             {"name": "ellipse(at closest-side)"},
                {"name": "ellipse(at farthest-side)"},
                {"name": "ellipse(at 20px 30px closest-side)"},
                {"name": "ellipse(at 20px 30px farthest-side)"},
                {"name": "ellipse(at 20px 30px foo)"},
                {"name": "ellipse(at closest-side 20px 30px)"},
                {"name": "ellipse(at farthest-side 20px 30px)"},
                {"name": "ellipse(at 20% 30% closest-side)"},
                {"name": "ellip