G+R2-1G+R-1G+R-2G+R2-2G+R-3G+R2-3G+R-4G+R-5G+R4-1G+R4-2G+R4-3G+R2-4G+R4-4G+R4-5G+R4-6G+R2-5G+R2-6G+R4-7G+R4-8G+R2-7