Cut bananas in half crosswise and then lengthwise; set aside. Combine m
maple syrup, rum, and margarine in a large skillet; bring to a simmer. Add banana pieces, and cook 30 seconds; turn banana pieces over, and cook an
additional 30 seconds. Arrange 4 banana pieces on each of 6 dessert plates; top each with 1/3 cup ice cream, 1 tablespoon sauce, and 1 teaspoon pecans.