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Country
First level of information in this system.
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Region
Large geographical area that can be a district or an administrative zone
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Site
Location including one or several engraved and/or painted rocks
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Zone
A site can be constituted of a single or several zones.
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Boulder
The physical support for rock art, it can be a block, rock wall or slab.
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Locus
It names the specific engraved surface on a rock. A rock can have several locus.
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Scene
Indicates a spatial proximity and connection between two or more petroglyphs
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Petroglyph
An anthropic mark, the smallest unit in this system.
