{
   "output": {
      "address": {
         "value": "Instances: ${aws_instance.web-1.id}, ${aws_instance.web-2.id}, ${aws_instance.web-3.id}, ${aws_instance.web-4.id}"
      }
   },
   "provider": {
      "aws": {
         "access_key": "XXX",
         "region": "us-east-1",
         "secret_key": "YYY"
      }
   },
   "resource": {
      "aws_elb": {
         "web": {
            "availability_zones": [
               "${aws_instance.web-1.availability_zone}",
               "${aws_instance.web-2.availability_zone}",
               "${aws_instance.web-3.availability_zone}",
               "${aws_instance.web-4.availability_zone}"
            ],
            "instances": [
               "${aws_instance.web-1.id}",
               "${aws_instance.web-2.id}",
               "${aws_instance.web-3.id}",
               "${aws_instance.web-4.id}"
            ],
            "listener": {
               "instance_port": 80,
               "instance_protocol": "http",
               "lb_port": 80,
               "lb_protocol": "http"
            },
            "name": "terraform-example-elb"
         }
      },
      "aws_instance": {
         "web-1": {
            "ami": "ami-de7ab6b6",
            "instance_type": "m1.small"
         },
         "web-2": {
            "ami": "ami-de7ab6b6",
            "instance_type": "m1.small"
         },
         "web-3": {
            "ami": "ami-de7ab6b6",
            "instance_type": "m1.small"
         },
         "web-4": {
            "ami": "ami-de7ab6b6",
            "instance_type": "m1.small"
         }
      }
   }
}