These families will all share the same initials. NN's don't have to start with the same initial though.
Family 1
CR
DH:
DW:
DS:
DS:
DS:
DD:
DS:
Family 2
RL
DH:
DW:
DD:
DD:
DS:
DS:
Family 3
AK
DH:
DW:
DD:
DS:
DS:
DD:
DD:
Family 4
MT
DH:
DW:
DS:
DS:
DD:
Family 5
NP
DH:
DW:
DD:
DS:
Family 6
JS
DH:
DW:
DS/DS:
DD:
DS:
DD/DD:
DS:
DS: