input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Most common mediastinal tumor:   (A) Neurogenic tumor   (B) Thymoma   (C) Lymphoma   (D) Bronchogenic cyst
output: ['(A) Neurogenic tumor <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Neurogenic tumor  (B) Thymoma  (C) Lymphoma  (D) Bronchogenic cyst <> possible answers', '  Most common mediastinal tumor: <> context']