Minimalist Cave Painting Line Art

Convert the input image into a 1:1 minimalist symbolic line illustration suitable for social media avatars. The subject can be a person, animal, or plant. Do not replicate the physical form, do not describe details, and do not use complete outlines; instead, like early murals or primitive carvings, extract the most essential spirit, posture, and contour features of the subject, leaving marks directly with a minimal number of lines. The goal is not a complete drawing, but a refined figurative symbol where temperament and essence are recognizable in just a few strokes. The number of lines must b