{
  "$schema": "http://json-schema.org/anubhavjana/schema#",
  "type": "object",
  "properties": {
    "dag": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "id": {
            "type": "string",
            "pattern": "^(odd-even-action|even-print-action|odd-print-action|prime-check-action)$"
          },
          "properties": {
            "type": "object",
            "properties": {
              "label": {
                "type": "string",
                "pattern": "^(Odd Even Action|Even Print Action|Odd Print Action|Prime Check Action)$"
              },
              "type": {
                "type": "string",
                "pattern": "^(conditional|serial|parallel)$"
              },
              "condition": {
                "type": "object",
                "properties": {
                  "source": {
                    "type": "string",
                    "enum": ["result"]
                  },
                  "operator": {
                    "type": "string",
                    "enum": ["equals"]
                  },
                  "target": {
                    "type": "string",
                    "enum": ["even"]
                  }
                },
                "required": ["source", "operator", "target"],
                "additionalProperties": false
              },
              "next": {
                "type": "string",
                "pattern": "^(prime-check-action|)$"
              },
              "branch_1": {
                "type": "string",
                "pattern": "^(even-print-action|)$"
              },
              "branch_2": {
                "type": "string",
                "pattern": "^(odd-print-action|)$"
              },
              "arguments": {
                "type": "object",
                "properties": {
                  "number": {
                    "type": "integer",
                    "enum": [17]
                  }
                },
                "additionalProperties": false
              }
            },
            "required": ["label", "type", "condition", "next", "branch_1", "branch_2", "arguments"],
            "additionalProperties": false
          }
        },
        "required": ["id", "properties"],
        "additionalProperties": false
      }
    }
  },
  "required": ["dag"],
  "additionalProperties": false
}