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Infographic titled “Sprint Phases Timeline” showing four running silhouettes and captions: Start (blocks/first steps) with ~45° shin angle and explosive forward lean; Early Acceleration with 60°–50° shin angle, strong forward lean and driving stride; Late Acceleration/Transition with 60°–70° angle, longer steps and increasing frequency; and Maximum Velocity with upright vertical posture and minimal contact times, accompanied by a small force-orientation graph across the phases.

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