input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Lymph from lower lip-middle part drains directly into:   (A) Submandibular nodes   (B) Submental nodes   (C) Sublingual nodes   (D) Preauricular nodes
output: ['(B) Submental nodes <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Submandibular nodes  (B) Submental nodes  (C) Sublingual nodes  (D) Preauricular nodes <> possible answers', '  Lymph from lower lip-middle part drains directly into: <> context']