[ 后代 of Sylvia Marcia Peterman]

[to the [nth (generation)] generation]

 0─┬ Sylvia Marcia Peterman 1937 &1957 Paul Raymond Quastel
   ├─1━━ Gary Laurence Quastel
   ├─2── David Quastel
   └─3── Linda Quastel

[total][:] 3 后代 (5 [persons] [with] [spouses])