0.5 0.5 0.5 0.5 Cause_A Cause_B 0 1 0 1 1 0 0 1 1 0 0 1 0 1 0.5 0.5 Ancestor 0.9 0.1 0.1 0.9 Ancestor 0.9 0.1 0.1 0.9 Copy_of_Cause_A Copy_of_Cause_B 0 1 0 1 1 0 0 1 1 0 0 1 0 1 Cause A 165 134 222 169 Cause B 379 137 435 172 Effect 308 235 354 263 Copy of Cause A 648 144 705 179 Copy of Cause B 881 142 937 177 Copy of Effect 771 270 817 298 Ancestor 756 52 815 88 Example A (basic Noisy OR) 151 53 287 67 Example B (Noisy OR with aancestor... why differente end results?) 596 7 783 35