imax 1
jmax 3
kmax 0
shapes data_obs  b1  shapes.root  b1/data_obs
shapes sig  b1  shapes.root  b1/sig
shapes bkg1  b1  shapes.root  b1/bkg1
shapes bkg2  b1  shapes.root  b1/bkg2
shapes bkg3  b1  shapes.root  b1/bkg3

---------------------------------
bin b1 
observation 27 
---------------------------------
bin     b1    b1    b1    b1    
process     sig    bkg1    bkg2    bkg3    
process     0     1     2     3     
rate     10     19     2     4     
---------------------------------


