{"id":"SYN-002","name":"Separate fused independent clauses","domain":"syntax","layer":"sentence","strength":"hard_constraint","human_logic":"IF adjacent independent clauses have no valid boundary, THEN add a coordinator and punctuation, a semicolon, or a period ELSE retain.","when":{"all":[{"path":"sentence.independent_clause_count","operator":"gte","value":2},{"path":"sentence.valid_boundary_count","operator":"lt","value":1}]},"then":[{"action":"insert","target":"sentence.clause_boundary","options":["comma_plus_coordinator","semicolon","period"]}],"else":[{"action":"retain","target":"current_text","reason":"No triggering condition is present."}],"unless":[],"because":"Clause boundaries keep propositions from collapsing into a run-on.","diagnostics":[],"examples":{},"source_ids":["BK-002","WEB-011"],"laka":{"smallest_sufficient_intervention":true,"primary_axes":["scope","depth","magnitude","reversibility"]},"requires_facts":["sentence.independent_clause_count","sentence.valid_boundary_count"],"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":"WEB-011","title":"Grammar, Punctuation, and Sentence Structure","creator":"Purdue Online Writing Lab","domain":"grammar_reference","type":"University writing resource","note":"Practical mechanics, clause, sentence, punctuation, and style guidance.","url":"https://owl.purdue.edu/owl/general_writing/index.html"}],"defined_in":{"file":"09-syntax-and-sentence-rules.json","title":"Syntax and Sentence Construction Rules","slug":"syntax-and-sentence-rules"}}