A person may sign a form.Logical formLearned from111 sentences. A president may sign a treaty.Logical formLearned from110 sentences. A person may sign contracts.Logical formLearned from110 sentences. An agreement may be signed between some countries.Logical formLearned from110 sentences. A country may sign with countries.Logical formLearned from109 sentences. A male may sign papers.Logical formLearned from109 sentences. A person may sign an extension.Logical formLearned from109 sentences. A male may sign a female.Logical formLearned from109 sentences. Some sides may sign a memorandum of understanding.Logical formLearned from109 sentences. A president may sign an executive order.Logical formLearned from109 sentences. A world-city may sign agreements.Logical formLearned from108 sentences. Some countries may sign an agreement.Logical formLearned from106 sentences. A memorandum may be signed.Logical formLearned from106 sentences. Persons may sign agreements.Logical formLearned from105 sentences. A US-city may be signed.Logical formLearned from105 sentences.