{
  "name": "yield",
  "description": "Returns multiple child nodes or evaluated nodes to the caller",
  "signature": {
    "children": {
      "*": {
        "type": "lambda",
        "description": "Returned child node after descendant expressions are unwrapped",
        "required": false,
        "mode": "SourceLambda",
        "cardinality": "ZeroOrMore",
        "role": "Payload",
        "evaluation": "UnwrapDescendants",
        "projection": "Self"
      }
    },
    "output": {
      "mode": "Lambda",
      "kind": "node-list",
      "description": "Returns child nodes to the caller"
    }
  }
}