Prompt: Capture a mesmerizing midjourney moment with your Sony A7R camera and a 135mm F1.8 Sigma lens. Frame a hyperrealistic photograph of a white horse set in a misty sunrise landscape. The scene should be moody and enigmatic, highlighting the horse's pristine beauty amidst the ethereal fog. Use an aperture setting of F/2.8 to create a captivating depth of field and convey the enchantment of this tranquil moment.