{"id":"gof-mvc-uses-observer-composite-strategy","text":"The main design pattern relationships in MVC are Observer (model-view subscribe/notify), Composite (nested views via CompositeView), and Strategy (view-controller relationship).","truth_value":"IN","source":"entries/2026/06/17/gof-oo-chunk-2.md","source_url":"","source_hash":"","justifications":[],"dependents":["mvc-as-pattern-composition-exemplar"],"metadata":{"last_premise_reviewed":"2026-06-17T18:19:22","premise_review_result":"pass"},"created_at":"2026-06-17T17:04:08+00:00","updated_at":"2026-06-17T17:04:08+00:00","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"gof-mvc-uses-observer-composite-strategy","truth_value":"IN","reason":"premise"}]}}