Geometry g3 = wkt.read("POLYGON((4 0.5,6 0.5,6.5 0,6 -1,4 0,4 0.5))");
Polygon pg3 = (Polygon) g3;
IntersectionMatrix rt = ComputeImFactory.getInstance().getImComputer(
pg, pg2).getIM();
assertTrue(rt.match(IntersectionMatrix.DisjointPattern));
// IntersectionMatrix rt2 = ComputeIm.getInstance().getIM(pg, pg3);
Polygon_Polygon l2a = new Polygon_Polygon(pg3, pg);
IntersectionMatrix rt2 = l2a.getIM();
assertTrue(rt2.match(IntersectionMatrix.WithinsPattern));