| Sons | Grand-sons | |
Grand   unknown x unknown |
Fire Escape Vascote x Grand |
Biff Boomerang (uk-usa) x Fire Escape Boomerang (uk-usa) x Fire Escape |
Bunvip  Boomerang (uk-usa) x Fire Escape Boomerang (uk-usa) x Fire Escape |
||
| Old Nobility Boomerang (uk-usa) x Fire Escape Boomerang (uk-usa) x Fire Escape |