11/24 starting-position score
Strongest documented signals: Elite institution pipeline, Frontier geography, Dedicated mentor / coach.
Describes the starting position, not what the person later made of it.
Born in Beijing, China, to ordinary working-class parents; her mother was a clerk and her father an ordinary worker, with no family sports background.
Retired from professional table tennis in 2009; considered one of the greatest female table tennis players in history with 4 Olympic golds and 19 World Championship medals; married and living in China.
Strongest documented signals: Elite institution pipeline, Frontier geography, Dedicated mentor / coach.
Describes the starting position, not what the person later made of it.
Strongest observed levers:Domain proximity, Started serious reps before 20, Prior reps.
Measures what was present, not whether it was inherited, earned, self-built, external, or mixed.
The timeline below shows the sequence of work and transitions around the selected early milestone. It is evidence of a path, not proof that every step was necessary.
Legendary or globally iconic career standing. The tier summarizes documented career recognition through the data cutoff—not Zhang Yining's worth or future potential.
Question four · where did the leverage come from?
Each non-zero lever gets a best-supported origin, evidence signals, and confidence. Unresolved is the honest default when the biography cannot distinguish self-built, advantage-enabled, earned, external, or mixed.
One or more documented starting advantages plausibly enabled this lever.
One or more documented starting advantages plausibly enabled this lever.
One or more documented starting advantages plausibly enabled this lever.
One or more documented starting advantages plausibly enabled this lever.
One or more documented starting advantages plausibly enabled this lever.
One or more documented starting advantages plausibly enabled this lever.
One or more documented starting advantages plausibly enabled this lever.
One or more documented starting advantages plausibly enabled this lever.
A structural wave is external to the person, even when their position improved access to it.
This is a bounded inference from the current annotations—not a claim about private effort, merit, or the percentage of Zhang Yining's outcome attributable to any origin.
Structural luck, Encounter luck, Event luck, Outcome variance can change every arrow in the path. This successful-only dataset cannot observe the near-identical paths that did not break through, so luck stays visible and unscored.
Multiplying capacity documented later in the path. Measures what was present, not whether it was inherited, earned, self-built, external, or mixed.
Access or conditions documented near the beginning of the path. Zero means "no clear evidence in reviewed sources," not "advantage was absent."
Born in Beijing to ordinary working-class parents; her mother Wang Fengying was a clerk and her father was also an ordinary worker. Her uncle served as her first table tennis coach and was instrumental in her early development.
No family domain advantage in sports; parents were ordinary workers with no sports background. Her uncle, though not a professional coach, provided foundational training.
Zhang was born to ordinary working-class parents in Beijing with no sports background. Her uncle introduced her to table tennis at age 5 and served as her first coach, driving her daily across three districts to train. She joined the Beijing team at 11 under coach Li Jun, who became her long-term mentor. The Chinese national table tennis pipeline provided elite training, competition, and team infrastructure from an early age. She reached the national team by 14, won her first international title at 17, and became world #1 at 21. Her early specialization and the Chinese sports system's concentration of resources were dominant advantages.
advantage confidence: Medium · source count: 4 · audit: not_independently_audited · status: subagent_researched_beta