(Security guards) may check a truck.Logical formLearned from7 sentences. Terrorists may be checked.Logical formLearned from7 sentences. A person may check passengers.Logical formLearned from7 sentences. Tests may check for a drug.Logical formLearned from7 sentences. (Bomb experts) may be checked for explosives.Logical formLearned from7 sentences. A person may check packages.Logical formLearned from7 sentences. A foot may be checked.Logical formLearned from7 sentences. A male may be checked at an (infield care center).Logical formLearned from7 sentences. Some sides can be interested in checking.Logical formLearned from7 sentences. Investigators may check (birth records).Logical formLearned from7 sentences. Technicians may check a pad.Logical formLearned from7 sentences. Police may check a car.Logical formLearned from7 sentences. A military may check reports.Logical formLearned from7 sentences. Police may check documents.Logical formLearned from7 sentences. The police may check identities of a number of employees.Logical formLearned from7 sentences.