@Test
public void testOverallWinRate() {

	assertEquals((coords.getArea() + 1.0) / ((2 * coords.getArea()) + 10),
			node.overallWinRate(coords), 0.001);
	node.exclude(at("e3"));
	assertEquals((coords.getArea()) / ((2 * coords.getArea()) + 8.0),
			node.overallWinRate(coords), 0.001);
}