input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** The base of an X-ray film is composed of:   (A) Polyester   (B) Gelatin   (C) Nylon   (D) Bromide
output: ['(A) Polyester <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Polyester  (B) Gelatin  (C) Nylon  (D) Bromide <> possible answers', '  The base of an X-ray film is composed of: <> context']