{"id":"expert-governed-variation-management","text":"Expert OO design achieves governed variation: SOLID's unification of variation management and expert judgment provides the governance framework while the four-dimensional modification space provides the complete territory that judgment must navigate, yielding design that is both systematically flexible and principled.","truth_value":"OUT","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["solid-judgment-spans-modification-space","solid-unifies-variation-and-judgment"],"outlist":[],"label":"Depth-8 — merging judgment's coverage (depth-7) with SOLID's unification of variation and judgment (depth-7) closes the loop between what must be governed and the mechanism that governs it"}],"dependents":[],"metadata":{"source_type":"derived","review_result":"invalid"},"created_at":"2026-06-17T19:12:32+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":"expert-governed-variation-management","truth_value":"OUT","reason":"SL justification invalid","failed_antecedents":["solid-unifies-variation-and-judgment"],"label":"Depth-8 — merging judgment's coverage (depth-7) with SOLID's unification of variation and judgment (depth-7) closes the loop between what must be governed and the mechanism that governs it"}]}}