In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

Example Input: The Seychelles Parakeet " ( Psittacula wardi ) " is an extinct bird .
Example Output: The Seychelles parakeet or Seychelles island parrot ( " Psittacula wardi " ) is an extinct species of parrot that was endemic to the Seychelles group in the Indian Ocean .

Example Input: Bullet-proof glass , or bullet-resistant glass , is a type of strong , clear material that resists bullets .
Example Output: Bulletproof glass ( ballistic glass , transparent armor , and bullet-resistant glass ) is a strong and optically transparent material that is particularly resistant to penetration by projectiles .

Example Input: A webcast is a type of media file used on the Internet .
Example Output:
A webcast is a media presentation distributed over the Internet using streaming media technology to distribute a single content source to many simultaneous listeners / viewers .