EXTRA JUDICIAL SETTLEMENT WITH DEED OF SALE CAN BE FUN FOR ANYONE

My mom has handed past yr and my father remains to be with us but wants to market a assets which is less than the two my mothers and fathers names, but they don't seem to be thought of lawfully married as my mom may be the 2nd wife as there is not any divorce in the Philippines. How are we to divide the divide the assets beneath the EJS?A surviving