G c f

G c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c fG c f