public featureModel OSL {
	Document[1] (
		[2] (
			Sheet[1..*] (
				[6] (
					Tab (
						[3] (
							VerticalAlignment[1] (
								Position[1] : string{top,bottom,center},
								Margin : integer
							),
							HorizontalAlignment[1] (
								Pos[1] : string{left,right,center},
								Margin : float
							),
							Text (
								LineCount[1] : integer[0..*],
								BackSide[1] : boolean,
								Rotate : boolean,
								Color[1] : boolean
							)
						),
						Orientation[1] : string{horizontalLeft,horizontalRight,verical},
						Groupe[1] : integer
					),
					Page[0..*] (
						Color[1] : boolean,
						Side[1] : string{recto,verso},
						BindingMargin : float,
						Orientation[1] : string{portrait,landscape},
						Page[1] : integer,
						Position[1] (
							X[1] : integer,
							Y[1] : integer
						),
						Dimension[1] (
							Width[1] : integer,
							Height[1] : integer
						),
						Cover[1] : boolean,
						Force : string{front,back}
					),
					Hole[0..*] (
						Position[1] (
							X[1] : integer,
							Y[1] : integer
						),
						Dimension[1] (
							Width[1] : integer,
							Height[1] : integer
						),
						Location[1] : string{top,left,right,bottom}
					),
					Media[1] (
						[1] (
							Hole[0..*] (
								Position[1] (
									X[1] : integer,
									Y[1] : integer
								),
								Dimension[1] (
									Width[1] : integer,
									Height[1] : integer
								)
							)
						),
						Dimension[1] (
							Width[1] : integer,
							Height[1] : integer
						),
						Insert[1] : boolean,
						Tab[1] : boolean,
						TabIndent : float,
						Cyclic[1] : boolean,
						CycleLength[1] : integer,
						Weight[1] : float,
						Type : string{plain,glossy,coated,stationary,transparent,plasticSheet,colorCopy,custom},
						Color : string{white,red,green,blue,cyan,magenta,yellow,pink,grey,black,purple,orange,buff,goldenrod,clear,ivory,custom},
						SingleSided[1] : boolean,
						PrePrinted[1] : boolean,
						Thickness[1] : float
					),
					Staple (
						Position[1] (
							X[1] : integer,
							Y[1] : integer
						),
						Location : string{top,left,right,bottom,center,top_left,top_right,left_top,left_bottom,right_top,right_bottom,bottom_left,bottom_right,mixed}
					),
					NumberingMethod (
						[1] (
							Side[1..2] (
								Side[1] : string{recto,verso},
								Alignment[1] : string{top,bottom},
								Position[1] : string{left,center,right}
							)
						),
						HorizontalMargin : float,
						VerticalMargin[1] : float,
						Color[1] : boolean
					)
				),
				Section[1] : integer,
				PaperPass[1] : integer{sef,lef,mixed},
				Side[1] : integer{1,2},
				Folding : string{z_fold,half_fold,gate_fold,parallel_fold,tri_fold_in,tri_fold_out,simple_gate_fold,multi_half_fold,multi_tri_fold_in,mixed},
				FaceDirection[1] : string{up,down},
				HeaderDirection[1] : string{up,down}
			),
			SpineCaption (
				Alignment[1] : string{top,middle,bottom},
				Orientation[1] : string{horizontalLeft,horizontalRight,verical},
				Margin[1] : integer[0..*],
				LineCount[1] : integer[0..*],
				TextColor[1] : boolean,
				BackGroundColor[1] : boolean
			)
		),
		Type[1] : string{normal,booklet,perfectBinding},
		Binding[1] : string{top,left,right},
		StackMethod : string{offset,mixed},
		SheetOrder[1] : string{normal,reverse},
		NumberOfSheets[1] : integer
	);

	link Sheet.Tab = needs > Media.Tab;
	link Folding < excludes > Sheet.Tab;
	link Folding < excludes > Media.Tab;

	constraint !(Document.Type=booklet | Document.Type=perfectBinding)  | !Sheet.Folding;
	constraint !(Document.Type=booklet | Document.Type=perfectBinding)  |  Media.Tab=false;
	constraint !(Document.Type=booklet | Document.Type=perfectBinding)  |  !Sheet.Tab;
	constraint !(Document.Type=booklet | Document.Type=perfectBinding)  |  !Sheet.Staple;
	constraint !(Document.Type=booklet) | !Sheet.Hole;
	constraint !(Document.Type=booklet) | !Media.Hole;
	constraint !(Document.Type=booklet | Document.Type=perfectBinding)  |  Media.Cyclic=false;
	constraint !(Sheet.PaperPass=sef & Document.Binding=top) | Media.Tab=false;
	constraint !(Sheet.PaperPass=lef & Document.Binding=left) | Media.Tab=false;
	constraint !SpineCaption | Document.Type=booklet | Document.Type=perfectBinding;
	constraint !(Sheet.Staple.Location=left) | Document.Binding=left;
	constraint !(Sheet.Staple.Location=top) | Document.Binding=top;
	constraint !(Sheet.Folding=z_fold) | Document.Binding=top;
	constraint !(HorizontalAlignment.Position=center) | !HorizontalAlignment.Margin;
	constraint !(VerticalAlignment.Position=center) | !VerticalAlignment.Margin;
	constraint !(Page.force=front | Page.Force=back) | Sheet.Side=2;
	constraint !(Page.force=front) | Page.Side=recto;
	constraint !(Page.force=back) | Page.Side=verso;
	constraint !(Document.Type=perfectBinding & Page.Cover=true) | !Page.BindingMargin;
	constraint !(Document.Type=perfectBinding & Page.Cover=true) | !Sheet.Hole;
	constraint !(Document.Type=perfectBinding & Page.Cover=true) | !Sheet.Folding;
	constraint !(Document.Type=perfectBinding & Page.Cover=true) | Sheet.Side=2;
	constraint !(Document.Type=perfectBinding & Page.Cover=true) | !Page.Force;
	constraint !(Document.Type=perfectBinding & Page.Cover=true) | !Sheet.NumberingMethod;
	constraint !(Side.Side=verso) | Sheet.Side=2 ;
	
	
	
	
	constraint !(Sheet.Folding & !Sheet.Folfing=z_fold) | !Document.Sheet.Page.BindingMargin;
	constraint !(Sheet.Tab.Text.Rotate=true) | Sheet.Tab.Text.BackSide=true;
	constraint !(Sheet.Tab.Text.Rotate=true) | Media.SingleSided=false;
	constraint !(Media.Tab=false) | !Media.TabIndent;
	constraint !(Media.Cyclic=false) | Media.CycleLength=0;
	constraint !(Media.SingleSided=true) | Sheet.Side=1;
}