A substance may be tested.Logical formLearned from74 sentences. A person may test positive.Logical formLearned from74 sentences. Some patients may test positive.Logical formLearned from74 sentences. Equipment may be tested.Logical formLearned from74 sentences. A study may test a hypothesis.Logical formLearned from74 sentences. A world-city may test.Logical formLearned from74 sentences. A male may test positive for steroids.Logical formLearned from74 sentences. Researcher may test.Logical formLearned from73 sentences. Subjects may be tested.Logical formLearned from73 sentences. Cyclist may test positive.Logical formLearned from73 sentences. A cow may test positive for mad disease.Logical formLearned from73 sentences. A friendship may be tested.Logical formLearned from72 sentences. An unit may be tested.Logical formLearned from72 sentences. Animals may be tested.Logical formLearned from71 sentences. Someone may test positive.Logical formLearned from70 sentences.