{"id":"solid-enables-gof-ecosystem","text":"The SOLID dependency chain (LSP→DIP→OCP) serves as the theoretical prerequisite for the GoF pattern ecosystem: behavioral substitutability (LSP) validates interface inheritance, which enables abstract coupling, which is the shared mechanism underlying Observer, Strategy, State, and the other composition-based GoF patterns — meaning SOLID is not merely compatible with GoF but causally necessary for it.","truth_value":"OUT","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["lsp-dip-ocp-dependency-chain","interface-inheritance-enables-pattern-ecosystem"],"outlist":[],"label":"The SOLID causal chain provides exactly the guarantees that interface-inheritance-based pattern flexibility depends on"}],"dependents":["enabling-stack-theory-and-mechanism","solid-grounds-composition-paradigm"],"metadata":{"source_type":"derived","review_result":"pass"},"created_at":"2026-06-17T17:57:39+00:00","updated_at":"2026-06-17T20:39:50+00:00","reviewed_at":"2026-06-17T20:39:50+00:00","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"solid-enables-gof-ecosystem","truth_value":"OUT","reason":"SL justification invalid","failed_antecedents":["interface-inheritance-enables-pattern-ecosystem"],"label":"The SOLID causal chain provides exactly the guarantees that interface-inheritance-based pattern flexibility depends on"}]}}