How do you determine the correct case for a noun governed by a preposition if that preposition can govern multiple cases depending on the context?

Many Russian prepositions govern different cases depending on the meaning they convey. To determine the correct case, one must analyze the preposition's meaning within the sentence and the overall context. A key factor is whether the preposition expresses location or direction. Prepositions like 'в' (v - in/to) and 'на' (na - on/to) govern the prepositional case when indicating location and the accusative c....