Premise: Even in Kuala Lumpur as modern an urban sprawl as you could imagine, criss-crossed by expressways and bristling with skyscrapers a construction site abandoned a moment too long to the tropical sun and rain will soon sprout a luxuriant growth of lallang ferns and wild creepers.
Hypothesis: Kuala Lumpur is a popular destination due to its urban sprawl and tropical sun and rain. 
Label: neutral