How about something like

WW. I agree that things aren’t great at home right now. My stance on this has not changed since the very beginning. I do not want a divorce but I will not stand in your way of pursuing this course of action. Equally I will not live in an open marriage.
I also disagree that separation is the best course of action for S9. It obvious that children thrive when their parents stay together.


Me:43 Her:42
M:14
S:9
EA started 2014/03 (or there abouts)
PA started 2014/05/30
BD:2014/11/05
I left 2015/10/01
I returned 2015/05/02
She left 2015/06/10
OM still on the go.