Lighting plan for a render:
key, fill and rim by
position, size, colour
temperature and intensity
ratio, plus what each does
for the form.

Three-Point Lighting Plan

Each light named, positioned, and justified by what it does to the form.

Prompt

Plan the lighting for a 3D render of [a subject]: key, fill and rim described by position, size, colour temperature and intensity ratio, plus what each one is doing for the form. Include a top-down diagram description.