Idon't want children taken away from parents and when you prosecute the parentsfor coming in illegally which should happen you

haveto take the children away.

Itwas torture what they did to us.

?

如何剖析和理解which should happen ？

I don't wantchildren taken away from parents and when you prosecute the parents forcoming in illegally, which should happen,?you have to take the children away.?

which shouldhappen為非限制性定語從句，which指代when從句內容。這種定語從句需要用逗號分隔。