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.

Today similar flare stars are classified as UV Ceti type variable stars ( using the abbreviation UV ) in variable star catalogs such as the General Catalogue of Variable Stars .
Today similar flare stars are classified as UV Ceti type variable stars in variable star catalogs .

From 1921 to 1944 , Tuva constituted a sovereign , independent nation under the name of Tannu Tuva , officially , the Tuvan People 's Republic , or the People 's Republic of Tannu Tuva .
From 1921 to 1944 , Tuva was a separate country called Tannu-Tuva .

In 1995 , Oracle Systems Corporation changed its name to Oracle Corporation , officially named Oracle , but sometimes referred to as Oracle Corporation , the name of the holding company .

In 1995 , Oracle Systems Corporation changed its name to Oracle Corporation .

