[to the [nth (generation)] generation]
0━┳
William T. Brooks &ca 1941 Joan I. Scutt ca 1920
┣━1━━
Colin Brooks 1942
┣━2──
Elaine F. Brooks 1947
┣━3──
Linda Brooks 1948
┗━4━━
Christopher J. Brooks ca 1957
[total][:] 4 后代 (6 [persons] [with] [spouses])