Children running and laughing while playing tag in park

"A group of children running happily while playing tag (chasing each other) in an open field or park. Their faces are filled with laughter and joy, arms swinging freely as they run. The background shows green grass, trees, and a bright blue sky with sunlight shining warmly. The atmosphere feels lively, playful, and full of childhood happiness. Realistic style or soft illustration, vibrant colors, natural motion blur, 9:16 vertical composition."