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: A doorstop ( also door stopper , door stop or door wedge ) is an object or device used to hold a door open or closed , or to prevent a door from opening too widely .

SOLUTION: A doorstop ( or door stop or doorstopper ) is a tool .

PROBLEM: The J1 League ( Japanese : J1 , Hepburn : J1 Ri gu ) or simply J1 is the top division of the Japan Professional Football League ( Japanese : , Hepburn : Nihon Puro Sakka Ri gu ) and the top professional association football J.League in Japan .

SOLUTION: J1 League is the top grouping of the Japan Professional Football League ( , Nippon Puro Sakka Ri gu ) .

PROBLEM: The Graphics Device Interface ( GDI ) is a Microsoft Windows application programming interface and core operating system component responsible for representing graphical objects and transmitting them to output devices such as monitors and printers .

SOLUTION:
The Graphics Device Interface is an API of Microsoft Windows used for representing graphical objects and transmitting them to output devices , such as printers and monitors .