input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Ex-Press glaucoma implant is made up of?   (A) Silicone   (B) Titanium   (C) Gold   (D) Stainless steel
output: ['(D) Stainless steel <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Silicone  (B) Titanium  (C) Gold  (D) Stainless steel <> possible answers', '  Ex-Press glaucoma implant is made up of? <> context']