{"id":"command-memento-token-objects","text":"Command and Memento are both token objects passed as arguments: Command represents a request and is polymorphic (with an Execute operation), while Memento represents internal state and has a narrow interface with no polymorphic operations.","truth_value":"IN","source":"entries/2026/06/17/gof-oo-chunk-22.md","source_url":"","source_hash":"","justifications":[],"dependents":["command-memento-state-capture-family"],"metadata":{"last_premise_reviewed":"2026-06-17T18:19:22","premise_review_result":"overgeneralized","repair_action":"rewritten"},"created_at":"2026-06-17T17:04:08+00:00","updated_at":"2026-06-17T22:52:58+00:00","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"command-memento-token-objects","truth_value":"IN","reason":"premise"}]}}