flat mid-century Soviet book and magazine cartoon line art, uniform bold felt-pen contour, clean white paper skin with no tonal hatching, shading only as solid black fills and parallel stripe hatching on clothing, vast white background, a young man of 27 in mid-sprint across a city street in striped shirt and black shorts, arms swinging legs wide, behind him a bus with scribbled passenger faces in windows and cars as solid black bodies with white windows, tree on tripod supports, manhole as crosshatched oval, ground shadow as scribbled band, motion by pose and few speed dashes, flat two-dimensional cartoon with uniform contour and untouched white paper, no cross-hatching no engraving no realistic modeling, no children in frame, warm gentle humor mood <lora:training_7185876-20260927070815457-09s0:1>