input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Treatment of solitary langerhans histiocytoma of mandible is by   (A) Curettage   (B) Radiotherapy   (C) No treatment required   (D) Chemotherapy
output: ['(A) Curettage <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Curettage  (B) Radiotherapy  (C) No treatment required  (D) Chemotherapy <> possible answers', '  Treatment of solitary langerhans histiocytoma of mandible is by <> context']