input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Liver is divided into eight segments according to Couinaud's classification based upon   (A) Bile Duct   (B) Poal vein   (C) Hepatic Vein   (D) Hepatic aery
output: ['(B) Poal vein <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Bile Duct  (B) Poal vein  (C) Hepatic Vein  (D) Hepatic aery <> possible answers', "  Liver is divided into eight segments according to Couinaud's classification based upon <> context"]