This visualization presents an organization graph of arts-related communities, using a force-directed layout to reveal the hierarchical structure between two main entities and their subsidiary groups. The code constructs a network from predefined nodes and links, where main, child, and leaf nodes are given distinct sizes to indicate their level in the hierarchy. Using D3 v6, the example employs `d3.forceSimulation` with `forceManyBody`, `forceLink`, and `forceCenter` to position the nodes dynamically. The SVG output displays gray circles connected by lightgray lines, with text labels for each node, rendered through a tick event that updates the coordinates.