{ "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" [ [ 2.462385 1.450975 0.2684659 ] [ 3.060126 2.637643 2.086081 ] [ 2.184778 3.8492 0.5676389 ] [ 4.510071 4.418515 1.324556 ] ] } "unrelaxed-configuration-forces" { "source-unit" "eV/angstrom" "source-value" [ [ -0.550251 0.473813 0.135677 ] [ 2.701959 -1.350289 2.235546 ] [ -0.356298 1.706926 -2.764871 ] [ -1.79541 -0.83045 0.393648 ] ] } "unrelaxed-potential-energy" { "source-unit" "eV" "source-value" -11.290995 } }