{
	let: {
		"E": "b-global",
		"F": "b-global"
	},
	
	jobs: {
		"jobc": {
			let: {
				"B": "a-jobc",
				"C": "a-jobc",
				"E": "a-jobc"
			}
		},
		
		"jobd": {
			extend: [ "jobc" ],
			let: {
				"B": "a-jobd",
				"D": "a-jobd"
			}
		},
		
		"jobe": {
			extend: [ "joba" ],
			let: {
				"B": "a-jobe",
				"D": "a-jobe"
			}
		},
		
		"jobf": {
			extend: [ "jobe" ],
			let: {
				"B": "a-jobd",
				"D": "a-jobd"
			}
		}
	}
}