{
    "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/cohesive-potential-energy-hexagonal-crystal"
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    "species" {
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    "a" {
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        "source-unit" "angstrom"
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        "source-value" 7.03974395
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    "cohesive-potential-energy" {
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        "source-unit" "eV"
    }
}