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This week's Pedigree Insights by Andrew Caulfield: Mastery

Monday, September 14, 2009 | 12:00 am

This week, Andrew Caulfield examines the extended family of recent G1 Ladbrokes St Leger S. winner Mastery. Caulfield explores the influence of Diesis (GB) found in Mastery's female family, and takes a closer look into the colt's sire, Sulamani, who is represented by a Classic winner in his first crop.