TASK DEFINITION: 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.
PROBLEM: Oxygen saturation ( symbol S ) is a relative measure of the concentration of oxygen that is dissolved or carried in a given medium as a proportion of the maximal concentration that can be dissolved in that medium .

SOLUTION: Oxygen saturation or dissolved oxygen ( DO ) is a relative measure of the amount of oxygen that is dissolved in a given medium .

PROBLEM: The city is home to Brigham Young University-Idaho ( BYU-Idaho ) , a private institution operated by The Church of Jesus Christ of Latter-day Saints ( LDS Church ) .

SOLUTION: Brigham Young University-Idaho , is based in the city .

PROBLEM: Billy McKee ( ; 12 November 1921 11 June 2019 ) was an Irish republican and a founding member and leader of the Provisional Irish Republican Army ( PIRA ) .

SOLUTION:
Billy McKee ( ; 12 November 1921 11 June 2019 ) was an Irish republican .