input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Muscles of mastication are supplied by:   (A) Second part of maxillary artery   (B) Third part of maxillary artery   (C) First part of maxillary artery   (D) Facial artery
output: ['(A) Second part of maxillary artery <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Second part of maxillary artery  (B) Third part of maxillary artery  (C) First part of maxillary artery  (D) Facial artery <> possible answers', '  Muscles of mastication are supplied by: <> context']