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: Butter cakes are traditionally made using a creaming method , in which the butter and sugar are first beaten until fluffy to incorporate air into the butter .

SOLUTION: Butter cakes are often made by beating the butter and sugar until fluffy .

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: Bristol Airport , at Lulsgate Bottom in North Somerset , is the commercial airport serving the city of Bristol , England , and the surrounding area .

SOLUTION:
Bristol Airport , is in Lulsgate Bottom in North Somerset .