title: 'YSLD Cook Book: Attribute-based polygon'
feature-styles:
- name: name
  rules:
  - name: SmallPop
    title: Less Than 200,000
    filter: ${pop < '200000'}
    symbolizers:
    - polygon:
        fill-color: '#66FF66'
  - name: MediumPop
    title: 200,000 to 500,000
    filter: ${pop >= '200000' AND pop < '500000'}
    symbolizers:
    - polygon:
        fill-color: '#33CC33'
  - name: LargePop
    title: ${Greater Than 500,000}
    filter: pop > '500000'
    symbolizers:
    - polygon:
        fill-color: '#009900'