| r=w0.sketch().segment((-18,-32),(-13,-32)).arc((10,-47),(32,-32)).segment((38,-32)).segment((38,-13)).segment((32,-13)).arc((10,2),(-13,-13)).segment((-18,-13)).close().assemble().finalize().extrude(2).union(w0.sketch().segment((20,13),(23,2)).arc((-16,-32),(36,-32)).segment((50,-29)).segment((46,-14)).arc((47,-5),(42,2)).segment((38,17)).close().assemble().push([(47,-25)]).circle(1,mode='s').finalize().extrude(6)).union(w0.sketch().segment((-50,38),(-38,-15)).segment((-11,-9)).arc((-14,-18),(-14,-29)).segment((-11,-29)).segment((-11,-36)).arc((29,-38),(18,1)).segment((8,50)).close().assemble().finalize().extrude(23)) |