{"id":"PUN-011","name":"Apostrophe marks possession or omission","domain":"punctuation","layer":"word","strength":"hard_constraint","human_logic":"IF an apostrophe is present, THEN verify that it marks possession, contracted omission, or a declared special style ELSE remove it.","when":{"path":"token.contains_apostrophe","operator":"eq","value":true},"then":[{"action":"verify","target":"token.apostrophe_function","allowed":["possession","contraction","declared_style_exception"]},{"action":"delete","target":"token.apostrophe","when":"no_allowed_function"}],"else":[{"action":"retain","target":"current_text","reason":"No triggering condition is present."}],"unless":[],"because":"Apostrophes do not ordinarily form simple plurals.","diagnostics":[],"examples":{},"source_ids":["BK-002","BK-009","BK-039"],"laka":{"smallest_sufficient_intervention":true,"primary_axes":["scope","depth","magnitude","reversibility"]},"requires_facts":["token.contains_apostrophe"],"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"}}