A person may sign_up for a (chorus class).Logical formLearned from7 sentences. Hundreds of patients may sign_up for guarantees.Logical formLearned from7 sentences. A person may sign_up for training.Logical formLearned from7 sentences. Persons may sign_up in droves.Logical formLearned from7 sentences. Students may sign_up for an appointment.Logical formLearned from7 sentences. A person may sign_up by a month.Logical formLearned from7 sentences. Persons may sign_up girls.Logical formLearned from7 sentences. Articles may sign_up middle of page.Logical formLearned from7 sentences. A person may sign_up for some weeks.Logical formLearned from7 sentences. A US-city may sign_up for benefits.Logical formLearned from7 sentences. A means may sign_up for a (restructuring program).Logical formLearned from7 sentences. Some persons may sign_up on a spot.Logical formLearned from7 sentences. Reds may sign_up to a (peace process).Logical formLearned from7 sentences. Some rebels may sign_up to a (draft letter).Logical formLearned from7 sentences. A group may sign_up to a (ceasefire call).Logical formLearned from7 sentences.