In consideration of the marriage, A [prospective husband], conveys to B [prospective wife], for her support and for support of any child or children she may have of such marriage, the following lots of land situated in _________ and described as follows: _________.

To have and to hold the same to B for the purposes before stated and to the sole and separate use and benefit of B free from all debts, liabilities, and engagements of A and from all claim or claims of persons who set up any right, title or interest in them through A; and B is empowered to sell the same or exchange the same or any part of them, and to invest the same in other real estate or securities, and when so sold or invested in securities the real estate so received or investments made with the approval of A in the possession of B in like manner to be free from all debts, liabilities and engagements of A and from all claim or claims set up by any person who derived any right, title or interest to them through A. If the property conveyed in this agreement should not be disposed of before her death, to any child or children of her marriage in equal proportions, and if there should be no child or children of the marriage, then B may dispose of the same by will, and if there be no will, then to the next of kin of A.