His record in matches was equally impressive : at Berlin in 1890 he drew a short play-off match against his brother Berthold ; and won all his other matches from 1889 to 1893 , mostly against top-class opponents : Curt von Bardeleben ( 1889 ; ranked 9th best player in the world by Chessmetrics at that time ) , Jacques Mieses ( 1889 ; ranked 11th ) , Henry Edward Bird ( 1890 ; then 60 years old ; ranked 29th ) , Berthold Englisch ( 1890 ; ranked 18th ) , Joseph Henry Blackburne ( 1892 , without losing a game ; Blackburne was aged 51 then , but still 9th in the world ) , Jackson Showalter ( 1892-93 ; 22nd ) and Celso Golmayo Zúpide ( 1893 ; 29th ) .
p81 His record in matches was equally impressive : at Berlin in 1890 he drew a short play-off match against his brother Berthold ; and won all his other matches from 1889 to 1893 , mostly against top-class opponents : Curt von Bardeleben 1889 ; Jacques Mieses 1889 ; Henry Edward Bird 1890 ; Berthold Englisch 1890 ; Joseph Henry Blackburne 1892 , without losing a game ; Jackson Showalter 1892-1893 ; and Celso Golmayo Zúpide 1893 .