Dive into the realm of black and white photography to create a minimalist masterpiece featuring a lone figure standing atop a narrow wall. Use the Sony A7IV camera with a 20mm G Master lens set at a wide aperture of F1.5 to capture the essence of minimalist abstraction (1.2), focusing on the stark contrast between light and shadow. Against a backdrop of subtle gradients (subtle gradient backdrop: 1.1), evoke a sense of tranquility yet evoke a profound emotional response (tranquil yet evocative: 1.2). Through conceptual portraiture (1.3), play with perception (play on perception: 1.2) as the figure balances on the wall, symbolizing the delicate balance of life. Infuse the image with surreal calm (surreal calm: 1.1) and use visual metaphor (visual metaphor: 1.3) to convey deeper meaning, shot with Canon EOS 5D Mark III, settings at 1/160s, f/8, ISO 100. Elevate the minimalist aesthetic with elements of modern art, incorporating geometric shapes and abstract forms to enhance the visual impact and create an avant-garde composition.