How did arthur miller portray the relationship between john and elizabeth proctor in "The Crucible" by arthur miller?

This play is based on the real events of the Salem witch hunt however is not completely accurate by reducing the amount of girls "crying out" and that Abigail's age had been raised as she was just really eleven years old as with such other things. The play's base is still the same by showing that there were nineteen men and women convicted of witch craft that were hanged and how another man over eighty …

…hidden greatness of love between them which they didn't know how to release until they were under pressure, however they made up for all they'd missed at the end which I'm sure they'd have regretted all the problems progressed at the start of the play and wished they'd had the relationship at the start which they had at the end and lived and died with the thought that it was all due to Abigail Williams.