siblings of Super Concorde xx

half siblings paternal

stallion Seattle Slew xx (Thoroughbred, 1974, from Bold Reasoning xx)

Seattle Slew xx
gender-male
1974

Bold Reasoning xx / Poker xx

stallion Go Step xx (Thoroughbred, 1975, from Bold Reasoning xx)

Go Step xx
gender-male
1975

Bold Reasoning xx / Native Dancer xx

broodmare Prestissimo xx (Thoroughbred, 1974, from Bold Reasoning xx)

Prestissimo xx
gender-female
1974

Bold Reasoning xx / Sicambre xx

broodmare Miss Reasoning xx (Thoroughbred, 1974, from Bold Reasoning xx)

Miss Reasoning xx
gender-female
1974

Bold Reasoning xx / Sadair xx