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]: A chemical property is any of a material 's properties that becomes evident during , or after , a chemical reaction ; that is , any quality that can be established only by changing a substance 's chemical identity .
[EX A]: In chemistry , a property is any aspect of a substance which is only seen by means of a chemical reaction .

[EX Q]: The buildup to the match began on the television premiere of " ECW on Sci Fi " , in which Van Dam was awarded the ECW World Heavyweight Championship ( which later become simply known as ECW World Championship ) by Paul Heyman , thus making Van Dam a double champion , by holding both the ECW and WWE Championships .
[EX A]: The story for the match began on the television premiere of " ECW on Sci-Fi " , when Van Dam was awarded the ECW World Heavyweight Championship by Paul Heyman , making Van Dam a double champion by holding both the ECW and WWE Championship .

[EX Q]: Jan Balstad ( born 16 November 1937 in Oslo ) is a Norwegian labour leader for the Norwegian Confederation of Trade Unions , and a politician for the Labour Party .
[EX A]:
Jan Balstad ( born 16 November 1937 in Oslo ) is a Norwegian politician .