input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Most suitable pontic for maxillary posterior area   (A) Trupontic or long pin pontic   (B) Sanitary pontic   (C) Flat back pontic with porcelain facing   (D) Pin facing pontic
output: ['(A) Trupontic or long pin pontic <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Trupontic or long pin pontic  (B) Sanitary pontic  (C) Flat back pontic with porcelain facing  (D) Pin facing pontic <> possible answers', '  Most suitable pontic for maxillary posterior area <> context']