Disambiguation evidence for empress dowager of Eastern Han via surface form

"Empress Dowager Guo (mother of Emperor Guangwu)"

Triples (1)

Triples where some other subject referred to this entity as "Empress Dowager Guo (mother of Emperor Guangwu)".

Empress Guo Shentong → motherInLaw →
"Empress Dowager Guo (mother of Emperor Guangwu)"
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