this.loadVariant(prob.vid, () => {
// Set FEN if possible (might not be correct yet)
if (V.IsGoodFen(prob.fen)) this.setDiagram(prob);
this.loadVariant(prob.vid, () => {
// Set FEN if possible (might not be correct yet)
if (V.IsGoodFen(prob.fen)) this.setDiagram(prob);