[
    {
        "expr": "Employee@$e.(Contact)[ssn = $e.SSN].{ 'name': $e.(FirstName & ' ' & Surname), 'phone': Phone[type='mobile'].number }",
        "dataset": "employees",
        "bindings": {},
        "result": [
            {
                "name": "Fred Smith",
                "phone": "077 7700 1234"
            },
            {
                "name": "Darren Cruse",
                "phone": "315 782 9279"
            },
            {
                "name": "Hugh Jones"
            },
            {
                "name": "Hugh Jones"
            },
            {
                "name": "Hugh Jones",
                "phone": "07735 853535"
            }
        ]
    },
    {
        "expr": "Employee@$e.(Contact)[ssn = $e.SSN]{ $e.FirstName: Phone[type='mobile'].number }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Fred": "077 7700 1234",
            "Darren": "315 782 9279",
            "Hugh": "07735 853535"
        }
    },
    {
        "expr": "Employee@$e.Contact@$c[$c.ssn = $e.SSN]{ $e.(FirstName & ' ' & Surname): $join($c.Phone.number, ', ') }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Fred Smith": "0203 544 1234, 01962 001234, 077 7700 1234",
            "Darren Cruse": "3146458343, 315 782 9279",
            "Hugh Jones": "0280 564 6543, 0280 864 8643, 07735 853535"
        }
    },
    {
        "expr": "Employee@$e.Contact@$c[$c.ssn = $e.SSN]{ $e.(FirstName & ' ' & Surname): $c.Phone[type != 'home'].number ~> $join(', ') }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Fred Smith": "01962 001234, 077 7700 1234",
            "Darren Cruse": "315 782 9279",
            "Hugh Jones": "0280 864 8643, 07735 853535"
        }
    },
    {
        "expr": "Employee@$e.Contact@$c[$c.ssn = $e.SSN]{ $e.(FirstName & ' ' & Surname): $c.Phone[type != 'home'].number }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Fred Smith": [
                "01962 001234",
                "077 7700 1234"
            ],
            "Darren Cruse": "315 782 9279",
            "Hugh Jones": [
                "0280 864 8643",
                "07735 853535"
            ]
        }
    },
    {
        "expr": "Employee@$e.Contact@$c[$c.ssn = $e.SSN]{ $e.(FirstName & ' ' & Surname): $c.Phone[type != 'home'].number[] }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Fred Smith": [
                "01962 001234",
                "077 7700 1234"
            ],
            "Darren Cruse": [
                "315 782 9279"
            ],
            "Hugh Jones": [
                "0280 864 8643",
                "07735 853535"
            ]
        }
    },
    {
        "expr": "Employee@$e.Contact@$c[$c.ssn = $e.SSN]{ $e.FirstName: $c.Phone.number }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Fred": [
                "0203 544 1234",
                "01962 001234",
                "077 7700 1234"
            ],
            "Darren": [
                "3146458343",
                "315 782 9279"
            ],
            "Hugh": [
                "0280 564 6543",
                "0280 864 8643",
                "07735 853535"
            ]
        }
    },
    {
        "expr": "Employee@$e^($e.Surname).Contact@$c[$e.SSN=$c.ssn].{ 'name': $e.Surname, 'phone': $c.Phone.number }",
        "dataset": "employees",
        "bindings": {},
        "result": [
            {
                "name": "Cruse",
                "phone": [
                    "3146458343",
                    "315 782 9279"
                ]
            },
            {
                "name": "Jones",
                "phone": "0280 564 6543"
            },
            {
                "name": "Jones",
                "phone": "0280 864 8643"
            },
            {
                "name": "Jones",
                "phone": "07735 853535"
            },
            {
                "name": "Smith",
                "phone": [
                    "0203 544 1234",
                    "01962 001234",
                    "077 7700 1234"
                ]
            }
        ]
    },
    {
        "expr": "Employee@$e^($e.FirstName).Contact@$c[$e.SSN=$c.ssn].{ 'name': $e.Surname, 'phone': $c.Phone.number }",
        "dataset": "employees",
        "bindings": {},
        "result": [
            {
                "name": "Cruse",
                "phone": [
                    "3146458343",
                    "315 782 9279"
                ]
            },
            {
                "name": "Smith",
                "phone": [
                    "0203 544 1234",
                    "01962 001234",
                    "077 7700 1234"
                ]
            },
            {
                "name": "Jones",
                "phone": "0280 564 6543"
            },
            {
                "name": "Jones",
                "phone": "0280 864 8643"
            },
            {
                "name": "Jones",
                "phone": "07735 853535"
            }
        ]
    },
    {
        "expr": "Employee@$e.Contact@$c[$e.SSN=$c.ssn]{ $e.Surname: $c.Phone.number^($) }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Smith": [
                "01962 001234",
                "0203 544 1234",
                "077 7700 1234"
            ],
            "Cruse": [
                "3146458343",
                "315 782 9279"
            ],
            "Jones": [
                "0280 564 6543",
                "0280 864 8643",
                "07735 853535"
            ]
        }
    },
    {
        "expr": "Employee@$e.Contact@$c[$e.SSN=$c.ssn]{ $e.Surname: $c.Phone.number^(>$) }",
        "dataset": "employees",
        "bindings": {},
        "result": {
            "Smith": [
                "077 7700 1234",
                "0203 544 1234",
                "01962 001234"
            ],
            "Cruse": [
                "315 782 9279",
                "3146458343"
            ],
            "Jones": [
                "07735 853535",
                "0280 864 8643",
                "0280 564 6543"
            ]
        }
    },
    {
        "expr": "$@$i",
        "data": [1,2,3],
        "bindings": {},
        "result": [1,2,3]
    }
]