A lab may test samples.Logical formLearned from12 sentences. Some cyclists may test positive.Logical formLearned from12 sentences. Forensic scientists may test a mixture.Logical formLearned from12 sentences. A striker may test positive.Logical formLearned from12 sentences. A parrot may test positive.Logical formLearned from12 sentences. A fish may be tested.Logical formLearned from12 sentences. A course may be tested.Logical formLearned from12 sentences. An athlete may test positive for steroids.Logical formLearned from12 sentences. Some cow may test positive for mad disease.Logical formLearned from12 sentences. A male may test positive for (cocaine metabolites).Logical formLearned from12 sentences. Some champion may test positive.Logical formLearned from12 sentences. A world-city may test nuclear weapons.Logical formLearned from12 sentences. Scientists may test drugs.Logical formLearned from12 sentences. A market may test lows.Logical formLearned from12 sentences. Some sides may test.Logical formLearned from12 sentences.