A person may sign_up for a lsat.Logical formLearned from6 sentences. A person may sign_up for (e-mail alerts).Logical formLearned from6 sentences. A website may sign_up for an (email newsletter).Logical formLearned from6 sentences. Persons may sign_up for an account.Logical formLearned from6 sentences. A person may be sign_uped with a company.Logical formLearned from6 sentences. A person may sign_up as a publisher.Logical formLearned from6 sentences. Persons may sign_up for insurance.Logical formLearned from6 sentences. Some persons may sign_up in some days.Logical formLearned from6 sentences. Students may sign_up for a class.Logical formLearned from6 sentences. A male may sign_up for courses.Logical formLearned from6 sentences. Some persons may sign_up for (prescription drug coverage).Logical formLearned from6 sentences. A male may sign_up for a membership.Logical formLearned from6 sentences. Some customers may sign_up for a service.Logical formLearned from6 sentences. A person may sign_up for a fight.Logical formLearned from6 sentences. (Book publishers) may sign_up writers.Logical formLearned from6 sentences.