Bombs may be concealed on some regional trains.Logical formLearned from4 sentences. Explosives may be concealed in a case.Logical formLearned from4 sentences. A bomb may be concealed in a truck.Logical formLearned from4 sentences. Doctors may be concealed.Logical formLearned from4 sentences. A predecessor may conceal a (cancer diagnosis).Logical formLearned from4 sentences. Evidence may be concealed.Logical formLearned from4 sentences. Explosives may be concealed in a sack.Logical formLearned from4 sentences. A coat may conceal a form.Logical formLearned from4 sentences. A (roadside bomb) may be concealed in a handcart.Logical formLearned from4 sentences. A device may be concealed in a handcart.Logical formLearned from4 sentences. Bank may be concealed.Logical formLearned from4 sentences. A government may conceal a truth.Logical formLearned from4 sentences. A pair may be concealed.Logical formLearned from4 sentences. Leaders may conceal efforts.Logical formLearned from4 sentences. A mine may be concealed under a (speed bump).Logical formLearned from4 sentences.