{ "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/configuration-cluster-fixed" "instance-id" 1 "species" { "source-value" [ "Si" "Si" "Si" "Si" ] } "unrelaxed-configuration-positions" { "source-unit" "angstrom" "source-value" [ [ 0.08608639 0.538431 2.860344 ] [ 1.041136 2.407951 2.676466 ] [ 1.788037 0.07577381 1.548631 ] [ 2.92783 1.815427 0.7969909 ] ] } "unrelaxed-configuration-forces" { "source-unit" "eV/angstrom" "source-value" [ [ -3.141543 -2.964063 1.321083 ] [ 3.025121 1.309664 -1.836424 ] [ 0.075853 0.232144 0.397658 ] [ 0.040569 1.422255 0.117683 ] ] } "unrelaxed-potential-energy" { "source-unit" "eV" "source-value" -11.240174 } }