{
const svg = d3.select(DOM.svg(width, height));
svg.append("path")
.datum([[40, 0], [80, 20], [80, 60], [40, 80], [0, 60], [0, 20]])
.attr("transform", `translate(${width / 2 - 100}, ${height / 2 - 40})`)
.attr("d", path)
.style("fill", "none")
.style("stroke", "black");
svg.append("path")
.datum("40,0 80,20 80,60 40,80 0,60 0,20")
.attr("transform", `translate(${width / 2}, ${height / 2 - 40})`)
.attr("d", path)
.style("fill", "none")
.style("stroke", "black");
return svg.node();
}