Title: Opcional

Text: Siena is a region in Italy that is known for this particular color. It's unclear why artists add an extra "n" to the name. It's an earth pigment and contains iron oxide and manganese oxide. It was produced in this region during the Renaissance and became a staple of later artists' palettes (think Rembrandt). It's one of the first pigments ever used by humans and can be found in many cave paintings. In its natural state it is a yellowish brown and is known as raw sienna. Cada párrafo será una prueba.

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