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: On the Fahrenheit scale , water freezes at 32 ° and boils at 212 ° .

SOLUTION: On the Fahrenheit scale , the freezing point of water is 32 degrees Fahrenheit ( ° F ) and the boiling point is 212 ° F ( at standard atmospheric pressure ) .

PROBLEM: A Horn clause with exactly one positive literal is a definite clause ; a definite clause with no negative literals is sometimes called a “ fact ” ; and a Horn clause without a positive literal is sometimes called a goal clause .

SOLUTION: A Horn clause with exactly one positive literal is a definite clause or a strict Horn clause ; a definite clause with no negative literals is sometimes called a unit clause , and a unit clause without variables is sometimes called a fact ; and a Horn clause without a positive literal is sometimes called a goal clause ( note that the empty clause consisting of no literals is a goal clause ) .

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 " .