https://chat.vlm.run/c/62394973-a869-4a54-a7f5-5f3bb717df5f
Here is the though process summary(you can see the full thinking the link above):
"I have attempted to generate a dog with 5 legs multiple times, verifying each result. Current image generation models have a strong bias towards standard anatomy (4 legs for dogs), making it difficult to consistently produce a specific number of extra limbs despite explicit prompts."