Disambiguation evidence for Baldwin I of Constantinople via surface form

"Baldwin VI of Hainaut (Baldwin I of Constantinople)"

Triples (1)

Triples where some other subject referred to this entity as "Baldwin VI of Hainaut (Baldwin I of Constantinople)".

Isabeau of Hainaut → sibling →
"Baldwin VI of Hainaut (Baldwin I of Constantinople)"
↳ resolves to Baldwin I of Constantinople
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