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.

[EX Q]: More importantly , the discovery of celestial bodies orbiting something other than the Earth dealt a blow to the then-accepted Ptolemaic world system .
[EX A]: More importantly , the discovery of celestial bodies orbiting something other than Earth dealt a blow to the then-accepted Ptolemaic world system , which held that Earth was at the center of the universe and all other celestial bodies revolved around it .

[EX Q]: A game controller is a device used to play video games .
[EX A]: A game controller , or simply controller , is an input device used with video games or entertainment systems to provide input to a video game , typically to control an object or character in the game .

[EX Q]: When rainbands near frontal zones get close to steep mountains , a low-level barrier jet stream forms parallel to and just before the mountain ridge .
[EX A]:
When bands of precipitation near frontal zones approach steep topography , a low-level barrier jet stream forms parallel to and just prior to the mountain ridge , which slows down the frontal rainband just prior to the mountain barrier .