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.

Ex Input:
A language isolate , in the absolute sense , is a natural language with no demonstrable genealogical ( or " genetic " ) relationship with other languages , one that has not been demonstrated to descend from an ancestor common with any other language .

Ex Output:
A language isolate is a language that is not known to be related to any other language .


Ex Input:
The effect of mountain chains on prevailing winds is to carry warm air belonging to the lower region into an upper zone , where it expands in volume at the cost of a proportionate loss of temperature , often accompanied by precipitation in the form of snow or rain .

Ex Output:
The effect of mountain chains on winds is to carry warm air belonging to the lower region into an upper zone , where it expands and loses heat , and drops snow or rain .


Ex Input:
The South Eastern and Chatham Railway Companies Joint Management Committee ( SE & CRCJMC ) , known as the South Eastern and Chatham Railway ( SE & CR ) , was a working union of two neighbouring rival railways , the South Eastern Railway ( SER ) and London , Chatham and Dover Railway ( LC & DR ) , which operated between London and south-east England .

Ex Output:

The South Eastern and Chatham Railway ( SECR ) , was a working union of two neighbouring railways , the South Eastern Railway ( SER ) and London , Chatham and Dover Railway ( LCDR ) , which operated between London and south east England .