{{ 1,-1,0.001,0.005}{ 2,1,0.001,0.005}{ 3,2,0.001,0.005}{ 4,3,0.001,0.005}{ 5,4,0.001,0.005}{ 6,5,0.001,0.005}{ 7,6,0.001,0.005}{ 8,7,0.001,0.005}}