In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

Masonry is the building of structures from individual units laid in and bound together by mortar .
Masonry is the building of structures from individual units , which are often laid in and bound together by mortar ; the term " masonry " can also refer to the units themselves .

The Crown agreed that Her Majesty 's Government would not try to take over any part of the Egba Nation without the permission of the lawful Authority of the nation .
The Crown agreed that " no annexation on any portion of Egba Nation shall be made by her Majesty 's Government without the consent of the lawful authorities of the nation , no aggressive action shall be taken against the said nation and its independence shall be fully recognized . "

The exact cause of bipolar disorder is unknown .

The causes of bipolar disorder likely vary between individuals and the exact mechanism underlying the disorder remains unclear .

