With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jim Carrey was passed over for a part in The Incredible Burt Wonderstone.
text_B: An acoustic tablet , also known as a spark tablet , is a form of graphics tablet that uses sound to locate the position of the stylus within the drawing area .. graphics tablet. graphics tablet. sound. sound. stylus. Stylus ( computing ). The general functionality of acoustic tablets is based on a sound-emitting stylus and microphones that are used to record the sound .. sound. sound. stylus. Stylus ( computing ). The current position of the stylus can be calculated according to the difference in the timing of the recorded sound .. sound. sound. stylus. Stylus ( computing ). The sound can , for example , be a small electrical discharge that is emitted when the stylus is placed near the surface of the tablet .. sound. sound. stylus. Stylus ( computing ). electrical discharge. electrical discharge. Acoustic tablets have a long technological history , as seen from this 1971 patent by Science Accessories Corporation .. Acoustic tablets are a convenient way to make a digitizing tablet for a very large surface area , as in the products .
not_related.