♠7-1-2
+1.8Round 12🇨🇱 CHILE23NT♠2+1-1
+1.8Round 20🇨🇳 CHINA84♥♣7+1+11
+1.7Round 1🇹🇼 CHINESE TAIPEI133NT♦2-1+12
+1.7Round 5🇫🇷 FRANCE84♠♣K-1+2
+1.6Round 5🇫🇷 FRANCE14♠♥Q-1+4
+1.5Round 5🇫🇷 FRANCE133NT♠3-1+12
+1.5Round 7🇵🇱 POLAND123♥♦3=+1
+1.3Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND141NT♦6=+0
+1.2Round 17🇹🇭 THAILAND91NT♠6+1+0
+1.1Round 5🇫🇷 FRANCE31NT♥3+1-7
+1.0Round 20🇨🇳 CHINA43NT♦Q=-1
+0.7Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND112NT♠4=+1
+0.7Round 17🇹🇭 THAILAND85♦♦7-2+5
+0.6Round 8🇯🇵 JAPAN84♠♣2=+0
+0.5Round 1🇹🇼 CHINESE TAIPEI84♠♥2+1+0
+0.5Round 8🇯🇵 JAPAN145♣♠4=+0
+0.4Round 1🇹🇼 CHINESE TAIPEI21NT♦7-1+8
+0.4Round 7🇵🇱 POLAND31NT♦K+1-7
-0.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND24♥♠K+1+0
+0.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103NT♥10+2-2
-0.2Round 20🇨🇳 CHINA63NT♥10+2+0
-0.3Round 1🇹🇼 CHINESE TAIPEI143♠♣J-1-8
-0.3Round 17🇹🇭 THAILAND45♦♣A=+2
-0.4Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♣A-1-5
-0.4Round 7🇵🇱 POLAND104♠♣2-1+6
-0.4Round 8🇯🇵 JAPAN14♣♥10=-1
-0.5Round 8🇯🇵 JAPAN64♥♣K=+0
-0.6Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠♣J+1-4
-0.6Round 8🇯🇵 JAPAN133NT♥3+3+13
-0.6Round 17🇹🇭 THAILAND115♣♠4+1-11
-0.6Round 20🇨🇳 CHINA24♠♣2+3-12
-0.6Round 20🇨🇳 CHINA123NT♦Q-2+6
-0.9Round 7🇵🇱 POLAND43NT♥J+2+0
-1.0Round 1🇹🇼 CHINESE TAIPEI114♠♦2=+1
-1.0Round 7🇵🇱 POLAND133♥♠A=+0
-1.0Round 17🇹🇭 THAILAND63NT♥8-2-7
-1.1Round 7🇵🇱 POLAND53♥♠Q=+0
-1.1Round 10🇮🇳 INDIA32♠♥K=+0
-1.2Round 10🇮🇳 INDIA61NT♦4=+0
-1.6Round 5🇫🇷 FRANCE92♥♦A-3-1
-1.6Round 7🇵🇱 POLAND22♥♣8=-1
-1.6Round 10🇮🇳 INDIA52♠♥6-2+1
-1.6Round 10🇮🇳 INDIA84♥♥J=+0
-1.6Round 10🇮🇳 INDIA111NT♥6+2-2
-1.6Round 20🇨🇳 CHINA52♥♠K-1-2
-2.0Round 1🇹🇼 CHINESE TAIPEI94♦♦8=-7
-2.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♥♣7=+0
-2.0Round 8🇯🇵 JAPAN74♠♥Q=+0
-2.0Round 10🇮🇳 INDIA14♥♠J=-8
-2.1Round 12🇨🇱 CHILE124♠♥3+1+11
-2.2Round 7🇵🇱 POLAND142♦♣7=+1
-2.4Round 17🇹🇭 THAILAND14♥♠J+1-1
-2.5Round 7🇵🇱 POLAND92♦♠9+1+0
-2.5Round 10🇮🇳 INDIA124♠♥J+1+0
-2.7Round 20🇨🇳 CHINA145♦♥6=+0
-2.8Round 1🇹🇼 CHINESE TAIPEI53NT♦8+2-1
-2.9Round 1🇹🇼 CHINESE TAIPEI74♠x♥A-2-4
-3.1Round 1🇹🇼 CHINESE TAIPEI13♥♣2=-1
-3.1Round 5🇫🇷 FRANCE63♦♣A+1-1
-3.1Round 5🇫🇷 FRANCE113NT♠6-1-10
-3.1Round 10🇮🇳 INDIA101NT♠2=-5
-3.4Round 10🇮🇳 INDIA71NT♥3=+1
-3.6Round 7🇵🇱 POLAND14♥♥3-1-8
-3.6Round 12🇨🇱 CHILE13NT♥Q-1-17
-3.9Round 8🇯🇵 JAPAN124♥♦7-2+0
-3.9Round 12🇨🇱 CHILE42NT♦K-1-12
-4.0Round 12🇨🇱 CHILE104♥♠A-1-12
-4.1Round 12🇨🇱 CHILE74♠♠A-2-3
-4.6Round 20🇨🇳 CHINA103NT♦2=+0
-4.8Round 5🇫🇷 FRANCE24♠♥J-4-11
-4.8Round 20🇨🇳 CHINA92♥x♥K-1+1
-4.9Round 7🇵🇱 POLAND63NT♥Q-1-5
-5.0Round 20🇨🇳 CHINA74♥x♥K-1-8
-5.1Round 7🇵🇱 POLAND84♠♦K+2-14
-5.3Round 17🇹🇭 THAILAND143NT♦K=+0
-5.5Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND55♥x♠10-2-11
-5.7Round 1🇹🇼 CHINESE TAIPEI103♥♣8+2-9
-5.7Round 12🇨🇱 CHILE54♠♥A=-7
-6.0Round 5🇫🇷 FRANCE44♦♥J=-2
-7.5Round 8🇯🇵 JAPAN33NT♠2-1-6
-8.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND15♠♥9-1-11
-8.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND45♠♦3-1-13
-9.0Round 12🇨🇱 CHILE93NT♠K=-7
-9.7Round 10🇮🇳 INDIA134♠♣Q+1-2
-10.0Round 20🇨🇳 CHINA136♠♠2-1-13
-10.6Round 5🇫🇷 FRANCE52♥x♥A+3-8