2 way: 
[8 inds] [2964 donors] [minor ancestry = 0.01] [#generations = 262.60]
 E[r^2] = 1.000 
 Fst = nan 
 Rst = nan
 see here for plots of Mu, coancestry curves, Fst, log-likelihood trace
 Very low Fst between groups (cannot tell apart). 
 Very low Rst between groups (cannot tell apart). 
3 way: 
[8 inds] [2964 donors] [minor ancestry = 0.01] [#generations = 67.37]
 E[r^2] = 0.706 
 Fst = nan(1:2) | 0.111(1:3) | nan(2:3) 
 Rst = nan(1:2) | 0.045(1:3) | nan(2:3)
 see here for plots of Mu, coancestry curves, Fst, log-likelihood trace
 Very low Fst between groups (cannot tell apart). 
 Very low Rst between groups (cannot tell apart).