The Schematic view can show you the ICE scene references that “connect” different objects in a scene.

In this example:

• ICETree on pointcloud has a scene reference to grid
• Transform_From_Array on null has a scene reference to xform_container_pointcloud.
• Get_Particles_Transform on xform_container_pointcloud has a scene reference to pointcloud.

Here’s a slightly more complicated schematic, for the Modeling_Basic_Shattering sample scene: