{
  "Type": "AWS::EMR::Cluster",
  "Properties": {
    "Instances": {
      "MasterInstanceGroup": {
        "InstanceCount": 1,
        "InstanceType": "m3.xlarge",
        "Market": "ON_DEMAND",
        "Name": "Master"
      },
      "CoreInstanceGroup": {
        "InstanceCount": 2,
        "InstanceType": "m3.xlarge",
        "Market": "ON_DEMAND",
        "Name": "Core"
      },
      "TerminationProtected" : true
    },
    "Name": "TestCluster",
    "JobFlowRole" : "EMR_EC2_DefaultRole",
    "ServiceRole" : "EMR_DefaultRole",
    "ReleaseLabel" : "emr-4.2.0",
    "Tags": [
      {
        "Key": "IsTest",
        "Value": "True"
      }
    ]
  }
}