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: Substance abuse , also known as drug abuse , is a patterned use of a drug in which the user consumes the substance in amounts or with methods which are harmful to themselves or others , and is a form of substance-related disorder .

SOLUTION: Substance abuse , or drug abuse , happens when a person uses a drug over and over again , in ways that hurt their health .

PROBLEM: Fukuhara-kyo ̄ ( 福原京 , Capital of Fukuhara ) was the seat of Japan 's Imperial Court , and therefore the capital of the country , for roughly six months in 1180 .

SOLUTION: Fukuhara-kyo ̄ ( 福原京 ) was the Imperial capital of Japan for six months in 1180 .

PROBLEM: GLONASS ( , -RSB- ; , transliteration : ) , or " GLObal NAvigation Satellite System " , is a space-based satellite navigation system operating as part of a radionavigation-satellite service .

SOLUTION:
GLONASS ( " " ) is a radio-based satellite navigation system .