First version is only captioned with the trigger word. It performs better than expected.

Some body horrors occur here and there, mostly in the form of a phantom pussy over the mans penis.

Variations of this prompt seems to consistently perform well:

@N@L. Photo of a woman laying on her back with her legs in a spread position. She is engaged in an intimate act with a man. The photo is taken in a first person view from the man's perspective, looking directly down on her. His legs and tummy is barely seen at the bottom of the picture.