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≈ Reconstructed person · research hypothesis

Abraham de Graaff

observed 1653–1659possible birth 1589–16397 observations2 name variantsmedium confidence

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Why are these mentions grouped?

Name normalization or a strong historical spelling match and compatible chronology support this grouping. Less distinctive names require narrower time windows or recurring relationships.

Method code: fuzzy-name+adaptive-chronology-v2

Observed name forms: Abraham de Graaff · Abraham De Graeff

Supporting registrations

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