"Create a high HD 3D scene featuring an African girl and boy with curly hair playing with toys in a vibrant park. The girl is sitting on the grass, building a tower with colorful blocks, while the boy is nearby, holding a toy car and looking excitedly at her creation. Capture their facial expressions with highly detailed features, reflecting their joy and concentration. Ensure the grass is lush and realistic, with vibrant trees and flowers in the background. Use warm, natural lighting to enhance the scene's inviting atmosphere, showcasing the beauty and innocence of childhood moments in a sunny park setting." --style raw