Prompt
"Generate an image of a sleek, purple train, specifically a Class 387 train, speeding through a modern railway station, with a prominent Heathrow Express logo displayed on the side. In the background, a blurred image of London Paddington station or Heathrow Airport can be seen, conveying a sense of movement and connection between the two locations. The style should be realistic, with a focus on showcasing the train's design and the Heathrow Express branding."