TASK DEFINITION: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
PROBLEM: that is because real estate , businesses and other assets in the underground economies of the third world can not be used as collateral to raise capital to finance industrial and commercial expansion.

SOLUTION: in the underground economies of the third world real estate , business and other assets can not be used to raise fiscal capital.

PROBLEM: therefore , these pdfs can not be distributed without further manipulation if they contain images.

SOLUTION: if the pdfs contain pictures , they can not be shared unless they are changed.

PROBLEM: at the height of its glory , ani had a population of 100,000 - 200,000 people and was the rival of constantinople , baghdad and cairo.

SOLUTION:
at it 's height , ani had a pipulation of 100,000 - 200,000 and rivaled constantinople , baghdad and cairo.