Introduction Text-to-image/video models like Midjourney, Imagen3, Stable Diffusion, and Sora can generate aesthetic, photo-realistic visuals from natural language prompts, for example, given “Several giant woolly mammoths approach, treading through a snowy meadow…”, Sora generates: But how do we know if these models generate what we desire? For example, if the prompt is “The brown dog chases the black dog around a tree”, how can we tell if the model shows the dogs “chasing around a tree” rather than “playing in…