TASK DEFINITION: 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.
PROBLEM: Bullet-proof glass , or bullet-resistant glass , is a type of strong , clear material that resists bullets .

SOLUTION: 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 .

PROBLEM: The " Geographical Names Act , 1966 " , gives the Board the right to name places , and to find out and decide on the form , spelling , meaning , pronunciation , origin and history of any geographical name .

SOLUTION: The " Geographical Names Act , 1966 " , empowers the board to assign names to places , to investigate and determine the form , spelling , meaning , pronunciation , origin and history of any geographical name and the application of such name with regard to position , extent or otherwise .

PROBLEM: In cryptography , a Feistel cipher is a symmetric structure used in the construction of block ciphers , named after the German IBM cryptographer ; it is also commonly known as a Feistel network .

SOLUTION:
In cryptography , a Feistel cipher is a symmetric structure used in the construction of block ciphers , named after the German-born physicist and cryptographer Horst Feistel who did pioneering research while working for IBM ( USA ) ; it is also commonly known as a Feistel network .

