Interventions may be tested.Logical formLearned from16 sentences. Research may test a hypothesis.Logical formLearned from16 sentences. Some sheep may test positive.Logical formLearned from16 sentences. A syringe can be for testing in a laboratory.Logical formLearned from16 sentences. Some configurations may be tested.Logical formLearned from16 sentences. Toys may be tested.Logical formLearned from16 sentences. Samples may test positive for a virus.Logical formLearned from16 sentences. A compound may be tested as a treatment.Logical formLearned from16 sentences. Some persons may test positive for exposure.Logical formLearned from16 sentences. A letter may test positive for (anthrax spores).Logical formLearned from16 sentences. A male may test positive for (cocaine use).Logical formLearned from16 sentences. An urine may test positive.Logical formLearned from16 sentences. Others may be tested.Logical formLearned from16 sentences. A cyclist may test positive.Logical formLearned from16 sentences. A female may test positive for a substance.Logical formLearned from16 sentences.