{"id":"gof-visitor-no-common-parent-required","text":"Unlike iterators, Visitor can operate on objects that do not share a common parent class.","truth_value":"IN","source":"entries/2026/06/17/gof-oo-chunk-21.md","source_url":"","source_hash":"","justifications":[],"dependents":["visitor-dual-hierarchy-enables-structural-independence","visitor-heterogeneous-advantage-encapsulation-contingent","visitor-heterogeneous-traversal-generalizes-iterator-abstraction","visitor-maximally-unconstrained-operation-extension","visitor-structural-independence-safely-applicable","visitor-structure-independent-operations","visitor-unconstrained-extension-encapsulation-bounded"],"metadata":{"last_premise_reviewed":"2026-06-17T18:19:22","premise_review_result":"pass"},"created_at":"2026-06-17T21:30:27+00:00","updated_at":"2026-06-17T21:30:27+00:00","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"gof-visitor-no-common-parent-required","truth_value":"IN","reason":"premise"}]}}