sample.yaml

---
# Some more definitions above...
    -
        type: ezselection
        name: Abstract Position
        identifier: abstract_position
        required: true
        default-value: left
        field-settings:
            isMultiple: true
            options: [ left, middle, right ]
    -
        type: ezselection
        name: Abstract Style (not applicable to position middle)
        identifier: abstract_style
        required: true
        field-settings:
            isMultiple: true
            options:
                - blue_box: "Blue box and white text"
                - white_box: "White box and blue text"