{
  "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" [
      [
        2.552366 
        2.790577 
        1.400768
      ] 
      [
        4.832027 
        4.629643 
        2.441187
      ] 
      [
        3.731481 
        4.141612 
        0.1894686
      ] 
      [
        3.770236 
        3.222941 
        3.734361
      ]
    ]
  } 
  "unrelaxed-configuration-forces" {
    "source-unit" "eV/angstrom" 
    "source-value" [
      [
        0.526721 
        -0.031612 
        2.290301
      ] 
      [
        -0.783192 
        -0.123489 
        -1.901856
      ] 
      [
        1.290163 
        1.277753 
        -0.682918
      ] 
      [
        -1.033693 
        -1.122653 
        0.294473
      ]
    ]
  } 
  "unrelaxed-potential-energy" {
    "source-unit" "eV" 
    "source-value" -10.626623
  }
}