input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which type of laser is used in waterlase system?   (A) Argon laser   (B) Diode Laser   (C) Nd:YAG laser   (D) YSGG Laser
output: ['(D) YSGG Laser <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Argon laser  (B) Diode Laser  (C) Nd:YAG laser  (D) YSGG Laser <> possible answers', '  Which type of laser is used in waterlase system? <> context']