In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

[EX Q]: In January 1905 , the institution of the City Governor , or Mayor , was officially introduced in Moscow , and Alexander Adrianov became Moscow 's first official mayor .
[EX A]: In January 1905 , Alexander Adrianov became Moscow ’ s first mayor .

[EX Q]: From the 17th to the mid-20th century , French served as the pre-eminent international language of diplomacy and international affairs as well as a lingua franca among the educated classes of Europe .
[EX A]: French was the language of diplomacy and culture in Europe between the 17th and 19th century and is still widely used .

[EX Q]: As the luminosity of stars increases greatly with mass , the luminosity of hypergiants often lies very close to the Eddington limit , which is the luminosity at which the radiation pressure expanding the star outward equals the force of the star 's gravity collapsing the star inward .
[EX A]:
As luminosity of stars increases greatly with mass , the luminosity of hypergiants often lies very close to the Eddington limit .