Everyone may laugh at jokes.Logical formLearned from13 sentences. Smilings may laugh happiness.Logical formLearned from13 sentences. Everyone may laugh a lot.Logical formLearned from13 sentences. A person may laugh in delight.Logical formLearned from13 sentences. Some persons may laugh at a male.Logical formLearned from13 sentences. A person may laugh in derision.Logical formLearned from13 sentences. A person may laugh at an image.Logical formLearned from13 sentences. Everybody may laugh at persons.Logical formLearned from13 sentences. A professor may laugh.Logical formLearned from13 sentences. A young woman may laugh.Logical formLearned from13 sentences. A male may laugh in a life.Logical formLearned from13 sentences. A US-president may laugh off an attack.Logical formLearned from13 sentences. Persons may laugh some times.Logical formLearned from13 sentences. A patient may laugh.Logical formLearned from12 sentences. Some one may laugh.Logical formLearned from12 sentences.