TASK DEFINITION: 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.
PROBLEM: Kornberg made the discovery that signals to the RNA are made by a complex of proteins that they called " mediator " .

SOLUTION: Using this system , Kornberg made the major discovery that transmission of gene regulatory signals to the RNA polymerase machinery is accomplished by an additional protein complex that they dubbed " Mediator " .

PROBLEM: Some people felt it was very important to be included in the encyclopedia .

SOLUTION: This was demonstrated by the fact there were people that felt a driving need to be included in the encyclopedia as a sort of stamp of approval of their importance and position .

PROBLEM: Writer 's block is when a writer loses the ability to write new material .

SOLUTION:
Writer 's block is a condition , primarily associated with writing , in which an author loses the ability to produce new work , or experiences a creative slowdown .