Simplify the following rational expression. 
Definitions:
Quito
The capital city of Ecuador, known for its well-preserved historical center and high elevation.
Ecuador
A country on the northwestern coast of South America, known for its diverse landscape encompassing Amazon jungle, Andean highlands, and the wildlife-rich Galápagos Islands.
Proposition
A statement or assertion that expresses a judgment or opinion, which can be either true or false.
Statement
A sentence or expression that can be classified as either true or false.
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