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.

Example Input: The four temperament theory is a proto-psychological theory which suggests that there are four fundamental personality types : sanguine , choleric , melancholic , and phlegmatic .
Example Output: The temperaments are " sanguine " , " choleric " , " melancholy " , and " phlegmatic " .

Example Input: In the aftermath of the 1990 Treaty on the Final Settlement with Respect to Germany , the Oder-Neisse line was reaffirmed without any reservation with the German-Polish Border Treaty , signed on 14 November 1990 by re-united Germany and Poland .
Example Output: The Oder-Neisse line was reaffirmed by a reunited Germany in the German-Polish Border Treaty , signed on 14 November 1990 .

Example Input: In protists , vacuoles have the additional function of storing food which has been absorbed by the organism and assisting in the digestive and waste management process for the cell .
Example Output:
In protists , vacuoles also store and help digest food that the protist ate .