{"knowledge_schema": {"broad_category": "Organic Chemistry \u2192 Reactions \u2192 Michael Addition", "refinement": "This problem involves identifying the reactants and products of Michael addition reactions, which are characterized by the nucleophilic attack of an enolate on an \u03b1,\u03b2-unsaturated carbonyl compound.", "specific_scope": "The task requires analyzing specific reactions involving dimethyl malonate, methyl (E)-3-(p-tolyl)acrylate, 1-(cyclohex-1-en-1-yl)piperidine, (E)-but-2-enenitrile, and but-3-en-2-one with appropriate bases and solvents.", "goal": "Determine the major products of the given Michael addition reactions based on the provided reactants."}, "summary": "This problem focuses on the Michael addition reactions, where nucleophiles attack \u03b1,\u03b2-unsaturated carbonyl compounds. The task is to identify the reactants and major products of three specific reactions involving various organic compounds. The goal is to analyze the reactions and select the correct products from the provided candidates, which include different derivatives of tricarboxylates, nitriles, and diones."}