| Sons | Grand-sons | |
Setsquare Winter Ermine   Sevenup Sportsman x Piledriver Pirates Patch Of Setsquare |
Setsquare Helen's Hope Petworth General George x Setsquare Winter Ermine |
|
| Setsquare Maytime Quintic Ambrose x Setsquare Winter Ermine |
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| Setsquare Red Duster Quintic Ambrose x Setsquare Winter Ermine |