a,9684.28,43836.82
b,10649.55,31996.50
c,19063.66,37818.86
d,17814.63,49923.19
*******************
1,13188.6005,37335.2032
2,15578.4892,44390.9762
***************
1,a,b
a,b,1
b,1,a
2,d,a
a,2,d
d,a,2
c,d,2
2,c,d
d,2,c
2,a,1
a,1,2
1,2,a
2,1,c
1,c,2
c,2,1
c,1,b
1,b,c
b,c,1