Some countries may be sign_uped.Logical formLearned from4 sentences. A male may sign_up a contract.Logical formLearned from4 sentences. Some fans may sign_up in advance.Logical formLearned from4 sentences. A male may sign_up for a poll.Logical formLearned from4 sentences. Some states may sign_up to a court.Logical formLearned from4 sentences. A country may sign_up to an agreement.Logical formLearned from4 sentences. An islamic republic may sign_up to inspections of a program.Logical formLearned from4 sentences. A country may be sign_uped to a project.Logical formLearned from4 sentences. A country may sign_up to a protocol.Logical formLearned from4 sentences. Some persons may be sign_uped for a (holiday trip).Logical formLearned from4 sentences. Some states may sign_up in a world-city.Logical formLearned from4 sentences. A country may sign_up to a resolution.Logical formLearned from4 sentences. Some group may sign_up to a (ceasefire call).Logical formLearned from4 sentences. Some students may sign_up for a course.Logical formLearned from4 sentences. A country may face a cost from sign_upping to monetary union.Logical formLearned from4 sentences.