a sentence containing a subordinate clause or clauses or you can also say its a complex sentence contains an independent clause and at least one dependent clause.
The purpose of a paragraph is to express a speaker's thoughts on a particular point in a clear way that is unique and specific to that paragraph.
Petrie 3
Egypt. Kissinger 4
Weigall 1
Egypt a study 5
Roman 2
Tyldoswly 7
Britannica inc 6