[{"_id":"5748a33f00537df24c97c226","lemma":"constraint","pos":"noun","lexicalEntryId":"WktEN_lexicalEntry_40044","senses":[{"label":"","definition":"Something that constrains.","examples":[],"relations":[]},{"label":"mathematics","definition":"A condition that a solution to an optimization problem must satisfy.","examples":[],"relations":[]}]}]