历史坐标网格生成

A 2x2 split-screen collage of photorealistic colorized World War II documentary scenes in Berlin on 8 May 1945, each panel separated by thick black borders: top left a ruined street leading to the shattered Reichstag with Soviet soldiers walking away from camera past rubble and a roadside sign reading “Berlin 8. Mai 1945 16.00 Uhr”; top right Soviet soldiers on a high rooftop raising a worn red USSR flag over the devastated city with the Reichstag dome in the distance; bottom left Berlin civilians in worn coats smiling and offering flowers to a young Soviet soldier in a bombed-out street; bottom right riverside view toward the ruined Reichstag with directional signs reading “Reichstag, Ministerien, Brandenburger Tor, Unter den Linden” and soldiers standing at the embankment, overcast gray sky, wet pavement, smoke haze, rubble, damaged stone architecture, muted desaturated palette of gray, brown, olive drab and faded brick with the red flag as the main accent, soft natural daylight, archival film grain, slight blur and age-worn texture, realistic historical photojournalism, 1940s analog lens look, high detail, solemn postwar atmosphere