public NGraph<InputData> get() throws InputException {
		
		NGraph<InputData> g = new ListGraph<InputData>();
			
		//Create the vertices
		for(int i=0; i<x*x; ++i) {		
			NVertex<InputData> v = new ListVertex<InputData>();
			v.data = new InputData();
			v.data.id = i;
			v.data.name = ""+(i+1);
			g.addVertex( v );							
		}
		
		//Adding horizontal and vertical edges.
		for(int a=0; a<x; a++) {
			for(int b=a+1; b<x; b++) {
				for( int c=0; c<x; c++) {
					g.ensureEdge(g.getVertex(a+c*x),g.getVertex(b+c*x));
					g.ensureEdge(g.getVertex(a*x+c),g.getVertex(b*x+c));
				}
			}			
		}
		//Adding diagonal edges
		for(int a=0; a<x; a++) { //rows
			for(int b=0; b<x; b++) { // columns
				for(int c=a+1; c<x; c++) { //going down
					int i = c-a;
					int indexL = b-i;
					int indexR = b+i;
					
					if(indexL >= 0) {
						g.ensureEdge(g.getVertex(a*x+b), g.getVertex(c*x+indexL));
					}
					if(indexR < x) {
						g.ensureEdge(g.getVertex(a*x+b), g.getVertex(c*x+indexR));
					}
				}
			}			
		}			
		return g;
	}