[to the [nth (generation)] generation]
0━┳
David Blumenthal & Sandra ------
┣━1──
Lisa Blumenthal & Allan Soros
┣━2━━
Jeffery Blumenthal & Amy ------
┗━3──
Amy Blumenthal & Timothy Boyd
[total][:] 3 后代 (8 [persons] [with] [spouses])