Animals Bold Reasoning Thoroughbred horse1968 – 24 April 1975 Boldnesian1963 – 1975 Bold Reasoning1968 – 24 April 1975 Seattle Slew15 February 1974 – 7 May 2002 Sire and damBBoldnesian1963 – 1975OffspringSeattle Slew15 February 1974 – 7 May 2002 From Wikipedia and Wikidata (public domain), updated daily.
