Query

{
  "where": "c.region == \"WA\"", 
  "as": [
    "c", 
    "o"
  ], 
  "from": [
    "Customers", 
    "c.orders"
  ], 
  "take": 3, 
  "select": [
    "c.customerId", 
    "o.orderId", 
    "o.orderDate"
  ]
}

Results

{}