Disambiguation evidence for Christy Mathewson via surface form

"Christy Mathewson was a leading pitcher during the era"

Triples (1)

Triples where some other subject referred to this entity as "Christy Mathewson was a leading pitcher during the era".

Dead-ball era → notablePlayerContext →
"Christy Mathewson was a leading pitcher during the era"
↳ resolves to Christy Mathewson
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