Conditions can be positive.Logical formLearned from19 sentences. Middle-distance runner may test positive.Logical formLearned from19 sentences. An athlete may test positive for drugs.Logical formLearned from19 sentences. A (feasibility study) can be positive.Logical formLearned from18 sentences. Some patients may test positive for a virus.Logical formLearned from18 sentences. A talk can be positive.Logical formLearned from18 sentences. The economy can be positive.Logical formLearned from18 sentences. A meeting may achieve positive results.Logical formLearned from18 sentences. An election can be positive.Logical formLearned from18 sentences. Aid can be positive.Logical formLearned from18 sentences. A (press attention) can be positive.Logical formLearned from18 sentences. A suspension can be for testing positive.Logical formLearned from18 sentences. A bond can be positive.Logical formLearned from18 sentences. Reviews of a game can be positive.Logical formLearned from18 sentences. Reviewers can be positive.Logical formLearned from18 sentences.