{"id":"PUN-009","name":"Semicolons clarify complex series","domain":"punctuation","layer":"sentence","strength":"context_default","human_logic":"IF list items contain internal commas, THEN separate top-level items with semicolons ELSE use commas.","when":{"all":[{"path":"series.item_count","operator":"gte","value":3},{"path":"series.items_contain_commas","operator":"eq","value":true}]},"then":[{"action":"replace","target":"series.top_level_separator","value":";"}],"else":[{"action":"retain","target":"series.top_level_separator","preferred":","}],"unless":[],"because":"Distinct separator levels make hierarchy visible.","diagnostics":[],"examples":{},"source_ids":["BK-002","BK-009","BK-039"],"laka":{"smallest_sufficient_intervention":true,"primary_axes":["scope","depth","magnitude","reversibility"]},"requires_facts":["series.item_count","series.items_contain_commas"],"tests":[],"sources":[{"id":"BK-002","title":"The Blue Book of Grammar and Punctuation","creator":"Jane Straus; Lester Kaufman","domain":"grammar_reference","type":"Book","note":"Accessible grammar, punctuation, examples, and exercises.","url":null},{"id":"BK-009","title":"Eats, Shoots & Leaves","creator":"Lynne Truss","domain":"punctuation","type":"Book","note":"Punctuation and the effect of marks on meaning.","url":null},{"id":"BK-039","title":"The Chicago Manual of Style","creator":"The University of Chicago Press Editorial Staff","domain":"editorial_style","type":"Book","note":"Comprehensive editorial style, grammar, documentation, and publishing.","url":null}],"defined_in":{"file":"08-punctuation-rules.json","title":"Punctuation as Meaning and Boundary","slug":"punctuation-rules"}}